Manuel d'utilisation / d'entretien du produit 303440 du fabricant Toro
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Part No. 08160S L (Rev . B) Service Manual W orkman R M D&M D X Preface The pur pose of this public ation is to pr ovide t he service technic ian with inf orm ation f or t roubles hooting, test ing and repair of maj or syst ems and co mponents on the Wo rkman MD an d Wo rkman MDX.
Wo rkman MD/MDX This page is intenti onally bl ank..
Rev . B Wo rkman MD/MDX T able Of Contents Chapter 1 - - Safety Safe ty In stru cti o ns 1 - - 2 .......................... Jacki ng and Ot her I nst ruct ions 1 - - 4 ............... Safet y and I nst ruc tion Dec als 1 - - 6 ................ Cha pte r 2 - - Pr oduct R ec or ds and Ma inte nanc e Produc t Records 2 - - 1 .
Workma n MD/MDX This page is intenti onally bl ank..
Workman MD/MDX Page 1 - - 1 Safety Chapter 1 Safety T able of Contents SAFETY INSTRUCTIONS 2 ...................... Supervisor ’s Responsibilities 2 ................. Before Operating 2 ............................ While Operating 3 ................
Workman MD/MDX Page 1 - - 2 Safety Safety Instructions The Workman MD and MDX series vehicles are de- signed and tested to of fer safe service when operated and maintained properly .
Rev . B Wor k m an M D / MD X Page 1 - - 3 Safety While Operating 1. Sit on the operat or seat when starting and opera ting the vehicl e. 2. Before starting th e engine: A. Sit on operator ’s seat and apply the parking brake. B. T urn ignition key to ON.
Workman MD/MDX Page 1 - - 4 Safety Jacking and Other Instructions Jack V ehicle DANGER POTENTIAL HAZARD • A vehicle that is not properly supported may become unstable. WHA T CAN HAPPEN • The vehicle may move or fall. Personal injury or damage to the machine may result.
Workman MD/MDX Page 1 - - 5 Safety T ransaxle Neutral Position When performing routine maintenance and/or engine testing, the transaxle must be shifted into the neutral position. 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch.
Workman MD/MDX Page 1 - - 6 Safety Safety and Instruction Decals Numerous safety and instruction decals are affixed to your Workman. If any decal becomes illegible or dam- aged, install a new decal. Part numbers are listed in the Parts Catalog. Order replacement decals from your Au- thorized T oro Distributor .
Workman MD/MDX Page 2 - - 1 Product Records and Maintenance Chapter 2 Product Records and Maintenance T able of Contents PRODUCT RECORDS 1 ......................... MAINTENANCE 1 ............................... EQUIV ALENTS AND CONVERSIONS 2 .........
0.09375 Workman MD/MDX Page 2 - - 2 Product Records and Maintenance Equivalents and Conversions.
Workman MD/MDX Page 2 - - 3 Product Records and Maintenance T orque Specifications Recommended fastener torque values are listed in the following tables. For critical applications, as determined by T oro, either the recommended torque or a torque that is unique to the application is clearly identified and spe- cified in this Service Manual.
Workman MD/MDX Page 2 - - 4 Product Records and Maintenance Standard T orque for Dry , Zinc Plated and Steel Fasteners (Inch Series) Thread Size Grade 1, 5 & 8w i t hT h i n Height Nuts SAE Grade .
Workman MD/MDX Page 2 - - 5 Product Records and Maintenance Standard T orque for Dry , Zinc Plated and Steel Fasteners (Metric Fasteners) T h r e a d S i z e Class 8.
Workman MD/MDX Page 2 - - 6 Product Records and Maintenance Other T orque Specifications SAE Grade 8 Steel Set Screws T h r e a d S i z e Recommended T orque Thread Size Square Head Hex Socket 1/4 - -.
Rev . B Wor k m an M D X Page 3 - - 1 Briggs & Stratton Gasoline Engine Chapter 3 Briggs & Stratton Gasoline Engine T able of Contents GENERAL INFORMA TION 2 ..................... Operator ’s Manu al 2 .......................... SPECIFICA TIONS 3 .
Wor k ma n MD X Page 3 - - 2 Briggs & Stratton Gasoline Engine General Information This Chapter gives information about specifications, maintenance, troubleshooting, testing and repair of the V - - twin cylinder , gasoline engine used in the Workman MDX.
Wor k ma n MD X Page 3 - - 3 Briggs & Stratton Gasoline Engine Specifications Item Description Make / Designation Briggs and Stratton, 4 - -cycle, V - - Twin Cylinder , OHV , Air Cooled, Gasoline Engine - - Model 303440 Bore x Stroke 2.68” x 2.60” (68 mm x 66 mm) T otal Displacement 29.
Rev . B Wor k m an M D X Page 3 - - 4 Briggs & Stratton Gasoline Engine Adjustments Adjust Throttle Cable NOTE: The Workman MDX is equ ipped with an engine governor . Refer to the Briggs & Stratton Repair Manual at the end of this chapter for governor information on these machines.
Wor k ma n MD X Page 3 - - 5 Briggs & Stratton Gasoline Engine Service and Repairs Cooling System T o ensure proper engine cooling, make sure the grass screen, cooling fins and other external surfaces of the engine are kept clean at all times. NOTE: Perform this maintenance procedure at the in- terval specified in the Operator ’s Manual.
Wor k ma n MD X Page 3 - - 6 Briggs & Stratton Gasoline Engine Air Cleaner Figure 5 1. Air cleaner assembly 2. Bolt 3. Compression spring 4. Mounting band 5. Nut 6. Flange nut (2 used) 7. Cap screw (2 used) 8. Air cleaner bracket 9. Flange head screw (4 used) 10.
Wor k ma n MD X Page 3 - - 7 Briggs & Stratton Gasoline Engine Removal (Fig. 5) 1. Make sure machine is parked on a level surface with the engine OFF . 2. Raise cargo box and support with prop rod. 3. Thoroughly clean junction of intake hose and carbu- retor adapter on engine and air cleaner assembly .
Wor k ma n MD X Page 3 - - 8 Briggs & Stratton Gasoline Engine Exhaust System Figure 7 1. Muffler 2. Swing arm 3. Cap screw (2 used) 4. Lock washer (6 used) 5. Exhaust coupler 6. Coupler spring (4 used) 7. Exhaust manifold 8. Engine tray 9. Engine 10.
Wor k ma n MD X Page 3 - - 9 Briggs & Stratton Gasoline Engine Removal (Fig. 7) 1. Park machine on a level surface, stop the engine, en- gage parking brake and remove the key from the ignition switch. 2. Raise cargo box and support with prop rod. CAUTION The muffler and exhaust pipe may be hot.
Wor k ma n MD X Page 3 - - 10 Briggs & Stratton Gasoline Engine Fuel T ank 1. Seat 2. Fuel gauge 3. Bushing 4. Gas cap 5. Fuel tank 6. Bushing 7. Stand pipe 8. Hose clamp 9. Fuel hose (to fuel filter) 10. Fuel line conduit 1 1. Seat base 12. Web strapping 13.
Rev . B Wor k m an M D X Page 3 - - 1 1 Briggs & Stratton Gasoline Engine Fuel T ank Removal (Fig. 10) CAUTION Read safety precautions for handling gasoline before working on the fuel system (see Safety In- structions in Chapter 1 - - Safety).
Wor k ma n MD X Page 3 - - 12 Briggs & Stratton Gasoline Engine Oil Filter Assembly Figure 1 1 1. Hose 2. Elbow fitting 3. Hose 4. Fitting 5. Oil pressure switch 6. Elbow fitting 7. Cap screw (4 used) 8. Flange nut (4 used) 9. Filter bracket 10. Oil filter 1 1.
Wor k ma n MD X Page 3 - - 13 Briggs & Stratton Gasoline Engine Removal (Fig. 1 1) 1. Park machine on a level surface, stop the engine, en- gage parking brake and remove the key from the ignition switch. 2. Raise cargo box and support with prop rod.
Wor k ma n MD X Page 3 - - 14 Briggs & Stratton Gasoline Engine Engine Figure 12 1. Hose clamp 2. Fuel hose (from tank) 3. Cable bracket 4. Cable clamp 5. Cap screw 6. Threaded insert 7. Swing arm 8. Lock washer (6 used) 9. Cap screw (2 used) 10. Woodruff key 1 1.
Wor k ma n MD X Page 3 - - 15 Briggs & Stratton Gasoline Engine Engine Removal (Fig. 12) 1. Park machine on a level surface, stop engine, en- gage parking brake and remove key from the ignition switch. 2. Disconnect negative (black) cable from the battery .
Wor k ma n MD X Page 3 - - 16 Briggs & Stratton Gasoline Engine 1 1. Disconnect electrical connections from the following engine components: A. Disconnect ground cable to engine at starter/ generator terminal A1 (Fig. 15). B. Disconnect engine harness connector from the main harness.
Wor k ma n MD X Page 3 - - 17 Briggs & Stratton Gasoline Engine 10. Connect the following components (Fig. 13): A. Choke and throttle cables to the carburetor and cable bracket. B. Air intake hose to the air cleaner intake and ma- chine frame. 1 1.
Rev . B Wor k m an M D X Page 3 - - 1 8 Briggs & Stratton Gasoline E ngine Fuel Evaporative Control System ( Serial Number Above 310000000) Figure 18 CHECK VA LV E FRESH AIR FIL TER CARBON CANISTE.
Rev . B Wor k m an M D X Page 3 - - 19 Briggs & Stratton Gasoline Engine Disassembly (Fig. 19) DANGER Gasoline is flammable. Use caution when storing or handling it. Wipe up any spilled fuel befor e starting the engine . 1. Inspect carbon cannister and attached hoses for damage or obvious leak s.
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Rev . B Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 1 Chapter 4 Single Cylinder Gasoline Engine T able of Contents GENERAL INFORMA TION 2 ..................... Operator ’s Manu al 2 .......................... SPECIFICA TIONS 3 ........
Rev . A Wor k ma n MD Page 4 - - 2 Single Cylinder Gasoline Engine General Information This Chapter gives information about specifications, maintenance, troubleshooting, testing and repair of the single cylinder gasoline engine used in the Workman MD.
Rev . A Wor k ma n MD Single Cylinder Gasoline Engine Page 4 - - 3 Specifications Item Description Make / Designation 4 - -cycle, Single Cylinder , OHV , Air Cooled, Gasoline Engine Bore x Stroke 3.35 in x 2.48 in (85 mm x 63 mm) T otal Displacement 21.
Rev . B Wor k ma n M D Page 4 - - 4 Single Cylinder Gasoline Engine Adjustments Adjust Throttle Cable (Seria l Numbers Below 313000400) NOTE: Workman MD vehicles with serial numbers be- low 31300040 0 use a governor in the transaxle to con- trol engine speed.
Rev . B Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 5 Adjust Throttle Cable (Seria l Numbers Above 313000400) NOTE: Workman MD vehicles with serial numbers above 313000400 use th e engine governor to control engine speed . Refer to the Koh ler Service Ma nual at the end of this chapter for governor information on these machines.
Wor k ma n M D Page 4 - - 6 Single Cylinder Gasoline Engine This page is intentionally blank..
Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 7 Service and Repairs Cooling System T o ensure proper engi ne cooling, make sure the grass screen, cooling fins and other external surfaces of the engine are kept clean at all times. NOTE: Perform this maintenance procedure at the in- terval specified in t he Operator ’s Man ual.
Wor k ma n M D Page 4 - - 8 Single Cylinder Gasoline Engine Exhaust S ystem Figure 5 1. Engine 2. Coupler spring (4 used) 3. Exhaust manifold 4. Muffle r 5. Exhaust coupler 6. Starter/ge nerator 7. Drive clutch 8. Engine tray 9. Lock washer (2 used) 10.
Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 9 Removal (Fig. 5) 1. Park mach ine on a level surface, stop th e engine, en- gage parking brake and remove the key from the ignition switch. 2. Raise cargo box a nd support with prop rod. CAUTION The muffler and exhaust pipe may be hot.
Wor k ma n M D Page 4 - - 1 0 Single Cylinder Gasoline Engine Fuel T ank 1. Seat 2. Fuel gauge 3. Bushing 4. Gas cap 5. Fuel tank 6. Bushing 7. Sta nd pipe 8. Hos e clamp 9. Fuel hose (to f uel filter) 10. Fuel line cond uit 1 1. Seat base 12. Web strapping 13.
Rev . B Wor k m an M D Single Cylinder Gasoline Engine Pag e 4 - - 1 1 Fuel T ank Removal (Fig. 7) CAUTION Read safety precautions for handling gasoline before working on the fuel system ( see Safety In- structions in Chapter 1 - - Safety).
Wor k ma n M D Page 4 - - 1 2 Single Cylinder Gasoline Engine Engine Figure 1 1 1. Kohler engine 2. Coupler spring (4 used) 3. Exhaust manifold 4. Muffle r 5. Exhaust coupler 6. Cap s crew ( 2 used) 7. Drive clutch 8. Shift cable (2 used) 9. Sta rter b elt 10.
Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 13 Engine Removal (Fig. 1 1) 1. Park machine on a le vel surface, stop engine, en- gage parking brake and remove key fro m the ignition switch. 2. Disconnect grou nd (black) ca ble from the ba ttery .
Wor k ma n M D Page 4 - - 1 4 Single Cylinder Gasoline Engine Engine Installation (Fig. 1 1) 1. Install all remo ved engine parts a nd attachments to the engine. CAUTION One person should operate the hoist while a sec- ond person guides the engine into the frame.
Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 15 This page is intent ionally blank. Single Cylinder Gasoline Engine.
Rev . B Work m an M D Page 4 - - 16 Single Cylinder Gasoline Engine Fuel Evaporative Control System ( Serial Number Above 310000000) Figure 13 CHECK VA LV E FRESH AIR FIL TER CARBON CANISTER FUEL TA N.
Rev . B Wor k m an M D Single Cylinder Gasoline Engine Page 4 - - 17 Disassembly DANGER Gasoline is flammable. Use caution when storing or handling it. Wipe up any spilled fuel befor e starting the engine . 1. Inspect carbon cannister and attached hoses for damage or obvious leak s.
Wor k ma n M D Page 4 - - 1 8 Single Cylinder Gasoline Engine This page is intentionally blank..
Rev . B Wor k m an M D / MD X Drive T rain Page 5 - - 1 Chapter 5 Drive T rain T able of Contents GENERAL INFORMA TION 1 ..................... Operator ’s Manu al 1 .......................... SPECIFICA TIONS 2 ............................ DRIVE TRAIN OPERA TION 3 .
Workman MD/MDX Drive T rain Page 5 - - 2 Specifications Item Description T ransaxle T ransaxle Fluid Capacity 1.5 quarts (1.4 liters) T ransaxle Fluid SAE 10W - - 30 Motor Oil Clutch System Continuous.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 3 Drive T rain Operation Clutch System Operation 1. Drive clutch (engine mounted) 2. Driven clutch (transaxle mounted) 3. Moveable sheave (drive clutch) 4. Fixed sheave (drive clutch) 5. Moveable sheave (driven clutch) 6.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 4 Drive Clutch Operation The operation of the drive clutch is affected by engine shaft speed. When the engine is off and not turning, the drive belt rests low within the drive clutch sheaves as the clutch sheaves are spaced apart.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 5 Driven Clutch Operation The operation of the driven clutch is affected by trans- axle load. When the vehicle is stopped, the drive belt is held at the .
Rev . A Workman MD/MDX Drive T rain Page 5 - - 6 Special T ools Order special tools from your T oro Distributor . Drive Clutch Removal T ool (Serial Number Below 310000000) This tool is required to r emove the drive clutch from the tapered drive shaft of the engine.
Rev . A 6.1 Workman MD/MDX Drive T rain Page 5 - - Drive Clutch Removal T ool (Serial Number Above 310000000) This tool is required to r emove the drive clutch from the tapered drive shaft of the engine. It is placed in the threaded hole of the fixed clutch sheave after the clutch holding cap screw is removed.
Rev . A 6.2 Workman MD/MDX Drive T rain Page 5 - - This page is intentionally blank..
Rev . B Wor k m an M D / MD X Drive T rain Page 5 - - 7 Adjustments Adjust Ground Speed (W orkman MD with Serial Number Below 3 13000400) Workman MD models with serial numbe r below 313000400 are equip ped with a transaxle governor . Ad- just ground speed using the following procedure for these vehicles.
Rev . B Workman MD/MDX Drive T rain Page 5 - - 8 Adjust Ground Speed (W o rkman MDX and W orkman MD with Serial Number Above 313000400) All W orkman MDX mode ls and W orkman MD models with serial nu mber ab ove 31300 0400 use an e ngine governor for speed control .
Workman MD/MDX Drive T rain Page 5 - - 9 Adjust Shift Cables 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. Raise and support cargo box. 2. Set the shift lever into the Neutral position. Rotate driven clutch to insure transmission is in neutral.
Workman MD/MDX Drive T rain Page 5 - - 10 Service and Repairs Drive Clutch 1. Engine (V - - twin shown) 2. Starter/generator 3. Starter/generator belt 4. Starter/generator pulley 5. Cap screw (4 used) 6. Lock washer (4 used) 7. Engine starter pulley 8.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 1 1 NOTE: The drive clutch on vehicles with serial numbers above 310000000 is different than the clutch used on earlier vehicles. The procedure to remove or install the drive clutch is the same regardless of machine serial number .
Rev . A Workman MD/MDX Drive T rain Page 5 - - 12 Drive Clutch Service (Serial Number Below 310000000) 1. Fixed sheave 2. Spring 3. W asher 4. Spider assembly 5. Cap screw (3 used) 6. Plastic cap 7. Cover 8. Moveable sheave 9. Roller kit (3 used) 10. Cam weight (3 used) 1 1.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 13 3. Use two 1/4- - 20 X 1” cap screws to secure t he spider removal holding bar (see Special T ools) to drive clutch (Fig. 16). 4. Secure clutch with attached spider removal holding bar in a vise. Matchmark position of spider and move- able sheave for reassembly purposes.
Rev . A 13.1 Workman MD/MDX Drive T rain Page 5 - - 3. Assemble cam weights to moveable sheave as fol- lows: A. Make sure the threads of the pilot bolts are clean and dry .
Rev . A 13.2 Workman MD/MDX Drive T rain Page 5 - - This page is intentionally blank. Drive T rain.
Rev . A 13.3 Workman MD/MDX Drive T rain Page 5 - - Drive Clutch Service (Serial Number Above 310000000) 1. Fixed sheave 2. Limiter shim 3. Shim 4. Spider 5. Cap screw (3 used) 6. Roller (6 used) 7. Cover 8. Moveable sheave 9. Shim 10. Cap screw (4 used) 1 1.
Rev . A 13.4 Workman MD/MDX Drive T rain Page 5 - - Drive Clutch Inspection NOTE: If drive clutch wear or damage occurs, clutch re- placement may be necessary . Refer to your parts cata- log to identify individual drive clutch components that are available.
Rev . A Workman MD/MDX Drive T rain Page 5 - - 14 Driven Clutch NOTE: The driven clutch on vehicles with serial num- bers above 310000000 is different than the clutch used on earlier vehicles. The procedure to remove or install the driven clutch is the same regardless of machine seri- al number .
Rev . A Workman MD/MDX Drive T rain Page 5 - - 15 Driven Clutch Service (Serial Number Below 310000000) NOTE: V ehicles with a serial number below 310000000 are equipped with a Comet brand driven clutch. Ramp Button Replacement (Fig. 21) 1. Park vehicle on a level surface, stop engine, set parking brake and remove key from the ignition switch.
Rev . A 15.1 Workman MD/MDX Drive T rain Page 5 - - Driven Clutch Service (Serial Number Above 310000000) NOTE: V ehicles with a serial number above 310000000 are equipped with a TEAM brand driven clutch (Fig. 21.1). 1. Use a suitable press to compress the clutch spring enough to allow removal of the retaining ring (item 7).
Rev . A 15.2 Workman MD/MDX Drive T rain Page 5 - - This page is intentionally blank. Drive T rain.
Workman MD/MDX Drive T rain Page 5 - - 16 T ransaxle 1. Engine 2. W asher (4 used) 3. Cap screw (4 used) 4. Drive belt 5. Cap screw 6. Stepped washer 7. Driven clutch 8. T ransaxle 9. Lock nut 10. Flat washer 1 1. Shift cable (2 used) 12. Flange nut (4 used) 13.
Workman MD/MDX Drive T rain Page 5 - - 17 6. On W orkman MD, remove governor and cable brackets from the transaxle as follows (Fig. 23). A. Scribe mark across governor bracket and gover- nor shaft to help installation. Loosen both set screws securing the bracket to the shaft.
Workman MD/MDX Drive T rain Page 5 - - 18 IMPORT ANT : T ake care to not damage the engine, fuel hoses, electrical harness or other parts while lowering the engine tray assembly . 13. Carefully move engine tray assembly toward the rear of the vehicle to clear mounts on swing arm.
Workman MD/MDX Drive T rain Page 5 - - 19 This page is intentionally blank. Drive T rain.
Workman MD/MDX Drive T rain Page 5 - - 20 T ransaxle Service 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 57 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 69 70 71 72 73 74 75 76 1 2 .
Workman MD/MDX Drive T rain Page 5 - - 21 1. Case (LH) 2. Oil seal 3. Oil seal 4. Snap ring 5. Spacer 6. Selector shaft 7. Oil seal (2 used) 8. Flange bolt (4 used) 9. Oil check plug (2 used) 10. Gasket (2 used) 1 1. Oil drain plug (2 used) 12. Gasket (2 used) 13.
Workman MD/MDX Drive T rain Page 5 - - 22 1. Bolt (steel ball, spring & gasket) 2. Selector shaft Figure 28 1 2 C. Remove bolt near the selector shaft. Remove spring and steel ball. Replace gasket if damaged. 1. Input shaft 2. Oil seal Figure 29 1 2 D.
Workman MD/MDX Drive T rain Page 5 - - 23 1. Flange bolts (3 used) 2. Axle bracket 3. Axle case Figure 30 1 2 3 E. Remove three (3) flange bolts securing the axle bracket and axle case to each case. Separate brack- et from each axle case. 1. Flange bolt (10 used) 2.
Workman MD/MDX Drive T rain Page 5 - - 24 1. Case (RH) 2. Governor boss Figure 32 1 2 IMPORT ANT : Make sure to not hit the governor boss too hard when separating the cases, the boss may get damaged. Do not pry open the two cases with a screw driver , damage may result to the seal - ing surfaces.
Workman MD/MDX Drive T rain Page 5 - - 25 1. Counter shaft 2. Spacer (2 used) 3. Needle bearing 4. Gear 34 Figure 34 1 2 3 4 B. Pull out counter shaft. Remove spacer , needle bearing, gear 34 and spacer . 1. Counter shaft 2. Spacer (2 used) 3. Needle bearing 4.
Workman MD/MDX Drive T rain Page 5 - - 26 1. Differential assembly 2. Input shaft assembly 3. Center shaft assembly 4. Shift shaft Figure 36 1 3 2 4 IMPORT ANT : Make sure not to damage the oil seal when removing the input shaft.
Workman MD/MDX Drive T rain Page 5 - - 27 1. Snap ring 2. Axle case 3. Axle shaft 4. Ball bearing Figure 38 3 2 4 1 IMPORT ANT : Do not reuse snap ring. Discard and replace ring with new one. B. Remove snap ring from the axle case. Remove axle shaft from case.
Workman MD/MDX Drive T rain Page 5 - - 28 1. Ball bearing 2. Input shaft Figure 40 1 2 IMPORT ANT : Do not reuse ball bearings that have been removed. B.
Workman MD/MDX Drive T rain Page 5 - - 29 1. Input shaft 2. Ball bearing 3. Governor plate (weight) (WM MD) 4. Governor sleeve (Workman MD) 5. Lock pin (Workman MD) 6. Screw (2 used) (Workman MD) Figure 42 1 2 4 3 6 5 D. Replace input shaft if worn or damaged.
Workman MD/MDX Drive T rain Page 5 - - 30 1. Gear 55 2. Gear 47 3. Gear (small) 4. Ball bearing 5. Ball bearing 6. Pin clutch 7. Center shaft 8. Collar (2 used) 9. Spacer Figure 44 1 2 4 9 8 3 8 5 7 6 B. Remove gears, pin clutch, collars and spacer from the input shaft.
Workman MD/MDX Drive T rain Page 5 - - 31 6. Disassemble dif ferential case assembly . 1. Bolt (6 used) 2. Gear 62 3. Differential case Figure 45 1 2 3 A. Remove six (6) bolts securing gear 62 to the dif- ferential case. 1. Spring pin 2. Differential case 3.
Workman MD/MDX Drive T rain Page 5 - - 32 1. Side gear (2 used) 2. Pinion gear (2 used) 3. Gear 34 4. Ball bearing 5. Differential case 6. Pinion shaft 7. Spring pin 8. Bolt (6 used) Figure 47 1 6 2 8 3 4 5 7 D. Replace gears if worn or damaged. Cracked, bro- ken, missing or chipped gear teeth are not accept- able.
Workman MD/MDX Drive T rain Page 5 - - 33 7. On W orkman MD, disassemble governor fork and shaft. 1. Screw (2 used) 2. Stopper 3. Governor fork 4. Case (RH) Figure 48 2 1 3 4 IMPORT ANT : Make sure to not damage the screw heads when removing screws. Each screw is se - cured with an adhesive.
Workman MD/MDX Drive T rain Page 5 - - 34 1. Ball bearing 2. Case (RH) 3. Governor shaft 4. Governor fork 5. Stopper 6. Screw (2 used) Figure 50 1 2 3 4 5 6 D. Remove ball bearing from the case. Ball bearing roller balls must be free of deformation and scoring.
Workman MD/MDX Drive T rain Page 5 - - 35 T ransaxle Assembly 1. Assemble input shaft assembly . 1. Governor plate 2. Governor base 3. Screw 4. Governor sleeve Figure 51 12 to 16 in - - lb (1.
Workman MD/MDX Drive T rain Page 5 - - 36 1. Governor sleeve 2. Input shaft Figure 53 1 2 C. On Workman MD, apply molybdenum disulfide grease to the inside of the governor sleeve. Slide sleeve onto the input shaft. Make sure to engage sleeve slot with lock pin.
Workman MD/MDX Drive T rain Page 5 - - 37 2. Assemble the center shaft assembly . 1. Pin clutch 2. Center shaft 3. Gear 47 4. Gear 55 5. Collar 6. Gear (small) 7. Bearing 8. Bearing 9. Spacer Figure 55 7 4 6 3 5 5 8 2 1 136.8 to 137.1 mm 9 NOTE: Before assembling, apply molybdenum disul- fide grease to the inside of gears 47 and 55.
Workman MD/MDX Drive T rain Page 5 - - 38 Figure 57 D. The c enter shaft should appear as above when assembled. 3. Assemble dif ferential assembly . 1. Pinion gear (greased surface) 2. Pinion shaft 3. Side gear (greased surface) 4. Differential case 5.
Workman MD/MDX Drive T rain Page 5 - - 39 1. Side gear 2. Pinion gear 3. Pinion shaft 4. Differential case Figure 59 1 4 3 2 B. Install side gear , both pinion gears and pinion shaft into the dif ferential case. 1. Spring pin 2. Differential case 3. Pinion shaft Figure 60 1 2 3 C.
Workman MD/MDX Drive T rain Page 5 - - 40 1. Side gear 2. Pinion gear 3. Gear 62 4. Differential case Figure 61 1 2 4 3 D. Install remaining side gear to the pinion gears. E. Secure gear 62 to the differential case with six (6) bolts. T orque bolts in a crossing pattern from 40 to 45 ft - - lb (54 to 61 N - - m) .
Workman MD/MDX Drive T rain Page 5 - - 41 4. On W orkman MD, assemble governor fork. 1. Ball bearing 2. RH case (bearing bore) Figure 63 1 2 A. Install ball bearing into the bore of the case (RH). 1. Governor shaft 2. Boss Figure 64 1 2 IMPORT ANT : Make sure to not damage the oil seal when installing the governor shaft into the governor boss.
Workman MD/MDX Drive T rain Page 5 - - 42 1. Screw (2 used) 2. Stopper 3. Governor fork 4. Case (RH) Figure 65 1 2 3 4 IMPORT ANT : T o prevent the screws that secure the governor fork and stopper to the governor shaft from loosening, apply Loctite #242 (or equivalent) to the screw threads.
Workman MD/MDX Drive T rain Page 5 - - 43 5. Install axle case to case (RH and LH). 1. Axle shaft 2. Snap ring 3. Ball bearing Figure 67 1 2 3 IMPORT ANT : Do not reuse snap ring. Replace snap ring with new one. A. Insert axle shaft with snap rings, collar and ball bearings into the axle case.
Workman MD/MDX Drive T rain Page 5 - - 44 6. Install input shaft, center shaft and differential as- semblies to the case. 1. Shift shaft 2. Clutch groove Figure 69 1 2 A. Insert fork of the shift shaft to the clutch groove of the center shaft assembly .
Workman MD/MDX Drive T rain Page 5 - - 45 1. Fork (selector shaft) 2. Pin (shift shaft) Figure 71 1 2 D. Make sure the s elector shaft fork is contacting the pin on the shift shaft. 1. Spacer 2. Boss (counter shaft) Figure 72 1 2 E. Place spacer on the counter shaft boss of the case (LH) so the oil groove faces up.
Workman MD/MDX Drive T rain Page 5 - - 46 1. Gear 34 2. Counter shaft 3. Spacer Figure 73 1 2 3 F . Apply molybdenum disulfide grease to the inside of gear 34 and the contact surface between the c ase and the counter shaft. G. Place gear 34 onto the spacer .
Workman MD/MDX Drive T rain Page 5 - - 47 1. Governor shaft (Workman MD) 2. Bolt Figure 75 15 to 18 ft - - lb ( 2 1t o2 5N - - m ) 1 2 NOTE: When installing case (RH) to the case (LH) on Workman MD, hold governor shaft so the ball bearing will not drop off.
Workman MD/MDX Drive T rain Page 5 - - 48 1. Cable bracket 2. Bolt (steel ball, spring & gasket) Figure 77 12 to 15 ft - - lb ( 1 6t o2 0N - - m ) 1 2 F . Install cable bracket to the transaxle. G. Install steel ball, spring, gasket and bolt. T orque bolt from 12 to 15 ft - - lb (16 to 20 N - - m) .
Rev . B Wor k m an M D / MD X Page 6 - - 1 Electrical S ystem Chapter 6 Electrical System T able of Contents GENERAL INFORMA TION 2 ..................... Operator ’s Manu al 2 .......................... ELECTRICAL SCHEMA TICS 2 ................... SPECIAL TOOLS 3 .
Workman MD/MDX Page 6 - - 2 Electrical System General Information Operator ’s Manual The Operator ’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Workman vehicle. Refer to the Opera- tor ’s Manual for additional information when servicing the machine.
Workman MD/MDX Page 6 - - 3 Electrical System Special T ools Order special tools from your T oro Distributor . Some tools may also be available from a local supplier . Multimeter The meter can test electrical components and circuits for current, resistance or voltage.
Workman MD/MDX Page 6 - - 4 Electrical System Battery Hydrometer Use the Battery Hydrometer when measuring specific gravity of battery electrolyte. Obtain this tool locally .
Workman MD/MDX Page 6 - - 5 Electrical System T roubleshooting CAUTION Remove all jewelry , especially rings and watches, before doing any electrical trouble- shooting or testing. Disconnect the battery cables unless the test requires battery voltage.
Workman MD/MDX Page 6 - - 6 Electrical System General Run Problems Problem Possible Causes Battery does not charge. Wiring to the charging circuit components is loose, corroded or damaged (see Wiring Schematics in Chapter 8 - - Electrical Diagrams). V oltage regulator and/or starter/generator is faulty .
Workman MD/MDX Page 6 - - 7 Electrical System Electrical System Quick Checks Battery T est Use a multimeter to measure the voltage between the battery terminals. Set the multimeter to the DC v olts setting. The battery should be at a temperature of 60 o to 100 o F .
Workman MD/MDX Page 6 - - 8 Electrical System Component T esting For accurate resistance and/or continuity checks, elec- trically disconnect the component being tested from the circuit (e.g. unplug the ignition switch connector before doing a continuity check on the switch).
Workman MD/MDX Page 6 - - 9 Electrical System Hour Meter T esting IMPORT ANT : Make sure to observe polarity on the hour meter terminals when testing. Damage to the meter may result from an improper connection. 1. Unplug wire harness connector from hour meter .
Workman MD/MDX Page 6 - - 10 Electrical System Start/Run Solenoid The start/run solenoid provides a current path between starter/generator and the vehicle electrical circuits. This solenoid is energized when the ignition switch is ON and the accelerator pedal is depressed.
Workman MD/MDX Page 6 - - 1 1 Electrical System Fuse Block The fuse block is located beneath the dash panel. Fuses can be removed to check continuity . The test meter should read less than 1 ohm . Fuses protect circuits as follows (Fig. 10): 1. The extreme left fuse protects the optional accesso- ry circuit (if equipped).
Workman MD/MDX Page 6 - - 12 Electrical System Accelerator Switch The accelerator switch is a four (4) terminal, t wo (2) cir- cuit switch. The switch is attached to the pedal support (Fig.
Workman MD/MDX Page 6 - - 13 Electrical System Starter/Generator & V oltage Regulator 1. Place machine shift lever in the NEUTRAL position. Apply parking brake. 2. Raise cargo box and secure with prop rod. Gain ac- cess to electric components by removing the electrical cover .
Rev . B Workman MD/MDX Page 6 - - 1 4 Electrical S ystem Starter/Generator T esting of star ter/gener ator field and ar mature winding s is difficult with the starter/ge nerator still mounted in the Workman .
Workman MD/MDX Page 6 - - 15 Electrical System Diode Assembly The diode D1 (Fig. 17) is used to protect the ignition switch from voltage spikes that can occur when the start- er solenoid is de - - energized.
Workman MD/MDX Page 6 - - 16 Electrical System Oil Pressure Switch (Workman MDX) The oil pressure switch is located on the mounting adapter for the oil filter . It is a normally closed switch that opens with pressure. Oil pressure switch testing 1. T urn the ignition switch to ON.
Workman MD/MDX Page 6 - - 17 Electrical System Reverse Switch (Optional) The optional reverse switch is a four (4) terminal, two (2) circuit switch that is used to energize the audio alarm when the shift lever is in the reverse position. The nor- mally open switch circuit is used while the normally closed switch circuit is not used.
Workman MD/MDX Page 6 - - 18 Electrical System Service and Repairs NOTE: For information on electrical engine compo- nents, see the Briggs and Stratton V anguard Service and Repair Manual for 4 - - Cycle, V- - T win Cylinder , OHV Engines (Workman MDX) or the Kohler Service Manual for Command Pro CS Series Engines (Workman MD).
Rev . B Wor k m an M D / MD X Page 6 - - 19 Electrica l System Removal (Fig. 24) 1. Park vehicle on a level surface, stop engine, set parking brake and remove ke y from the ignition switch. 2. Raise cargo b ox and secure with prop rod to g ain ac- cess to the starter/generator .
Rev . B Workman MD/MDX Page 6 - - 2 0 Electrical S ystem Starter/Generator Service (V aleo Starter/Generator) 1. Y oke 2. Armature kit 3. Ball bearing 4. Bearing retainer 5. Ball bearing 6. Spacer 7. Through bolt & flat washer 8. Brush cover 9. Scre w, lock was her & f lat w asher 10.
Workman MD/MDX Page 6 - - 21 Electrical System Brush and Brush Spring Service (Fig. 24) IMPORT ANT : When removing or installing the com - mutator end cover , make sure brushes do not con - tact the commutator . Damage to the brushes may result. 1. Remove brush covers from the commutator end cov- er .
Workman MD/MDX Page 6 - - 22 Electrical System Armature and Field Coil Service (Fig. 24) IMPORT ANT : When removing t he commutator end cover , make sure brushes do not contact the com - mutator . Damage to the brushes may result. 1. Remove brush covers from the commutator end cov- er .
Workman MD/MDX Page 6 - - 23 Electrical System IMPORT ANT : Do not remove field coils unless they are to be replaced. 10. T o remove field coils (Fig. 29): A. Remove nuts from threaded terminal. Slide insu- lator and terminal out of yoke. B. Remove four (4) pole piece screws and pole sets from the yoke.
Workman MD/MDX Page 6 - - 24 Electrical System Rework Starter/Generator (Fig. 24) NOTE: Rework to the starter/generator must be per- formed by a properly trained technician using the correct tools and equipment for testing and reworking electrical motors and generators.
Wor k m an M D / MD X Page 6 - - 25 Electrica l System This page is intentionally blank. Electrical System.
Rev . B Workman MD/MDX Page 6 - - 2 6 Electrical S ystem Starter/Generator Service (Advanced Motors and Drives Starter/Generator) 1. Drive head end 2. Bearing 3. Retaining ring 4. Armatu re assembly 5. F rame and fiel d assembly 6. Brush kit 7. Brush spring (4 used) 8.
Rev . B Wor k m an M D / MD X Page 6 - - 27 Electrica l System NOTE: A troubleshootin g guide for the Advanced Mo- tors and Drive starte r/generator is incl uded at the end of this chapter . Refer to this guide when diagnosin g a starter/generator pro blem on vehicles equipped with a n Advanced Motors and Drive starter/g enerator .
Rev . B Workman MD/MDX Page 6 - - 2 8 Electrical S ystem 4. Pull drive h ead end along with attache d armature from the frame housing. Figure 35 5. Position the motor so the commutator end head is fa- cing upwards and remove the two (2) screws that secure the commutator end head.
Rev . B Wor k m an M D / MD X Page 6 - - 29 Electrica l System 9. Remove nut, l ock washer , flat washer and fiber washer from A1 and A2 terminals on commutator end head. Figure 37 10. Remove two (2) screws that secure the bru sh box to the commutator end head.
Rev . B Workman MD/MDX Page 6 - - 3 0 Electrical S ystem 12. Assembly new brushe s to the brush p late. A. First, insert the brush with the short lead into one of the brush holders. Th en rotate the brush plate 180 o to insert th e brush with t he longer lead.
Rev . B Wor k m an M D / MD X Page 6 - - 31 Electrica l System 15. Secure A1 and A2 terminals to comm utator end head with fiber washer , flat washer , lock washer and nut on each terminal. T orque nuts from 40 to 50 in - - lb (4.6 to 5.6 N - - m) . Figure 43 16.
Rev . B Workman MD/MDX Page 6 - - 3 2 Electrical S ystem 18. Make sure that br ushes ar e pushed ba ck in brus h holders so they will not interf ere with a rmature installa- tion. 19. Position wave washer into bearing bore in commut- ator end head. Figure 46 20.
Rev . B Wor k m an M D / MD X Page 6 - - 33 Electrica l System 23. Install rubber plugs to the commutato r end head. Make sure that the plug that inclu des a weep hole is placed as noted during d isassembly . 24. Make sure that the armature rotates freely after as- sembly .
Workman MD/MDX Page 6 - - 3 4 Electrical S ystem Battery Service The battery is the heart of th e electrical system. With regular and proper service, battery life can be e xtended. Additiona lly , battery and electrical component failure can be prevented.
Wor k m an M D / MD X Page 6 - - 35 Electrica l System Battery Inspec tion and Maintenance W ARNING POTENTIAL HAZARD: Battery elect rolyte cont ains sulfu ric acid which is a deadly poison and it causes severe burns. WHA T CAN HAPPEN: If you carelessly drink electrolyte you c ould die or if it gets onto your skin you will be burned.
Workman MD/MDX Page 6 - - 3 6 Electrical S ystem Battery T esting 1. Conduct a hydr ometer tes t of the battery el ectrolyte: IMPORT ANT : Make sure the area around the cells is clean before opening the batter y caps. A. Measure the specific gravity of each cell with a hydrometer .
Wor k m an M D / MD X Page 6 - - 37 Electrica l System Battery Charging T o minimize possible damage to the battery and all ow the battery to be fully charged, the slow ch arging meth- od is presented here. This charging me thod can be ac- complishe d with a constan t current batter y charger which is available in most shop s.
Workman MD/MDX Page 6 - - 3 8 Electrical S ystem This page is intentionally blank..
Wor k m an M D / MD X Page 7 - - 1 Chassis Chapter 7 Chassis T able of Contents GENERAL INFORMA TION 1 ..................... Operator ’s Manu al 1 .......................... SPECIFICA TIONS 2 ............................ SPECIAL TOOLS 2 ............
Page 7 - - 2 W orkman MD/MDX Chassis Specifications Item Description Front T ire (Workman MD and MDX) (22 x 9.5 - - 10, 2 ply) Pressure Range 8t o2 2P S I( 5 6t o1 5 1k P a ) Rear T ire (Workman MD) (22 x 9.
Workman MD/MDX Page 7 - - 3 Chassis T roubleshooting Suspension and Steering Problem Possible Cause Front end is noisy . Front wheel lug nuts are loose. Front wheel bearings are loose or worn. Front shocks are loose or worn. Front end components (e.g.
Workman MD/MDX Page 7 - - 4 Chassis Suspension and Steering (continued) Problem Possible Cause Front end shimmies. Front wheel lug nuts are loose. Front wheel bearings are loose or worn. Steering linkage is loose or worn. T ie rod ends are loose or worn.
Workman MD/MDX Page 7 - - 5 Chassis Brakes (continued) Problem Possible Cause Brakes pull to either side. T ire pressure is incorrect or uneven between tires. Brake linings are contaminated. Front wheel alignment (toe - - in) is incorrect. Brake shoes are distorted.
Workman MD/MDX Page 7 - - 6 Chassis Adjustments Adjust Parking Brake 1. Pry the rubber cover of f of the parking brake. 2. Loosen the set screw securing the knob to the park- ing brake lever (Fig. 1). 3. Rotate the knob until a force from 30 to 40 lb.
Workman MD/MDX Page 7 - - 7 Chassis Adjust Front Wheel Camber 1. Adjust front tire pressures to 12 PSI (82 kPa) before checking front wheel camber . 2. Either add weight to the driver’s seat equal to the av- erage operator who will run the machine or have an op- erator on the v ehicle operator ’s seat.
Page 7 - - 8 W orkman MD/MDX Chassis Adjust Front Whe el T oe - - i n NOTE: Before adjusting front wheel toe - - in, make sure that front wheel c amber is corr ectly adjusted (see Adju st Front Wheel C amber in this sec tion). 1. Adjust fr ont tire pressures to 12 PSI (82 kPa ) before checking front wheel toe - - in.
Workman MD/MDX Page 7 - - 9 Chassis Service and Repairs Check Tire Pressure See Specifications for tire pressure range for front and rear tires. The air pressure needed is determined by the payload carried. Lower air pressure will provide less compac- tion, a smoother ride and fewer tire marks.
Workman MD/MDX Page 7 - - 10 Chassis Upper Steering 1. Hex nut 2. Flat washer 3. Steering wheel 4. Flange nut (4 used) 5. Steering box assembly 6. Cap screw 7. Lock washer (6 used) 8. Steering shaft 9. Cap screw (4 used) 10. Bearing (2 used) 1 1. Carriage bolt (4 used) 12.
Workman MD/MDX Page 7 - - 1 1 Chassis 5. Support steering column to prevent it from falling. Remove four (4) flange nuts and carriage screws secur- ing the steering column to the mounting plate on the frame. 6. Remove dust cover (item 13) from the steering shaft.
Workman MD/MDX Page 7 - - 12 Chassis Steering Gearbox 1. Gasket 2. Hex washer head screw (3 used) 3. Seal 4. Sector gear 5. Flat washer 6. Ball bearing 7. Output shaft spacer 8. Stepped washer 9. Flange head screw with patch lock 10. Ball bearing 1 1.
Workman MD/MDX Page 7 - - 13 Chassis Disassembly (Fig. 5) IMPORT ANT : Do not reuse flange head screw with patch lock after it has been removed. 1. Remove flange head screw with patch lock (item 9) and stepped washer (item 8) from Pitman arm. Discard flange head screw .
Workman MD/MDX Page 7 - - 14 Chassis Lower Steering and Front Wheels 1. Steering gearbox pitman arm 2. Shock absorber (2 used) 3. Cotter pin 4. Slotted hex nut 5. Flat washer 6. Lock nut (3 used per side) 7. Cap screw (2 used per shock) 8. LH A - - arm 9.
Workman MD/MDX Page 7 - - 15 Chassis Disassembly (Fig. 6) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition. W ARNING Before jacking up the machine, review and follow Jacking Instructions in Chapter 1 - - Safety .
Workman MD/MDX Page 7 - - 16 Chassis C. Install brake hose clip onto cap screw . S ecure spindle to A - - arm hub with cap screw and lock nut. T orque fasteners from 75 to 100 ft - - lb (102 to 135 N- -m ) . 2. Install tie rod: A. Insert tie rod ball joints down through the spindle and up through the Pitman arm.
Workman MD/MDX Page 7 - - 17 Chassis Front Shock Absorbers Shock Removal (Fig. 13) IMPORT ANT : Any adjustment to the shock spring preload will affect the front wheel camber ( see Ad- just Front Wheel Camber in the Adjustments sec - tion of this chapter).
Workman MD/MDX Page 7 - - 18 Chassis A - - arms and Front Suspension Figure 9 FRONT RIGHT 6 19 2 5 7 6 14 7 8 12 4 16 11 18 3 17 1 15 23 22 9 10 13 20 21 24 25 26 27 28 29 30 31 45 to 65 ft - - lb ( 6 2t o8 8N - - m ) Loctite #242 20 to 25 ft - - lb ( 2 8t o3 3N - - m ) 45 to 55 ft - - lb ( 6 2t o7 4N - - m ) See text for tightening procedure 6 1.
Workman MD/MDX Page 7 - - 19 Chassis A - - arm Removal (Fig. 9) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. W ARNING Before jacking up the machine, review and follow Jacking Instructions in Chapter 1 - - Safety .
Workman MD/MDX Page 7 - - 20 Chassis Frame Pivot Y oke 1. Flange nut (4 used) 2. Shock absorber (2 used) 3. Cap screw (4 used) 4. Rubber bumper 5. Flat washer 6. Lock nut (4 used per side) 7. Cap screw (2 used per shock) 8. LH A - - arm 9. Grease fitting (1 used per arm) 10.
Workman MD/MDX Page 7 - - 21 Chassis Pivot Y oke Removal (Fig. 1 1 and 12) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. 2. Remove cargo box from the rear frame (see Cargo Box Removal in this section).
Workman MD/MDX Page 7 - - 22 Chassis Swing Arm 1. Flange nut (4 used) 2. Hitch 3. Flange head screw (4 used) 4. Bushing (2 used) 5. Rear frame 6. Retaining ring (2 used) 7. W asher head screw (2 used) 8. R - -c lamp (2 used) 9. Rear shock assembly (2 used) 10.
Workman MD/MDX Page 7 - - 23 Chassis Removal (Fig. 13) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. 2. Raise and support cargo box with prop rod. 3. Remove muf fler from machine (see Exhaust System Removal in the Service and Repairs section of Engine Chapter).
Workman MD/MDX Page 7 - - 24 Chassis Installation (Fig. 13) 1. Position swing arm to engine tray assembly . 2. Make sure that isolation mounts are positioned in the swing arm so that the flange is positioned between the swing arm bracket and engine tray location (Fig.
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Workman MD/MDX Page 7 - - 26 Chassis Parking Brake 1. Parking brake cover 2. Operator seat 3. Seat base 4. Cable equalizer bracket 5. Parking brake lever 6. Curved washer 7. Lock nut 8. Flat washer 9. Flange head screw (4 used) 10. Flat washer (2 used) 1 1.
Workman MD/MDX Page 7 - - 27 Chassis Disassembly (Fig. 16) 1. Park machine on a level surface, stop engine and re- move key from the ignition switch. Chock wheels to pre- vent the machine from moving. 2. Disconnect both brake cables from rear of machine (Fig.
Workman MD/MDX Page 7 - - 28 Chassis Rear Wheels and Brakes 1. Wheel assembly 2. Lug nut (5 used per hub) 3. Castle nut 4. Brake drum 5. Socket head screw (4 used per brake) 6. Brake assembly (LH shown) 7. Clevis pin 8. Cotter pin 9. Cotter pin 10. Flange lock nut (4 used per brake) 1 1.
Workman MD/MDX Page 7 - - 29 Chassis C. Remove four (4) socket head screws and flange lock nuts that secure the brake assembly to the transaxle. D. Remove brake assembly from the transaxle. Installation (Fig. 18) IMPORT ANT : Parking brake levers must be posi - tioned above the transaxle mount.
Workman MD/MDX Page 7 - - 30 Chassis Rear Brake Service 1. Brake backing plate 2. W asher head screw 3. Brake shoe 4. Lower spring 5. Wheel cylinder 6. Parking brake lever (LH shown) 7. Belleville washer 8. Adjuster lever 9. Dust cover 10. Flat washer 11 .
Workman MD/MDX Page 7 - - 31 Chassis Inspection (Fig. 20) 1. Inspect brake drums. IMPORT ANT : Brake drum machining is not recom- mended. Replace brake drums as a set to maintain equal braking forces. A. Clean drums with denatured alcohol. Check braking surface diameter in at least three places.
Workman MD/MDX Page 7 - - 32 Chassis Front Brake Calipers 1. LH brake caliper 2. RH brake caliper 3. Lock washer (2 per caliper used) 4. Cap screw (2 per caliper used) 5. Wheel hub assembly 6. Brake rotor 7. Socket head screw (4 per rotor used) 8. Spindle (LH shown) 9.
Workman MD/MDX Page 7 - - 33 Chassis Disassembly (Fig. 21) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. W ARNING Before jacking up the machine, review and follow Jacking Instructions in Chapter 1 - - Safety .
Workman MD/MDX Page 7 - - 34 Chassis Front Brake Caliper Service Disassembly (Fig. 22) 1. If caliper is equipped with anti- - rattle clip, remove clip from caliper , pins and brake pads. 2. Remove pins from caliper by prying with a flat blade screwdriver through loop in pins.
Workman MD/MDX Page 7 - - 35 Chassis This page is intentionally blank. Chassis.
Workman MD/MDX Page 7 - - 36 Chassis Brake Master Cylinder 1. Master cylinder 2. Cap screw 3. Brake pedal 4. Clevis pin 5. Cotter pin 6. Flange head nut 7.
Workman MD/MDX Page 7 - - 37 Chassis Removal (Fig. 23) 1. Raise front hood to gain access to master cylinder . 2. Remove cotter pin from the clevis pin that connects master cylinder to brake pedal. IMPORT ANT : T o prevent contamination of the brake system, make sure to clean components before dis - assembly .
Workman MD/MDX Page 7 - - 38 Chassis Brake Master Cylinder Service Disassembly (Fig. 24) 1. Thoroughly clean outside of master cylinder before disassembly . 2. Remove reservoir and flange seal. Push i n on the push rod so the stop pin can be removed. 3.
Workman MD/MDX Page 7 - - 39 Chassis Bleed Brake System IMPORT ANT : T o prevent contamination of the brake system, make sure to clean components before dis - assembly . 1. Connect a suitable transparent hose to bleeder valve on rear wheel brake cylinder or front brake caliper .
Workman MD/MDX Page 7 - - 40 Chassis Seat Base 1. Seat (2 used) 2. Seat bracket (2 used) 3. Cap screw (8 used) 4. Seat base 5. Shift cable (2 used) 6. Choke cable 7. Shift bracket 8. Short screw (4 used) 9. Long screw (4 used) 10. Fuel tank 1 1. Web strapping 12.
Workman MD/MDX Page 7 - - 41 Chassis Seat Base Removal (Fig. 25) 1. Park machine on a level surface, stop engine, en- gage parking brake and remove key from the ignition switch. 2. Flip both seats forward and remove them from the seat base. 3. Remove parking brake assembly from seat base (see Parking Brake Disassembly in this section).
Workman MD/MDX Page 7 - - 42 Chassis Front Hood 1. Fender (LH shown) 2. Lock nut (4 used) 3. Flat washer (2 used) 4. Front bumper 5. Headlight (2 used) 6. W asher (3 used per headlight) 7. Hood 8. Fender well (LH shown) 9. Cap screw (2 used) 10. Hood pivot keeper (2 used) 1 1.
Workman MD/MDX Page 7 - - 43 Chassis Removal (Fig. 27) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition. 2. Remove hood using Figure 27 as a guide. Installation (Fig. 27) NOTE: Do not tighten fasteners securing the hood until all fasteners are in place.
Page 7 - - 44 Workman MD/MDX Chassis Cargo Box (Serial Numbers Below 31 1000000) 1. Cargo box 2. Knob (2 used) 3. Rubber bumper (2 used) 4. T ailgate 5. Flange head screw (31 used) 6. RH pivot bracket 7. LH pivot bracket 8. Flange head screw (4 used) 9.
Workman MD/MDX Page 7 - - 45 Chassis Removal (Fig. 33) NOTE: If cargo box has been replaced with newer box design, refer to Cargo Box (Serial Numbers Above 31 1000000) in this section. 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch.
Page 7 - - 46 Workman MD/MDX Chassis Cargo Box (Serial Numbers Above 31 1000000) 1. Cargo box 2. Handle 3. Latch pin (2 used) 4. Lock nut (2 used) 5. Carriage screw (4 used) 6. Pivot bracket 7. Pivot bushing (2 used) 8. Screw (4 used) 9. Carriage screw (4 used) 10.
Workman MD/MDX Page 7 - - 47 Chassis Removal (Fig. 34) 1. Park machine on a level surface, stop engine, set parking brake and remove key from the ignition switch. 2. Disassemble cargo box as necessary using Figures 34 and 35 as guides. Installation (Fig.
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Rev . A Workman MD/MDX Electrical Drawings Page 8 - - 1 Chapter 8 Electrical Drawings T able of Contents ELECTRICAL SCHEMA TICS Wor k ma n MD 3 ............................... Wor k ma n MD X 4 .............................. CIRCUIT DIAGRAMS Start Circuits 5 .
Workman MD/MDX Electrical Drawings Page 8 - - 2 This page is intentionally blank..
Page 8 - - 3 Elect rical S chemat ic Workman MD Solenoid is shown de - - energized F3 F4 F2 F1 10A 20A 15A 30A AUTO RESETT IN G.
Page 8 - - 4 Elect rical S chemat ic Workman MDX Solenoid is shown de - - energized F3 F4 F2 F1 10A 20A 15A 30A AUTO RESETT IN G.
Page 8 - - 5 F3 F4 F2 F1 10A 20A 15A 30A AUTO RESETT IN G Start C ircuits Power C urr ent Contr ol Curr ent Indicat ion Cur rent (Workman MD X Sc hematic Shown) (ENERGI ZED).
Page 8 - - 6 Run Circuits Power C urr ent Contr ol Curr ent Indicat ion Cur rent (Workman MD X Sc hematic Shown) F3 F4 F2 F1 10A 20A 15A 30A AUTO RESETT IN G (ENERGI ZED).
Rev . A Page 8 - - 7 Main Ele ctrical Ha rne ss Dra wing Workma n M D an d MD X (Serial N umber Below 280999999).
Rev . A Page 8 - - 8 Main Elec trical Har ness Wirin g Diagr am Workma n M D an d MD X GR EEN GRAY VIOL ET BLUE BLACK RED/BLA CK WHIT E BLACK WHIT E WHIT E/BLAC K BLACK YELLOW PINK VIOL ET YELLOW VIOL.
Rev . A Page 8 - - 9 Main Ele ctrical Ha rne ss Dra wing Workma n M D an d MD X (Serial Number From 290000001 to 310000800).
Rev . A Page 8 - - 10 Main Elec trical Har ness Wirin g Diagr am Workma n M D an d MD X (Serial Number From 290000001 to 310000800) GRAY BLUE BLACK YELLOW BLUE WHIT E BLACK BLACK VIOL ET YELLO W WHIT .
Rev . A Page 8 - - 1 1 Main Ele ctrical Ha rne ss Dra wing Workma n M D an d MD X (Serial Number Above 310000800).
Rev . A Page 8 - - 12 Main Elec trical Har ness Wirin g Diagr am Workma n M D an d MD X (Serial Number Above 310000800) RED/BLA CK VIOL ET BLUE BLACK BLACK YELLOW VIOL ET BLUE BLACK WHIT E BLACK BLACK.
Rev . A Page 8 - - 13 Engine E lectrical H arness Workma n M D WHITE/ BLUE BROWN BLACK GREEN BROWN /WH ITE BROWN.
Rev . A Page 8 - - 14 Engine El ectrical Harness Workma n M DX WHITE/ BLUE BROWN BLACK GREEN BROWN /WH ITE.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Toro 303440 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Toro 303440 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Toro 303440, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Toro 303440 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Toro 303440, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Toro 303440.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Toro 303440. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Toro 303440 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
