Manuel d'utilisation / d'entretien du produit OM-486 du fabricant Hobart Welding Products
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Processes Description TIG (GT A W ) W elding Stick (SMA W) W elding MIG (GMA W) W elding Flux Cored (FCAW) Engine Driven Welding Generator Arcstar 251 NT OM-486 187 236H February 2000 Visit our website at www.
Hobart W elders manufactures a full line of welders and welding related equipment. For information on other quality Hobart products, contact your local Hobart distributor to receive the latest full line catalog or individual catalog sheets. T o locate your nearest distributor or service agency call 1-877-Hobart1.
The following terms are used interchangeably throughout this manual: MIG = GMAW , Wire W elding TIG = GT AW Stick = SMAW The engine exhaust from this product contains chemicals known to the State of California to cause cancer , birth defects, or other reproductive harm.
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OM-486 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING rom _nd_1 1/98 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Marks a special safety message.
OM-486 Page 2 W elding on closed containers, such as tanks, drums, or pipes, can cause them to blow up. Sparks c a n fly off from the welding arc. The flying sparks, hot workpiece, and hot equipment can cause fires and burns. Accidental contact of electrode to metal objects can cause sparks, explosion, overheating, or fire.
OM-486 Page 3 MOVING P ARTS can cause injury . Keep away from fans, belts, and rotors. Keep all doors, panels, covers, and guards closed and securely in place. Stop engine before installing or connecting unit. Have only qualified people remove guards or covers for maint- enance and troubleshooting as necessary .
OM-486 Page 4 H. F . RADIA TION can cause interference. High-frequency (H.F .) can interfere with radio navigation, safety services, computers, and communications equipment. Have only qualified persons familiar with electronic equipment perform this installation.
OM-486 Page 5 SECTION 1 – CONSIGNES DE S É CURIT É – LIRE A V ANT UTILISA TION rom _nd_fre 1 1/98 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette proc é dure pr é sente des risques de danger ! Ceux-ci sont identifi é s par des symboles adjacents aux directives.
OM-486 Page 6 Le soudage ef fectu é sur des conteneurs ferm é s tels que des r é servoirs, tambours ou des conduites peut provoquer leur é clatement.
OM-486 Page 7 DES ORGANES MOBILES peuvent provoquer des blessures. Ne pas approcher les mains des ventilateurs, cour- roies et autres pi è ces en mouvement. Maintenir ferm é s et fixement en place les portes, panneaux, recouvrements et dispositifs de protection.
OM-486 Page 8 LE RA YONNEMENT HAUTE FR É - QUENCE (H.F .) risque de provoquer des interf é rences. Le rayonnement haute fr é quence (H.F .) peut provoquer des interf é rences avec les é quipements de radio – navigation et de communication, les services de s é curit é et les ordinateurs.
OM-486 Page 9 SECTION 2 – DEFINITIONS 2-1. Symbol Definitions Stop Engine Fast (Run, W eld/Power) Fast/Slow (Run/Idle) Slow (Idle) Start Engine Panel/Local T emperature Fuel Engine Oil On Check V al.
OM-486 Page 10 3-2. Dimensions, W eights, and Operating Angles Dimensions A Height 33 in (838 mm) B C Width 18-3/4 in (476 mm) C Depth 45-1/2 in ( 1 156 mm) D Do not exceed tilt angles or engine could be damaged or unit could tip. A 18 in (457 mm) G Do not move or operate unit where it could tip.
OM-486 Page 1 1 ST-189 268 The ac auxiliary power curve shows the auxiliary power available in amperes at the receptacles. 3-4. Auxiliary Power Curve 0 20 40 60 80 100 120 140 160 0 20 40 60 80 100 12.
OM-486 Page 12 ST-189 266 / ST -189 267 / ST-189 265 The volt-ampere curves show the minimum and maximum voltage an d amperage output capabilities of the welding generator. Curves of other settings fall between the curves shown. A. CC/DC Mode B. CV/DC Mode C.
OM-486 Page 13 SECTION 4 – INST ALLA TION install1 12/99 – Ref. ST -800 652 / Ref. ST-800 477-A / ST -158 936-A / S-0854 Do not weld on base. W eld- ing on base can cause fuel tank fire or explosion. Bolt unit down using holes pro- vided in base.
OM-486 Page 14 4-3. Activating The Dry Charge Battery (If Applicable) Remove b attery from unit. 1 Eye Protection – Safety Glasses Or Face Shield 2 Rubber Gloves 3 V ent Caps 4 Sulfuric Acid Electrolyte (1.265 Specific Gravity) 5 W ell Fill each cell with electrolyte to bottom of well (maximum).
OM-486 Page 15 4-4. Connecting The Battery Ref. ST-800 394-C / Ref. ST -189 925-A / Ref. S-0756-D + – 3/8, 1/2 in Connect negative ( – ) cable last. T ools Needed: 4-5. Installing Exhaust Pipe ST-801 681 / Ref. ST -189 925-A Point exhaust pipe in desired direction.
OM-486 Page 16 4-7. Selecting W eld Cable Sizes T otal Cable (Copper) Length In W eld Circuit Not Exceeding W elding Amperes 100 ft (30 m) Or Less 150 ft (45 m) 200 ft (60 m) 250 ft (70 m) 300 ft (90 .
OM-486 Page 17 4-9. Adjusting MIG Weld Puddle Consistency ST-801 944-C / Ref. ST -189 925-A Stop engine. Stabilizer DC-Z is factory connected to suit most MIG (Wire W elding) applications. T o change MIG weld puddle consis- tency , proceed as follows: Remove lower front panel and side panel.
OM-486 Page 18 SECTION 5 – OPERA TING WELDING GENERA TOR 5-1. Front Panel Controls Ref. ST-189 925-A 1 DC Polarity/AC Switch Do not switch under load. Us e switch to select AC weld output or polar- ity of DC weld output. 2 Process Select Switch Do not switch under load.
OM-486 Page 19 5-2. Remote Amperage/V oltage Control 1 Remote 14 Receptacle RC1 Connect optional remote control to RC1 (see Section 4-8). 2 Remote Hand Control (Optional) 3 Remote Foot Control (Optional) Engine runs at weld/power speed whenever a device con- nected to the remote 14 recep- tacle is running.
OM-486 Page 20 SECTION 6 – OPERA TING AUXILIAR Y EQUIPMENT 6-1. Auxiliary Power Receptacles And Circuit Breakers Ref. ST-189 925-A 1 4 2 5 3 If unit does not have GFCI re- ceptacles, use GFCI- protected extension cord. Auxiliary power decreases as weld current increases.
OM-486 Page 21 6-2. Optional Auxiliary Power Receptacles If unit does not have GFCI re- ceptacles, use GFCI- protected extension cord. Auxiliary power decreases as weld current increases. Combined output of all receptacles limited to 8 kV A/kW rating of the generator .
OM-486 Page 22 SECTION 7 – MAINTENANCE AND TROUBLESHOOTING 7-1. Routine Maintenance Recycle engine fluids. Stop engine before maintaining. Se e Engine Manual and Maintenance Label. Ser- vice more often if used in severe conditions. * T o be done by Factory Authorized Service Agent.
OM-486 Page 23 7-2. Maintenance Label Follow the storage procedure in the engine owner ’ s manual if the unit will not be used for an extended period.
OM-486 Page 24 7-3. Servicing Air Cleaner aircleaner3 1/97 – ST-156 852 / Ref. ST -185 095-A / S-0759 Stop engine. Do not run engine without ai r cleaner or with dirty element. 1 W rapper (Foam Element) Wash wrapper with soap and water solution.
OM-486 Page 25 7-5. Changing Engine Oil, Oil Filter , And Fuel Filter Ref. ST-801 942-C / ST -800 395-B / Ref. ST-189 925-A / S-0842 Stop engine and let cool. 1 Oil Drain V alve 2 1/2 ID x 12 in Hose 3 Oil Filter Change engine oil and filter accord- ing to engine manual.
OM-486 Page 26 7-6. Adjusting Engine Speed Ref. ST-801 942-C / ST -800 397-A After tuning engine, check engine speeds with a tachometer (see table). If necessary , adjust speeds as follows: Start engine and run until warm. T urn A/V control to max. Idle Speed Adjustment 1 Throttle Solenoid 2 Mounting Screw Loosen two mounting screws.
OM-486 Page 27 Stop engine. When a circuit breaker or fuse opens, it usually indicates a more serious problem exists. Contact a Factory Authorized Service Agent. 1 Circuit Breaker CB5 CB5 protects the 24 volt ac output to Remote 14 receptacle RC1.
OM-486 Page 28 T rouble Remedy Low weld output. Check control settings. Place Remote Amperage/V oltage switch in Panel position, or move switch to Remote 14 position and connect remote amperage/voltage control to Remote 14 receptacle RC1. Check and clean air cleaner as necessary (see Section 7-3).
OM-486 Page 29 B. Auxiliary Power T rouble Remedy No power output. Reset circuit breakers CB1, CB2, CB3 and/or CB4 (see Section 6-1). Check fuse F1, and replace if necessary (see Section 7-7). Have Factory Authorized Service Agent check brushes, slip rings, and field current control board PC2.
OM-486 Page 30 SECTION 8 – ELECTRICAL DIAGRAM Figure 8-1. Circuit Diagram For Welding Generator.
OM-486 Page 31 ST-190 578-B.
OM-486 Page 32 SECTION 9 – AUXILIAR Y POWER GUIDELINES 9-1. Selecting Equipment aux_pwr 2/99 – Ref. ST-159 730 / ST -800 577 1 Auxiliary Power Receptacles – Neutral Bonded T o Frame 2 3-Prong Plug From Case Grounded Equipment 3 2-Prong Plug From Double Insulated Equipment OR 2 Be sure equipment has this symbol and/or wording.
OM-486 Page 33 9-3. Grounding When Supplying Building Systems ST-800 576-B 1 Equipment Grounding T erminal 2 Grounding Cable Use #10 A WG or larger insulated copper wire. 3 Ground Device Ground generator to system earth ground if supplying power to a premises (home, shop, farm) wiring system.
OM-486 Page 34 9-5. Approximate Power Requirements For Industrial Motors Industrial Motors Rating Starting Watts Running W atts Split Phase 1/8 HP 800 300 1/6 HP 1225 500 1/4 HP 1600 600 1/3 HP 2100 7.
OM-486 Page 35 9-7. Approximate Power Requirements For Contractor Equipment Contractor Rating Starting W atts Running Watts Hand Drill 1/4 in 350 350 3/8 in 400 400 1/2 in 600 600 Circular Saw 6-1/2 i.
OM-486 Page 36 9-8. Power Required T o Start Motor S-0624 1 Motor Start Code 2 Running Amperage 3 Motor HP 4 Motor V oltage T o find starting amperage: Step 1: Find code and use table to find kV A/HP . If code is not listed, multiply running amperage by six to find starting amperage.
OM-486 Page 37 9-10. T ypical Connections T o Supply Standby Power S-0405-A 1 Power Company Service Meter 2 Main and Branch Overcurrent Protection 3 Double-Pole, Double-Throw T ransfer Switch Obtain and install correct switch. Switch rating must be same as or greater than the branch overcurrent protection.
OM-486 Page 38 9-1 1. Selecting Extension Cord (Use Shortest Cord Possible) Cord Lengths for 120 V olt Loads If unit does not have GFCI receptacles, use GFCI-protected extension cord.
OM-486 Page 39 SECTION 10 – P ARTS LIST ST-802 048-D Hardware is common and not available unless listed. 1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17 18 19 10 20 21 22 23 24 – Fig 10 – 3 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 42 43 44 45 46 47 48 49 50 47 51 46 45 53 54 – Fig.
OM-486 Page 40 Description Part No. Dia. Mkgs. Item No. Figure 10-1. Main Assembly Quantity 1 182 367 P ANEL, right side 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-486 Page 41 Description Part No. Dia. Mkgs. Item No. Figure 10-1. Main Assembly (Continued) Quantity RC1 174 824 CONNECTOR & PINS 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-486 Page 42 Description Part No. Dia. Mkgs. Item No. Figure 10-2. Panel, Front w/Components (Fig 10-1 Item 54) Quantity 1 187 593 P ANEL, front 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-486 Page 43 Description Part No. Item No. Figure 10-3. Generator (Fig 10-1 Item 24) Quantity 1 +186 238 ST A TOR 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. hobart standard 7/00 Service Y o u always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281.
PRINTED IN USA 2000 Hobart Welding Products. 1/00 Hoba rt We lding Produc ts An I l li noi s T ool Works Com pany 600 West Main St reet Troy , O H 45373 US A For Technical A ssistan ce: Call1-800-.
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 Hobart Welding Products OM-486 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 Hobart Welding Products OM-486 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Hobart Welding Products OM-486, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Hobart Welding Products OM-486 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Hobart Welding Products OM-486, 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 Hobart Welding Products OM-486.
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 Hobart Welding Products OM-486. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Hobart Welding Products OM-486 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.
