Manuel d'utilisation / d'entretien du produit HE25UT du fabricant Roberts Gorden
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W ARNING FOR Y OUR SAFETY If you smell g as: 1 . Open windo ws. 2. DO NO T try to light an y appliance. 3. DO NO T use electrical s witches. 4. DO NO T use any t elephone in your b uilding. 5. Extinguish any open f lame . 6. Leav e the build ing. 7 . Immediatel y call your local gas supplier af ter leaving the b uilding.
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T ABLE OF C ONTENTS SECTION 1: Heater Safety ................ .................... ........ 2 1 .1 Manpo w er Requirements ......................... ........... 2 1 .2 IP55 P rotection ........ .................... ................ ........ 2 1 .3 Saf et y Labels and Their Placement .
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TABLE OF FIGURES F igur e 1: Bot tom and Bac k Panel La bel Placement ........2 F igure 2: Control Side Label Placeme nt.. ................... ..... 3 F igure 3: Linear & Doub le Linear , Horiz ontal Mounts ...... 6 F igure 4: Linear & Double Linear , On e Side R eflector .
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1 of 73 P roduct Appr ov al ROBERTS GORDON ® appliances have been tested and CE certified as complying with the essential requirements of the Gas Appliance Directive, the Low V oltage Directive, the .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 2 of 73 SECTION 1: HEATER SAFETY Y our Safety is Impor tant to Us! This symb ol is used thr oughout the man ual to notify you of possible f ire , electrical or burn hazar ds. Please pa y special at tention w hen rea ding and f ollo w ing the w arnings in these sections.
SECTION 1: H EAT ER S AFETY 3 of 73 Fi g ur e 2: Contr ol Side Label Placement Description P art Number Logo Label 91 03320 0 Wir ing Diagram Label 91 031404.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 4 of 73 SECTION 2: INSTALLE R R ESPONSIBILITY • T o install the heater , as w ell as the g as and electr ical supplies, in accor dance w ith applicable specif ications and codes .
SECTION 3: C LEARANCES T O C OMB USTIBLES 5 of 73 SECTION 3: CLEARANCES T O COMBUSTIB LES 3.1 R e q uired Clearan ces to Comb ustibles Clearance s are the r equired dista nces that comb ustible objects must be a w ay fr om the heater t o pre v ent f ire hazar ds.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 6 of 73 3.2 Cleara nces Data - Linear and Double Li near NOTE: 1 . All dimensions ar e fro m the surf aces of all tubes , couplings , t ees, elbo w s and crosses. 2. Clear ances B, C and D can be reduc ed by 50% af ter 750 0 mm of tubing do w nstream from the burner .
SECTION 3: C LEARANCES T O C OMB USTIBLES 7 of 73 NOTE: 1 . All dimensions ar e fro m the surf aces of all tubes , couplings , t ees, elbo w s and crosses. 2. Clearances B , C and D can be reduced b y 50% af ter 7500 mm of tubing do w nstream from the burner .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 8 of 73 3.3 Cleara nces Data - U-T ube NOTE: 1 . All dimensions ar e fro m the surf aces of all tubes , couplings , t ees, elbo w s and crosses. 2. Clearances B , C and D can be reduc ed b y 50% af ter 7500 mm of tu bing do w nstr eam from the burner .
SECTION 3: C LEARANCES T O C OMB USTIBLES 9 of 73 NOTE: 1 . All dimensions ar e fro m the surf aces of all tubes , couplings , t ees, elbo w s and crosses. 2. Clearances B , C and D can be reduced b y 50% af ter 7500 mm of tubing do w nstream from the burner .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 1 0 of 73 SECTION 4: MAJOR COMPONENT DESCRIPTIONS Burner (sho wn w ith T ube Gask et) Must be installed w ith the flam e obser v ation w indo w f acing do w n. Refl ec to r (Aluminium or Stainless St eel) Alt er nat e o v erlap as sho w n on o v er v ie w .
SECTION 5: G ENER AL S USPENSION D ETAILS 1 1 of 73 SECTION 5: GENERAL SUSPENSION DETAILS T o ensure y our safety , and comply w ith the t er ms of the w arr anty , all units must be inst alled in accor dance w ith these instr uctions. The g as or the electr ical supply lines must not be used to suppor t the heat er .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 12 o f 7 3 Fi g ur e 1 7: Critical Han g er Placement * Allows f or ther mal e xpansion of syst em. Hanger Side View F ront Vie w Hanger Bow Shac kle I-Beam I-Beam Beam Clamp Bow Shackle Anchor Concrete Beam Locknut W asher Scre w Hook min.
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 1 3 of 73 SECTION 6: LINEAR & DOUBLE LINEAR HEATER INSTALLATION The f igures in this section pro v ide a genera l o v er v ie w of component pla cement in a L inear and Dou ble L inear sy stem.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 14 o f 7 3 Fi g ur e 1 8 : Linear General A ssembly O verview V ent Cap or Bird Screen Outside Wall F an Tube Reflector Reflector End Ca.
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 1 5 of 73 Fi g ur e 1 9: Linear L ay out Ov erview Model HE1 5ST HE20ST HE25S T HE30ST HE35S T HE40S T HE45ST HE50ST Refl ec tor O v erlap (appro x.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 16 o f 7 3 6.2 Double Linear Standar d Parts List * PV C coating must be remo ved pr ior to inst allation. ** If an IP55 pr otect ed fan is requir ed, this fan r eplaces 0726000 1, 07260002, or 0726 0003.
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 1 7 of 73 Fi g ur e 20: Double Linear Gener al Assemb ly O verview V ent C ap or Bird Scr een F resh Air Supply 1 200 mm appro x.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 18 o f 7 3 Fi g ur e 21: Double Linear La yout O verview Model HE30DL HE40DL HE50DL HE60DL HE70DL Refl ec tor O v erlap (appro x.
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 1 9 of 73 Step 6.3 Bur ner T ube Installation Step 6.4 Couplin g and T ube Assemb ly Bow Shac kle Burner T ube Hanger 2290 mm ± 250 mm Note: T ubing requir es a downwar d slope of 1 3 mm per 6000 mm aw a y from b urner .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 20 of 73 Step 6.4.1 Couplin g and T ube A ssembly (Continued) Step 6.4.2 Couplin g and T ube A ssembly (Continued) Incorr ect Slide Bar position Corr ect Slide Bar dimensions ± 50 mm Drive slide bar until tight.
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 21 of 73 Step 6.5 T ube Clamp P acka g e Installation Description Part Number T ube Clamp P acka g e0 1 3 1 8 90 1 T ube Clamp 0 1 39680 .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 22 of 73 Step 6.6 R eflect or Installation W ARNING F ire Hazar d Support ref lector with r eflect or hanger and support strap. Ref lector m ust not t ouch t ube. Failur e to f ollow these instr uctions can result in death, injur y or pr operty damage .
SECTION 6: L INEAR & D OUBLE L INEAR H EATER I NSTALLATION 23 of 73 Step 6. 6.1 Ref lector , U-clip and R eflect or Suppor t Installation The pict orial dr a w ings of the heater co nstruction in Section 6 ar e schematic only and pr o v i de a general guideline of w here hanger s, r eflect or suppor ts and u-clips are t o be installed.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 24 of 73 Step 6.7 Doub le Linear T ee Installation (F or Double Linear Heat ers Onl y) Te e Coupling Coupling F an T ube F an T ube W el.
SECTION 7: U- TUB E H EATER I NSTALLATION 25 of 73 SECTION 7: U-TUBE HEAT ER INSTALLATION The f igures in this section pro v ide a genera l o v er v ie w of component pl acement in a u-tube s yst em. The location of some components such as supp or ts and couplings is crucial for pr oper installa tion.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 26 of 73 *PV C coating must be remo ved prior to installation. ** If an IP55 prot ected fan is r equired, this fan replaces 0726000 1, 07260002, or 0726000 3. ***Some models may recei ve S-hoo ks (P/N 91907302) or spring hooks (P/N 91 903300), rather than bow shackles.
SECTION 7: U- TUB E H EATER I NSTALLATION 27 of 73 Fi g ur e 22: BLA CKHEA T ® HE U-tube A ssembl y Ov erview 200 mm Maximum Coupling U-clips Reflector End Caps 180° U-tube 460 mm Center to Center F.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 28 of 73 Fi g ur e 23: BLA CKHEA T ® HE U-tube Lay out Ov erview Model HE1 5UT HE20UT HE25UT HE30UT HE35UT HE40UT HE45UT HE50UT Refl e cto r O v e rlap (appro x.
SECTION 7: U- TUB E H EATER I NSTALLATION 29 of 73 Step 7 .2 U-tube Ha n g er Placement Step 7 .3 Burner T ube and Fan T ube Installation 2290 mm ± 250 mm See Assembly Draw ing Fir st T ube and Ref lector Hanger Bow Shackle T ube and Reflect or Hanger Suspension Chain Optional Hanging Conf iguration W ashers Bolt (T orque: 1 3.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 30 of 73 Step 7 .3.1 T ube Clamp P acka g e Installation Step 7 .4 U-t ube Support Brac k et Asse mbl y Installation T ube Clamp Bolt Lock W asher Nut (T orque: 13.
SECTION 7: U- TUB E H EATER I NSTALLATION 31 of 73 Step 7 .5 Couplin g and T ube As sembl y Step 7 .5.1 Couplin g and T ube A ssembl y (Continued) T ube T ube Orient coupling so that the impact bloc k.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 32 of 73 Step 7 .6 T ube Installation Step 7 .7 U-tube Installation T ube Coupling W eld Spot Coupling U-tube U-tube Suppor t Brac ket A.
SECTION 7: U- TUB E H EATER I NSTALLATION 33 of 73 Step 7 . 8 Ref lector Installation W ARNING F ire Hazar d Support ref lector with r eflect or hanger and support strap. Ref lector m ust not t ouch t ube. Failur e to f ollow these instr uctions can result in death, injur y or pr operty damage .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 34 of 73 Step 7 . 8 .1 Ref lector , U-c lip and Ref lector Support Installation The pict orial dr a w ings of the heater construction in Section 6 ar e schematic only and pr o v ide a ge neral guideline of w here hanger s, r eflect or suppor ts and u-clips are t o be installed.
SECTION 8 : M ULTIBUR NER C ONFIGUR ATION & I NSTALLATION 35 of 73 SECTION 8 : MULTIBUR NER C ONF IGURATION & INSTALLATION 8 .1 Initial A ssembl y See P age 1 3, Section 6 for linear heater asse mbly instru ctions. See P age 25, Section 7 f or u-tube heat er assembly instru ctions.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 36 of 73 Fi g ur e 25: T ypical Manif old L a y out (Linear and U-T ube Conf i g uration) *T ypical F an Arrangement 1 50 mm Hanger 1 50.
SECTION 9: B URNER & F AN I NSTALLATION 37 of 73 SECTION 9: BURNER & FAN INSTALLATION Step 9.1 Bur ner Installation Step 9. 2 Standard F an Assembl y Lock W asher Gasket Bolt (T orque: 1 3 .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 38 of 73 9.3 IP55 Fan A ssembly 9.4 Linear & U-t ube F an Installation F an Assembl y V ent Adapt er Nut (T orque: 2 Nm 1 8 in lb) Note: Apply Silicone (Recommended) Install v ent adapter with clamp in the up position.
SECTION 9: B URNER & F AN I NSTALLATION 39 of 73 Step 9.5 Doub le Linear F an Installation Step 9.5.1 Doub le Linear Fan Installation (Contin ued) Te e F an Assembl y Tight en securely until tube cannot be remo ved.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 40 of 73 Step 9.6 Mult ibur ner 8 3/90 B WLG Fan A ssembly (Hor izontal and V ertical Outlets) Step 9.
SECTION 1 0: O PTIONAL H EATER A CCESSOR IES 41 of 73 SECTION 1 0: OPTIONAL HEATER A CCESSORIES W ARNING Cut/Pinch Hazar d W ear protectiv e g ear during installation, operation and service. Edges are shar p. Failur e to f ollow these instr uctions can result in injury .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 42 of 73 1 0.1 R eflect or Side Extension Installatio n Step 1 0.1 .1 Brac ket Installation Step 1 0.1 .2 Side R ef lector Instal lation Reflector Side Extension Bracket (2 per reflector) Use additional supports in high air movement applications.
SECTION 1 0: O PTIONAL H EATER A CCESSOR IES 43 of 73 1 0.2 U-T ube Co ver I nstallation The pac k age contai ns t w o ref lector joint pieces (P/ N 0275090 1), one 8' ref lect or and 1 8 x #8 sheet metal scr e w s. Install the u-tu be co v er using the f ollo w ing p rocedu re .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 44 of 73 1 0.3 Decor ativ e Grille Installation Step 1 0.3.1 Grille Installation Step 1 0.
SECTION 1 0: O PTIONAL H EATER A CCESSOR IES 45 of 73 1 0.4 P rot ective Gr ille Installation Step 1 0.4.1 Silicone Cap Installation Step 1 0.4.2 Grille End Cap Installation Step 1 0.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 46 of 73 1 0.5 Sports Hall Guard Installation Step 1 0.5.1 Grille Installation Step 1 0.
SECTION 1 0: O PTIONAL H EATER A CCESSOR IES 47 of 73 1 0.6 Under shield Installation 1 0.6.1 Han g er Installation 1 0.6.2 Undershield Installation 1 0.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 48 of 73 1 0.7 W all Mountin g Install w all mou nting brac kets at the height sho w n in the la yout dra w ing pro v ided by the estimator .
SECTION 1 1: V EN TING AND F RESH A IR S UPPLY 49 of 73 SECTION 1 1 : V ENTING AND F RESH A IR SUPPLY 1 1 .1 T ype C 12 , C 32 & C 62 Appliance Ro om Sealed The heat er s are desig ned to be installed as r oom sealed appliances . The flue a nd air intak e are run as separat e pipes t o the special concentric w all or roof t er minal.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 50 of 73 Fi g ur e 29: Indi vidual Flue Connectio n Detail Fi g ur e 30: Flue Connection Dimensions 1 1 .6 Outside Combustion A ir Supply Clean air m ust be duct ed into th e b ur ner bo x thro ugh the 1 00 mm diam eter spigot on the back of the burner box.
SECTION 1 1: V EN TING AND F RESH A IR S UPPLY 51 of 73 Fi g ur e 31: A ir Supply w ith Flue Confi g ur ations 1 1 .7 Common Duct When u sing a common air inlet duct , al w ay s ensur e that the area of the common air inlet duct represents the area of all air ducts.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 52 of 73 SECTION 1 2: GAS PI PING It is impor tant t hat the g as supply pipe and electr ical connections do not support any of the heat er’ s w eight. Installati on pipes should be f itt ed in accor dance w ith National Sta ndards .
SECTION 1 2: G AS P IPI NG 53 of 73 Fi g ur e 32: Gas Connection w ith Stainless St eel Flex Co nnector Sh u t-Of f V alve (incl u ded with g as hose) m u st b e parallel t o bu r ner gas inlet. The 8 0 mm displacement shown is f or the cold condition.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 54 of 73 SECTION 1 3 : W IRING Connect to the electrical suppl y using the po w er w ir e coming out of the w ir e gland v ia a locally mount ed IP55 prot ected double pole fused s w itch ha v ing a minimum disconnectio n of 3 mm on each pole.
SECTION 1 3: W IRING 55 of 73 1 3.2 T ypical Exter nal W irin g Dia g r am (Double Linear Option 1) 1 3.3 T ypical Exter nal W irin g Dia g r am (Double Linear Option 2) 1 3.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 56 of 73 1 3.5 Internal Wir in g Dia g ra m.
SECTION 1 4: O PER ATION 57 of 73 SECTION 1 4: OPERATION Fi g ur e 33: Se q uence of Oper ation Char t NO TE: If the heat er operat es f or more than 24 hour s continuously , the igniti on module w ill automatically recy c le the burner to ensur e that all safety functions are still in w orking condition.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 58 of 73 1 4.1 .2 Heater Loc kout Indicator b y V olt F ree Connecto r A v olt free contact r elay is closed w hich enables the ROBER TS GORDON ® controller , BMS sy stem, etc. to indicat e the heat er that has f ailed.
SECTION 1 5: S ERVI CING I NSTRUCTIONS 59 of 73 SECTION 1 5: SER VICING INSTRUCTIONS IMPOR T ANT: Ne v er use the heat er as a suppor t for ladder s or other acce ss equipment. Al w a ys t e st f or gas soundness w ith a suitab le detection f luid af ter completing any ser v icing or e xch ange of g as carr y ing component.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 60 of 73 1 5.3.1 Electrode Fi g ur e 34: Burner Cup P osition 1 5.3.2 Burner Head/Inject or Jet When t he co v er is r emo v ed complet ely , the b urner assembly is exposed. Unscr e w the burner cup .
SECTION 1 5: S ERVI CING I NSTRUCTIONS 61 of 73 V ent Pipe V enting must be intact. Using a flashlight , look for obstructions, cracks on the pipe, gaps in the sealed areas or corrosion. The ar ea must be fr ee of dir t and dust. Rem o v e an y carbon deposits or scale using a w ire brush.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 62 of 73 SEC TION 16: T R OUBLESHOOTING D ANGER Electrical Shoc k Hazard Disconnect electric bef ore service . Heater m ust be properl y grounded. Failur e to f ollow these instr uctions can result in death or electrical shoc k.
SECTION 1 6: T ROUB LESHOOTING 63 of 73 1 6.1 T r oubleshootin g Flow Chart (Linear , Double Line ar and U-T ube) N o N o N o Ye s N o Ye s Ye s N o N o N o N o N o Ye s N o N o Ye s Ye s Ye s Ye s N o Ye s Ye s Ye s Ye s N o Replace ignition mod u le.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 64 of 73 T roub leshootin g Flow Ch art (Linear , Double Linear and U-T ube).
SECTION 1 6: T ROUB LESHOOTING 65 of 73 1 6.2 T r oubleshootin g Flow Chart (Multibur ner) Ref er to contr ol panel IOS man u al f or tro ub leshooting.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 66 of 73 T roub leshootin g Flow Chart (Multibur ner).
SECTION 1 6: T ROUB LESHOOTING 67 of 73 1 6.3 Manifold Gas P ressur e Settin g 0 1 2 3 4 5 6 1 2 3 4 5 6 0 1 2 3 4 5 6 1 2 3 4 5 6 M an om e t er 4 RELA Y 3 (14) (12) 2 (A1) 1(-) (A2) 5(+) C ombust i o n C h a mb er C o n t r o l C h a mb er Go v er nor (o rif ice) pressure w hile burner is r unning .
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 68 of 73 SECTION 1 7 : R EPLACEMENT P AR TS Carbon Mono xide Hazard W ARNING Use only genuine R OBERTS GORDON ® replacement parts per this installation, operation and service manual.
SECTION 1 7: R EPLACEMENT P ARTS 69 of 73 * See P age 70, Section 1 7 .1 . Item Description P ar t Number Item Description P art Number A A utomatic C ontrol Unit 90438702 P Gasket 1/2 " OD x 1/4.
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 70 of 73 1 7 .1 R eplacement Pac ka g es 1 7 .1 .1 Scre w and Gasket R eplacement P acka g e (P/N 03360 0 05) 1 7 .1 .2 View er W indow R eplacement Pa cka g e (P/N 03360 0 04) 1 7 .1 .3 Door Gasket R eplacement P acka g e (P/N 033600 02) 1 7 .
SECTION 1 8 : S PECIF ICATIONS 71 of 73 SECTION 1 8 : SPECIFICATIONS 1 8 .1 Material Specif ications 1 8 .1 .1 Combustion and T ubes 1 00 mm dia. 1 6 gauge hea t tr eated alu minised mild steel. 1 8 .1 .2 Ref lector s NS3 H1 4 aluminium or 1 .40 1 6 2R stainless steel (option).
B LAC KHEAT ® HE I NSTALLATION O PERATION AND S ERVICE M ANUAL 72 of 73 1 8 .6 Linear Heater HE15ST HE20ST HE25ST HE30ST HE35ST HE40ST HE45ST HE50ST Input - Gross (kW) 1 5 20 25 30 35 40 45 50/ 51 Input - Net (kW) 13.
SECTION 1 8 : S PECIF ICATIONS 73 of 73 1 8 .9 Burner Specif ications Fi g ur e 35: BLA CKHEA T ® HE Linear and U-tube Specif ications 1 8 .9.1 Standard Burner Specif ications **Based on Gross C aloric V alue.
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Infrar ed Heating Maintain c lear ance t o the si de and c lear ance belo w the heat er fr om v ehic les and comb ustib le mat erials. www .rg-inc.com Printed in U .S.A. P/ N 9103791 2 Rev . H At tach this infor mation to a wall near the R OBERTS GORDON ® heater .
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 Roberts Gorden HE25UT 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 Roberts Gorden HE25UT - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Roberts Gorden HE25UT, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Roberts Gorden HE25UT va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Roberts Gorden HE25UT, 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 Roberts Gorden HE25UT.
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 Roberts Gorden HE25UT. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Roberts Gorden HE25UT 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.
