Vulcan-Hart F-37418 manual

F-37418 (12-09) Rev 2 VULCAN-HART DIVISION OF ITW FOOD EQUIPMENT GROUP, LLC WWW.VULCANHART.COM 3600 NORTH POINT BLVD. BALTIMORE, MD 21222 TOPS Open Top Hot Top Griddle Top Work Surface BASES Standard Oven Convection Oven Cabinet Base ONE POWERFUL P A CK AGE SERVICE MANUAL V SERIES HDR GAS RANGES - NOTICE - This manual is prepared for use by trained[...]

Page 2 of 36 IMPORTANT FOR YOUR SAFETY THIS MA NUAL HA S BEEN PREPA RED FOR PERS ONNEL QUALIF IED TO INS TALL GAS EQUIPM ENT, W HO SH OULD PERFORM THE IN ITIAL FIELD S T ART - UP AND ADJUSTM ENTS OF THE EQU IPMEN T COVERED BY THIS M ANUAL. POST IN A PR OMINE NT LOCATION THE INSTR UCTIONS TO BE FOLLO W ED IN THE EVENT THE SM ELL OF GAS IS DETEC TED.[...]

Page 3 of 36 TABLE OF CONTENTS GENERA L Introduction Installation Operation Cleaning Lubrication Tools Specifications REMOVA L AND REPLACEMENT OF PARTS Electrical Lockou t / Tagou t Procedure Gas Lockout / Tagout Procedure Units Mounted On Casters Covers and Panels Manifold Cov er Kick Panel Component Re moval Oven Control Panel (S Mod el) Oven Con[...]

Page 4 of 36 Top Burner Adjus tment Oven Burner Ad justment Oven Door M icroswitch Test Fan Control Sw itch Test (C M odel) Convection Ov en Motor Tes t (C Model) Solenoid Test (C Model) ELECTRICA L OPERA TION Component Func tion Sequence of Ope ration Wiring Dia grams 120V C M odel 208V C M odel TROUB LESHOOTING Troubleshootin g Chart CONDENS ED S[...]

Page 5 of 36 GENERAL INTRODUCTION Procedures in this manual w ill apply to all models unless speci f ied. Picture s and illustra tions can be of any model unl ess the picture or illustra tion needs to be model-specific. Before perfor ming maint enance on the e quipment, thoroughly read this m anual and carefull y follow the instructions in the o rd[...]

Page 6 of 36 Gas Line Pressures Operating Pressures Natural - Reco mmended (in. W.C.) 6.0 Propane - Reco mmended (in. W.C.) 10 .0 Incoming Pressu re Natural - Reco mmended (in. W.C.) 7.0 min. Propane - Reco mmended (in. W.C.) 11 .0 min REMOVAL A N D REPL A CEMEN T OF P A R TS ELECTRICA L LOCKOUT /TA GOUT Electrical Loc kout/Tagout p rocedures are u[...]

Page 7 of 36 GAS LOCKOUT /TA G OUT The Gas Lockou t/Tagout procedu re is used to protect personnel working on a gas appliance. Before perfor ming any mai ntenance or serv ice that re quires gas disconne ct ions, follow these steps: WARN ING: All gas join ts disturbed dur ing ser vicing mus t be checke d for leaks. Do not use an open f lame. Use a h[...]

Page 8 of 36 WARN ING: Perform the GA S LOCKOUT /TA GOUT procedure before serv icing the un it. 1. Perform the ELE CTRICAL LOCK OUT/TAG OUT Procedure. 2. Rotate the yel low gas shut-o ff knob to the OFF posi tion. Figure 1: Gas Shu t-Off Valv e Knob 3. Loosen the setscrew in the burner control knobs and remov e the knobs. 4. Remove the tw o (2) dri[...]

Page 9 of 36 COMPONENT REMOVAL Oven Control Panel ( S Mod el) WARN ING: Al w ay s perform the Electrical Lock out/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT /TA GOUT proced[...]

Page 10 of 36 3. Rotate the yel low gas shut-o ff knob to the OFF posi tion. Figure 6: Gas Shu t-Off Valv e Knob 4. Open the kick panel to gain access to the screw securing the control p anel. 5. Loosen the setscrew from the yel low gas s hut -off knob and remov e the knob. 6. Loosen the setscrew from the tempe rature contr ol knob and re move the [...]

Page 11 of 36 5. Tag and disconnec t the electrical connec tors to t he temperature con trol. 6. Remove the screw s securing the gas mount brac ket to the oven. 7. Remove the gas mount brac ket, pilot safety val ve and temperatu re control assembly from the oven. WARN ING: All gas join ts disturbed dur ing ser vicing must be checke d for leaks . Do[...]

Page 12 of 36 8. Test the oven to v erify proper ope ration. Figure 9: S M odel Pilot Sa fety Valve Remov al Temperature Control (S Model) WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper t[...]

Page 13 of 36 1. Perform the OVEN C ONTROL PA NEL remov al procedure for the convection ov en. 2. Tag and disconnec t the electrical connec tors fro m the top of the temperature control. 3. Remove the temperat ure control from the mount b racket. 4. Reverse the procedure to instal l the temperatu re control. 5. Test the oven to v erify proper ope r[...]

Page 14 of 36 Solenoid (C Model) WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT /TA GOUT procedure before serv icing the un [...]

Page 15 of 36 4. Remove the pipe nipple and manual ga s shut-o ff valv e from the pilot safety valve. 5. Remove any residual tape from the pipe nipples a nd fittings and coat the threads wi th new gas-rated (y ellow) Te flon tape. WARN ING: All gas join ts disturbed dur ing ser vicing mus t be checke d for leaks. Do not use an open flame. Use a haz[...]

Page 16 of 36 Figure 15: C M odel Shut-Off Valv e Removal Oven Pilot Assembly WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT[...]

Page 17 of 36 Oven Burner Assembly WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly wit h this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT /TA GOUT procedure before serv icing the [...]

Page 18 of 36 Figure 19: Oven Bu rner N ozzle and Gas Ori fice Remov al Pilot Quick Disconnect Valve NOTE: The pilot quick disconnect valve is mount ed to the gas manifol d behind the mani fold cover. WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipm[...]

Page 19 of 36 3. Remove the bowl deflector. 4. Remove the burner heads. 5. Disconnect the bu rner tubes from the pilot coupl er. 6. To remove the b urner, lift the rear of the burne r, sli de the burner bac k and li ft to disengage it fro m the bur ner control valv es. 7. Repeat the above step s for any remaining burne rs to be replaced. 8. Remove [...]

Page 20 of 36 8. Reverse the procedure to in stall the top sec tion burner . 9. Test the oven to v erify proper ope ration. Figure 22: Char Broiler Top Burner Removal Top Section Burner (French/Hot Top/Griddle) WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice th[...]

Page 21 of 36 Top Section Burner Control Valve WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT /TA GOUT procedure before serv[...]

Page 22 of 36 5. Test the oven to v erify proper ope ration. Figure 25: Conv ection Motor Fan Cont rol Swi tch Removal Convection Motor (C Model) WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause p[...]

Page 23 of 36 Oven Door Microswitch (C Model) WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. 1. Perform the CON TROL PAN EL removal procedure for the conv ecti[...]

Page 24 of 36 Gas Leak Check WARN ING: All gas joints d isturbed dur ing ser vicing must be checke d for leaks. Do not use an open f lame. Use a haza rdous gas tester or a soap an d water so lution (Bub bles indicate a gas leak). Failure to comp ly can cause property damage, i nj ury or death. WARN ING: If a gas leak is detected, do no t operate th[...]

Page 25 of 36 WARN ING: All gas join ts disturbed dur ing ser vicing mus t be checke d for leaks. Do not use an open flame. U se a hazardous gas tester or a soap and water solution (Bubbles indica te a gas leak ). Failure to comp ly can cause property damage, injury or death. 7. Perform either: a. If pressure is correc t, no adjustmen t is necessar[...]

Page 26 of 36 propane. e. Repeat step 6a & 6b . f. If pressure drop is still greater than 1/2" W .C., there may be a lack of v olume due to too small o f a supply line. Chec k with the gas p rovi der about installi ng a larger size gas line. WARN ING: All gas join ts disturbed dur ing ser vicing mus t be checke d for leaks. Do not use an o[...]

Page 27 of 36 Oven Burner Nozzle and Gas Orifice Check The oven burner nozzl e is mounted betw een the oven gas mani fold and t he u-burner assembly . If burner operation seems poor and other sy stems hav e been checked, remove the bu rner nozzle and chec k for blockage or dama ge as follow s: WARN ING: Al w ay s perform the Electrica l Lock out/Ta[...]

Page 28 of 36 2. If this does not solv e the probl em, check the bu rner for obstructions and clear as ne cessary. If the flame is lifting off the burner: There is too much primary air. Close the air shutter sligh tly and retes t. NOTE: If the grates, hot tops o r oven bottom s have been removed, reche ck flame adj ustments with these ite ms in pla[...]

Page 29 of 36 Oven Door Microswitch Test (C Model) The oven door microsw itch lever should be depressed w hen the oven doo r is closed . WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with th is procedure can cause property [...]

Page 30 of 36 4. Place the fan cont rol switch in the ON position . Veri fy continuity is pre sent betw een the contacts for w ires 62 & 13 and w ires 63 & 64. Ver ify there is no continuity betwee n wires 63 & 61. 5. Place the fan cont rol switch in the COOL DO W N position. Veri fy continuity is present between the contact s for wi re[...]

Page 31 of 36 WARN ING: Al w ay s perform the Electrica l Lockout/Tagou t procedure before removing any sheet me tal panels or a ttempting to se rvice this equ ipment. Failure to comp ly with this procedure can cause proper ty damage, injury or death. WARN ING: Perform the GA S LOCKOUT /TA GOUT procedure before serv icing the un it. 1. Perform the [...]

Page 32 of 36 ELECTRIC A L OPER A TION Component Function Power Cord A three-prong grounding pl ug that connects the oven to the el ectrical pow er source. The ov en will not operate unless it is connected to an elec trical pow er supply. Convection Ove n Solenoid The solenoid is a n ormally closed sw itch that opens and closes the gas val ve. W he[...]

Page 33 of 36 control sw itch is placed in the ON position. The convection moto r should shut o ff when the oven door is opened unless the fan cont rol switch is pl aced to the COOL DO WN position. In the COOL DO W N position the oven door microswitch is bypassed so that the conv ection motor wi ll run while the oven door is open to rapi dly low er[...]

Page 34 of 36 thermostat and the solenoi d. iii. The solenoid wi ll close the gas val ve and shuto ff gas to the burner. iv. Pilot remains lit. 5. Fan control swi tch to OFF. A. Power is removed from one side o f the convection motor. i. The centri fugal switch w ill open and pow er will be removed from the solenoid and the thermostat. ii. The sole[...]

Page 35 of 36 TROUBLESHOOTING SYMPTOM POSSIBLE CA USES Pilot does not rem ain lit. 1. Low gas pressure. 2. Thermoc ouple not positioned correctl y or malfunctioning. 3. Control valve m alfunction. Burner flame too yellow 1. Orifice incorrect size or obstructed . 2. Air Shutter not adjus ted correctly. 3. Incorrect gas pressure. 4. Incorrect gas t y[...]

Page 36 of 36 CONDENSED SPARE PARTS LIST PART NO. DESCR IPTION 00 -411496-000 B1 Rocker Switch 00 -411496-000F 1 Door Switch 00 -405016-000 01 Cord, Suppl y Electric 00 -957367-000 01 Burner Valve 00 -499712-000 01 Burner Valve Knob 00 -497765-000 01 Pilot Quick Disc onnect Valve 00 -499970-000 01 HD Quick Disconnect Pilot Valve 00 -404060-000 01 A[...]