Vulcan-hart ML-044907 Manual de usuario

– 1 –SERVICE ANDPARTS MANUALVULCAN-HART COMPANY, P.O. BOX 696, LOUISVILLE, KY 40201-0696, TEL. (502) 778-2791FORM 31203 Rev. A (March 2002)SIGNATURE S

– 10 –DIAGRAM #2DIAGRAM #1PILOT ADJUSTMENTSAfter all connections/fittings have been checked for gas leaks and no leaks are found, the pilots can be li

– 11 –DIAGRAM #5BURNER ADJUSTMENTSWhen using natural gas, the air shutter will be approximately 50% open. On propane (LP) the air shutter will beappro

– 12 –1. Remove grates, hot tops, knobs, front manifold cover and bull nose (Diagram #6).2. Slide open burners and/or hot tops off the orifice/valve,

– 13 –DIAGRAM #6DIAGRAM #7

– 14 –DIAGRAM #8

– 15 –THERMOSTATSThe standard oven uses an FDTO-type, modulating thermostat. When first turned on, the flame comes on fullspeed, approximately 1 1/4&q

– 16 –CALIBRATION OF THERMOSTATSField recalibration is very seldom necessary on new appliances, however older thermostats may requirecalibration. Reca

– 17 –Snorkel Oven and/or Electric Ignition Oven with KX Thermostat1. Place the instrument sensor or thermometer in the center of the oven cavity and

– 18 –Griddles with BJWA ThermostatBefore attempting recalibration on the BJWA thermostat, a temperatures check must be done from a cold start,before

– 19 –DIAGRAM #11DIAGRAM #12CALIBRATION SCREWBYPASS SCREW

– 2 –© VULCAN-HART COMPANY, 2002

– 20 –OVEN ELECTRIC IGNITION SYSTEMSSpark SystemThe spark system has had two different spark modules used. Until late 1993 a white Robert shaw SM2 mod

– 21 –DIAGRAM #13SIGNATURE OVEN W/SPARK PILOT

– 22 –DIAGRAM #14SIGNATURE CONVECTION OVENW/ELECTRIC IGNITION

– 23 –DIAGRAM #15SIGNATURE OVEN W/ELECTRIC IGNITION

– 24 –BRASS VALVESTo service the new style valve, the two screws must be removed. Carefully remove the stem and spring. Usinglong nose pliers, pull th

– 25 –DOORS, DOOR SEALS, HINGES AND COUNTERWEIGHTSDoor Removal/Counterweight Replacement• Using a flat blade screwdriver, remove two screws on each s

– 26 –ORIFICE, NAT # 43 # 47 # 41 # 37 # 49 # 35p/n 720426 # 41p/n 720041 # 43 # 52 # 53 # 53 # 41p/n 711339N # 50 # 55

– 27 –CLEANING PROCEDURESHousekeeping/cleaning is a vital part of appliance maintenance. Individual procedures will vary from operation tooperation. W

– 28 –Cleaning TipsThe main purpose in cleaning a griddle plate is to remove the cooking debris and prevent carbon buildup. Productwill stick to a new

– 29 –SCHEDULED MAINTENANCEIn order to provide maximum performance and proper operation, and to ensure the safety of the operator, allequipment must b

– 3 –TABLE OF CONTENTSINTRODUCTION ...

– 30 –Probable Cause• Thermostat out of calibration.• Bypass flame too high or too low.• Oven door not closing properly.• Low gas pressure.• Wrong ori

– 31 –Probable Cause• Unit not level.• Wrong orifice.• Flue obstructed.• Gas-to-air ratio incorrect.• Burner ports obstructed.• Temperature too high.•

– 32 –Probable Cause• Pilot flame too low or not lit.• Pilot burner not positioned properly.• Wrong burner orifice.• Gas pressure incorrect.• Vent in

– 33 –Probable Cause• One or more pilots not lit.• Quick disconnect fitting not properly engaged.• A burner is not on the orifice fitting properly.• P

– 34 –Probable Cause• Valves turned on too high.• Incorrect orifice.• Orifice obstructed.• Gas pressure too high.• Radiants warped.• Burners deteriora

– 35 –TROUBLESHOOTINGProbable Cause• Direct flame hitting panel.• Temperature hitting over 500°F.• Product spill-over not removed and burning.• Grease

– 36 –PARTSStandard Burners2140NOTE: For standard parts informatin on Signature Series, Cheesemelters, Charbroilers, Infared Broilers andFryers, refer

– 37 –Standard Burner Parts40426745-1 KNOB CONTROL

– 38 –50Hot Tops/Fry Tops

– 39 –50 426745-1 KNOB CONTROL Hot Tops/Fry Tops Parts

– 4 –INTRODUCTIONService NotesThe information in this manual is not intended to be all inclusive, rather it is a guide to the applications,specificati

– 40 –3323French Top

– 41 –33 426745-1KNOB CONTROLFrench Top Parts

– 42 –Standard OvenConvection Oven32

– 43 –788278A788276715504PANELOven Parts

– 44 –Control System • Convection OvenControl System • Standard Oven

– 45 – Control System Parts List"S" TYPE719361

– 46 –Body Parts/Shelves Risers

– 47 –Body Parts/Shelves Risers Parts List788382A1788382A2788382A3788382AROLL FRONT/BULL NOSE 12"ROLL FRONT/BULL NOSE 18"ROLL FRONT/BULL NOS

– 48 –Riser Kit Without Shelf P/N 788266A

– 49 –Riser Kit With Single Shelf P/N 788365A

– 5 –Product Features and Descriptions (Cont.)SNORKEL CONVECTION OVEN - Rated at 30,000 BTU/hr. The interior dimension is 26 1/4" wide x 23” dee

– 50 –Double Deck Riser Kit Without Shelves P/N 788368A

– 51 –Double Deck Riser Kit With Shelves P/N 788368A

– 52 –NOTESFORM 31203 Rev. A (March 2002) PRINTED IN U.S.A.

– 6 –UNCRATING/SETUPAll Vulcan-Hart appliances are inspected and tested for function before leaving the factory. The transportationcompany assumes re

– 7 –Installation Requirements (Cont.)All appliances must be vented to the outside. Depending on local codes, the specifics may vary. Check with local

– 8 –GAS PRESSURE CHECK PROCEDURESSteps1. Connect the manometer to the main gas manifold pipe of the appliance, or in a battery the center unit ofthe

– 9 –VENTILATION REQUIREMENTSDepending on local codes, ventilation requirements may vary. A basic formula is as follows: 100 to 150 CFM (cubicfeet per