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Vulcan-Hart C24GA10, Руководство по обслуживанию

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F35425 (February 2006)

Page 12 of 40

4.

Disconnect the water lines for the solenoid valve

being serviced and remove the solenoid valve
from the unit.

5.

Reverse procedure to install solenoid valve.

PILOT/SPARK PROBE

FLAME SENSOR

1.

Remove main burner assembly as outlined under

MAIN BURNER in REMOVAL AND REPLACEMENT
OF PARTS.

2.

Remove the pilot assembly by disconnecting

gas tube to the pilot burner and remove screws
holding pilot assembly.

3.

Replace the malfunctioning flame sensor or pilot

assembly.

4.

Reverse procedure to install a new flame sensor

or pilot assembly.

5.

Check for proper operation.

C24GA SERIES CONVECTION STEAMERS - REMOVAL AND REPLACEMENT OF PARTS

Содержание C24GA10

Страница 1: ...o perform to determine if you have the necessary tools instruments and skills required to perform the procedure Procedures for which you do not have the necessary tools instruments and skills should b...

Страница 2: ...ssembly 6 Door Gasket 7 Door Handle 7 Door LatchAssembly 8 Compartment Controls 8 Main Burner 9 Gas Combination Control Valve 9 GeneratorAssembly 9 Fill and Cold Water Solenoid Valves 11 Pilot Spark P...

Страница 3: ...Cabinet Base Generator 29 Component Location Cooking Compartment 31 Component Function Cooking Compartment 32 General 32 TROUBLESHOOTING 33 General 33 Water Not Being Supplied to Generator 33 Pilot O...

Страница 4: ...ng instructions SPECIFICATIONS Gas Line Pressures Operating Pressure Natural Recommended 2 5 W C Propane Recommended 10 0 W C Incoming Pressure Natural Recommended 7 0 W C min Propane Recommended 11 0...

Страница 5: ...ooking Compartment Right Side Panel 1 Remove the screws then remove the right side panel from the compartment Cooking Compartment Flue Wrap 1 Remove left and right side panels from compartment Remove...

Страница 6: ...base C24GASERIES CONVECTION STEAMERS REMOVALAND REPLACEMENT OF PARTS Cabinet Base Rear Panel 1 Remove the screws then remove the rear panel from the cabinet base COOKING COMPARTMENT DOOR Door Assembl...

Страница 7: ...et sealing surface such as nicks or cuts will cause steam leakage Door Handle 1 Open the door 2 Remove screws from the top and bottom of the door 3 Pull the outer door panel out from the door housing...

Страница 8: ...6 Reverse procedure to install Use Loctite 271 to secure fasteners COMPARTMENT CONTROLS WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES 1 Remove compartment...

Страница 9: ...K ALL JOINTS BEYOND GAS VALVE SOLENOID AFTER UNIT IS LIT Gas combination control valves are not serviceable and should not be disassembled Once the problem has been isolated to this control replace it...

Страница 10: ...nd operating pressure switch 9 Loosen hose clamp attaching lower flexible water line at back panel and use a wrench to disconnect barb fitting from main inlet water connection 10 Loosen hose clamp att...

Страница 11: ...y then push generator slightly forward to disengage feet and remove generator from rear of cabinet 20 Reverse procedure to install generator FILL AND COLD WATER SOLENOID VALVES WARNING DISCONNECT THE...

Страница 12: ...R 1 Removemainburnerassemblyasoutlinedunder MAINBURNERinREMOVALANDREPLACEMENT OFPARTS 2 Remove the pilot assembly by disconnecting gas tube to the pilot burner and remove screws holding pilot assembly...

Страница 13: ...rocedure The air pressure switch senses the pressure level produced by the blower for combustion When the pressure is sufficient the switch closes and supplies power to the ignition control module The...

Страница 14: ...ackon A Listen or use a meter for gas pilot ignition to verify operation 1 If gas pilot ignition is successful listen for main gas burner ignition to verify operation B Verify the pilot and main burne...

Страница 15: ...er Operating Pressure Switch 1 Remove the cabinet base front panel as outlined under COVERSAND PANELS Pressure switch is located behind control box 2 Turn the power on and let the generator come up to...

Страница 16: ...eel clockwise increases the pressure The cut out off off setting should be 3 5 to 4 psi Inlet Water Steam Strainer 1 Unscrew the cap from the body 2 Remove the screen and any foreign particles trapped...

Страница 17: ...flame remains adequate 2 Common MV PV 3 The Pilot Voltage 24 VAC will be present on terminal 3 at the instant an input voltage is supplied to the module This voltage will remain present on terminal 3...

Страница 18: ...ace the pilot igniter assembly 3 Check the ignition cable for tightness or damaged insulation 4 Check unit for proper operation Inspect the pilot burner orifice This should be approxi mately 1 8 in di...

Страница 19: ...SCHEMATICS under ELECTRICAL OPERATION 4 Check that timer motor operates when connected to power If a problem is found in timer replace it do not take timer apart C24GASERIES CONVECTION STEAMERS SERVIC...

Страница 20: ...RE HOT USE CARE WHEN OPERATING CLEANING OR SERVICING THE STEAMER THE COOKING COMPARTMENT CONTAINS LIVE STEAM STAY CLEAR WHEN OPENING DOOR Items Required not provided Deliming material Funnel Plastic o...

Страница 21: ...team has entered the cooking compartments 3 Close the doors 4 Set both timer knobs at 2 minutes 5 Confirm that the ready lights go off the cooking lights come on and steam begins to enter the compartm...

Страница 22: ...l solenoid is energized and water begins filling the generator When the water level reaches the low level cut off LLCO probe the LLCO relay is energized and illuminates the LLCO LED With the LLCO 2 co...

Страница 23: ...closes energizing the slow fill solenoid to keep generator full E When generator pressure reaches 4 psi the pressure switch N C contacts open the N O contacts close 1 Voltage is removed from a Air pr...

Страница 24: ...wing steam into compartment 4 Cavity relay 1 energized energizing the CWC solenoid 5 Cook Light illuminated D Timer times out 1 Contacts 11 13 open and contacts 11 and 14 close energizing the buzzer 2...

Страница 25: ...F35425 February 2006 Page 25 of 40 SCHEMATIC DIAGRAMS C24GASERIES CONVECTION STEAMERS ELECTRICALOPERATION Generator Schematic Diagram...

Страница 26: ...F35425 February 2006 Page 26 of 40 C24GASERIES CONVECTION STEAMERS ELECTRICALOPERATION Schematic Diagram Compartment Controls Standard...

Страница 27: ...F35425 February 2006 Page 27 of 40 C24GASERIES CONVECTION STEAMERS ELECTRICALOPERATION Schematic Diagram Compartment Controls Constant Steam...

Страница 28: ...F35425 February 2006 Page 28 of 40 C24GASERIES CONVECTION STEAMERS ELECTRICALOPERATION COMPONENT LOCATION CABINET BASE GENERATOR...

Страница 29: ...d Water Condenser CWC Solenoid Valve The Cold Water Condenser CWC Solenoid Valve allows cold water to flow into the generator drain to condense steam and cool the hot water before it is discharged int...

Страница 30: ...ber burner The blower is accessible through the front of the base Blower Air Pressure Switch The Blower Air Pressure Switch is part of the Burner Assembly and closes at 0 4 W C to apply operating volt...

Страница 31: ...F35425 February 2006 Page 31 of 40 COMPONENT LOCATION COOKING COMPARTMENT C24GASERIES CONVECTION STEAMERS ELECTRICALOPERATION...

Страница 32: ...ly after the generator has reached its operating pressure Also the timer energizes the buzzer when time expires The timer can be set to the constant steam position This allows steam to flow into the c...

Страница 33: ...scalants or lime build up is apparent then not only the drain solenoid valve but also the generator and water level control must be thoroughly cleaned TROUBLESHOOTING Water Accumulating in Compartment...

Страница 34: ...190 F thermostat supplies signal to water level control to continue filling with trickle valve 0 25 GPM 12 Generator Full Boiler will fill till high water probe is confirmed 13 Ready Operating pressur...

Страница 35: ...alfunction 3 Dirt or scale on valve seat Generator will not heat or build pressure 1 Incorrect input voltage 2 Generator not filled 3 Water Level Control malfunction 4 Water too pure for probes to pro...

Страница 36: ...rner won t light or won t stay lit 1 Gas not on 2 Combustion air pressure switch malfunction 3 Ignition module not receiving power 4 Unit not properly grounded and or polarity of incoming power is inc...

Страница 37: ...and burner 3 Loose broken or damaged lead wires including ground from ignition module to ignitor 4 Ignitor boot on ignition cable loose damaged or missing causing excessive ignition voltage leakage 5...

Страница 38: ...NE 850778 1 PRESSURE SWITCH AIR 852984 10 MAIN BURNER ORIFICE PROPANE 852984 9 MAIN BURNER ORIFICE NATURAL 855268 1 DOOR GASKET C24GA6 855286 2 DOOR GASKET C24GA10 855373 1 SOLENOID SLOW FILL 0 25 GPM...

Страница 39: ...F35425 February 2006 Page 39 of 40...

Страница 40: ......

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