Vulcan ML-136021 - Manuals

F35425 (February 2006) Page 6 of 40 Cabinet Base Left Side Panel 1. Remove the screws then remove the left side panel from the cabinet base. Cabinet Base Front Panel 1. Remove the screws then remove the front panel from the cabinet base. C24GA SERIES CONVECTION STEAMERS - REMOVAL AND REPLACEMENT OF ...

F35425 (February 2006) Page 8 of 40 Door Latch Assembly 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. 4. Remove the pins and retaining rings. 5. Remove the latch assembly from the door. 6. Reverse procedure to install....

F35425 (February 2006) Page 12 of 40 4. Disconnect the water lines for the solenoid valve being serviced and remove the solenoid valvefrom 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 ...

F35425 (February 2006) Page 13 of 40 C24GA SERIES CONVECTION STEAMERS - SERVICE PROCEDURES AND ADJUSTMENTS SERVICE PROCEDURES AND ADJUSTMENTS WARNING: CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR MEASURE- MENTS WHILE POWER IS APPLIED TO THE MACHINE. EXERCISE EXTREME CAUTION AT ALL T...

F35425 (February 2006) Page 14 of 40 The screw head should not extend out past the screw housing. 1) If gas valve energizes, proceed to step 5. 2) If gas valve does not energize, check the following: a. Remove the lead wires from the switch and verify with a meter thatthe switch contacts are closing...

F35425 (February 2006) Page 17 of 40 C24GA SERIES CONVECTION STEAMERS - SERVICE PROCEDURES AND ADJUSTMENTS AUTOMATIC IGNITION SYSTEMS When the main power switch is turned on and thewater level is above LLCO, the ignition control moduleis energized with 24 volts between terminals five andsix. High vo...

F35425 (February 2006) Page 19 of 40 5. Verify burner air pressure is 0.35" to 0.4" W.C. 6. Turn the gas combination control valve on and wait until main burner lights. 7. Observe the manometer pressure reading and compare to the pressure chart below. GAS PRESSURE READINGS (INCHES W.C.) MANI...

F35425 (February 2006) Page 20 of 40 C24GA SERIES CONVECTION STEAMERS - SERVICE PROCEDURES AND ADJUSTMENTS Striker Adjustment 1. Reinstall the striker with the slot pointing upwards and hand tighten nut only. 2. Close the door to center the striker in the oval mounting hole. 3. Open the door and che...

F35425 (February 2006) Page 21 of 40 10. After 40 minutes, turn power switch off and allow steam generator to completely drain, 5 minutes. 11. Rinse steam generator with clean water: A. Turn power switch on. When ready light comes on, turn cooking timers on for 30seconds to rinse the steam tubes and...

F35425 (February 2006) Page 22 of 40 C24GA SERIES CONVECTION STEAMERS - ELECTRICAL OPERATION ELECTRICAL OPERATION WATER LEVEL CONTROLS Low Level Cut-Off and Differential Control The steamer is equipped with three water levelsensing probes (high, low and low level cut-off) and asingle water level con...

F35425 (February 2006) Page 25 of 40 SCHEMATIC DIAGRAMS C24GA SERIES CONVECTION STEAMERS - ELECTRICAL OPERATION Generator Schematic Diagram

F35425 (February 2006) Page 28 of 40 C24GA SERIES CONVECTION STEAMERS - ELECTRICAL OPERATION COMPONENT LOCATION CABINET BASE GENERATOR

F35425 (February 2006) Page 29 of 40 C24GA SERIES CONVECTION STEAMERS - ELECTRICAL OPERATION COMPONENT FUNCTION CABINET BASE GENERATOR Water Level Control andLevel Sensing Probes................... The Water Level Control circuit board and Level Sensing Probe Assemblyallow water to enter the generat...

F35425 (February 2006) Page 33 of 40 C24GA SERIES CONVECTION STEAMERS - TROUBLESHOOTING General The following paragraphs provide descriptive informationof the most common troubles that can occur in thesteamer. The Troubleshooting Chart provides a list ofother typical fault conditions. The left-hand ...

F35425 (February 2006) Page 34 of 40 C24GA SERIES CONVECTION STEAMERS - TROUBLESHOOTING TROUBLESHOOTING SEQUENCE OF OPERATION STEP FUNCTION DESCRIPTION 1 Power On Power Switch is switched to the on position. 2 Fill Stage 1 Boiler fills with fast fill water valve, (3.7 GPM). 3 Low Level Probe Confirm...

F35425 (February 2006) Page 35 of 40 TROUBLESHOOTING CHART SYMPTOM POSSIBLE CAUSES Compartment leaks steam or water 1. Steamer not level. around door. 2. Worn or damaged gasket. 3. Cavity rear strainer clogged. 4. Drain line obstructed. 5. Drain not to an open gap drain. Cold water condenser not ope...

F35425 (February 2006) Page 38 of 40 C24GA SERIES CONVECTION STEAMERS - CONDENSED SPARE PARTS LIST CONDENSED SPARE PARTS LIST C24GA SERIES CONVECTION STEAMERS PART NO. DESCRIPTION 419315 POWER CORD 419359 CABLE, IGNITOR, HIGH VOLTAGE 842049 DOOR SWITCH 411500-12 TRANSFORMER 120V/24V 411690-1 TIMER C...