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MODEL C24EA - CONTROL BOARD
F35453 (July 2008)Page 37 of 68
Timers Reach Zero (Upper and lower Compartments)
• Buzzer sounds until timer turned to off, constant or additional time is set.
• Cook lights (2LT) (red) turn off and cooking compartment steam solenoids de-energize.
• Heat exchanger heating elements de-energize.
• LED 3 and 4 will cycle as described under Timers Set (Upper and lower Compartments).
LED
STATUS
COMPONENT DESCRIPTION
ON OFF
1 X Same as Starting Conditions
2 X Same as Water Level at LLCO Probe.
5X
Same as Steam generator at Operating
Pressure.
6 X Upper cavity relay (K8) de-energized.
3
Upper compartment timer timed out.
7 X Lower cavity relay (K9) energized.
3
Lower compartment timer timed out.
8X
Cavity condensate solenoid (2SOL) de-
energized.
Heat exchanger relay (K10) de-energized.
Cavity drain water cooling stops.
Power removed from heat exchanger
element (1).
All other LED's are off.
Power Switch (1S) off
• Power light (3LT) (amber) and ready light (1LT) (green) off.
• Drain valve energized (steam generator begins draining).
• Condensate thermostat closes (1TAS) and drain cooling solenoid energized (1SOL).
• HL LED off until water drops below L (low level) probe then turns on (water level control).
• LLCO led lit until water level drops below LLCO probe (water level control). Fast fill/flush solenoid energized.
• LED 2 remains lit until water level drops below LLCO probe then turns off. Limiting contactor (1CON) de-
energized.
• LED 10 remains lit during 3 minute drain cycle then turns off.
LED
STATUS
COMPONENT DESCRIPTION
ON OFF
1 X Same as Starting Conditions
5 X Relay (K1) de-energized.
Pressure switch closed (1PAS). Power
removed from cooking compartment
controls.
9X
Drain time delay relay (TDR) energized. Steamer turned off and 3 minute drain cycle
started. Drain transformer (2T) powered.
Drain valve energized and opens.
12 X
Vacuum relief solenoid (2SOL) energized. Pressure switch closed (2PAS). Allows
venting of steam generator during draining.
13 X
Delime 1 time delay relay powered. Output from delime 1 (TDR) load terminal is
not active (delime 1 circuit not powered)
until input voltage trigger is received during
the delime cycle.
Drain Cycle Ends
• LED's 1, 9, 12 and 13 remain lit.
• All other LED's are off.
• Steamer is off.