Alto-Shaam VHes-5 Double Oven User Manual


 
COMBITOUCH® ES SERIES ELECTRIC INSTALLATION MANUAL • 32.
INSTALLATION
ERROR CODES
Error
Code
Error Call Out in Display Description of Error Possible Cause
E34
Steam Generator Drain
Pump Fault
Water level in steam
generator does not drop
during cleaning program
— Scale build up inside the steam generator
drain pump.
— Scale build up inside the steam generator affecting
water level probes.
— Generator drain pump is faulty.
— Connection issue at drain pump.
— No output to pump from relay board.
E36
Steam Temperature High Oven cavity temperature is
too high when operating in
a steam mode or cleaning
program
— Water supply is shut off.
— Low water pressure.
— Wiring or connection issue.
— Water injection pipe obstructed.
— Water fl ow control valve plugged or defective.
— Dual solenoid valve Y-1 obstructed or defective.
— No output to solenoid valve form relay board.
E51
No Water In Boiler Water inside steam generator
does not reach low water
level
— Water supply is shut off.
— Low water pressure.
— Generator drain cap missing or loose.
— Generator drain pump is not sealing.
— Generator drain pump elbow leaking.
— Faulty or scaled water level probe.
— Faulty or plugged dual solenoid valve assembly.
— Wiring or connection issue.
— No output to dual solenoid from relay board.
E53
Fan Motor High
Temperature
Fan motor too hot — Exhaust hood is not operating properly.
— Check LED fl ashes on the Motor Control.
See Motor Control Error Code list.
— Connection Issue on Hall Effect sensor.
— Fan wheel is not operating.
— Hall sensor does not detect motor rotation.
E54
Fan Motor 2 High
Temperature
20•20 lower fan motor too hot — Exhaust hood is not operating properly.
— Check LED fl ashes on the Motor Control.
See Motor Control Error Code list.
— Connection Issue on Hall Effect sensor.
— Fan wheel is not operating.
— Hall sensor does not detect motor rotation.
E55
Vent Not Open Browning valve does not open — Alignment issue between motor cam and vent
motor safety switch (micro switch).
— Fault vent valve (motor).
— Fault vent valve safety switch (micro switch).
— Wiring or connection problem.
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