Alto-Shaam CT Express Combitherm CTX4-10E, Руководство по установке

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Troubleshooting – Error Codes
46 MN-29805 • Rev 11 • 07/18 • Combitherm CT Express Installation Manual
Error Codes
NOTICE
This section is provided for the assistance of qualified and trained service technicians only and is not intended for use by untrained or
unauthorized service personnel. Do not attempt to repair or service the oven beyond this point. Contact Alto-Shaam for the nearest
authorized service agent. Repairs made by any other service agents without prior authorization by Alto-Shaam will void the warranty.
When the oven malfunctions, an error code will appear in the display.
Press the Start icon to acknowledge the error
When the oven error notification has been acknowledged, the oven will attempt to return to normal operation.
Error
Code
Error Call Out
in Display
Description of Error Possible Cause(s)
E01 Low Water Boiler Low water level in boiler – Water supply is shut off.
– Low water pressure.
– Generator drain cap/hose missing or leaking.
– Generator drain pump is defective.
– Generator drain pump elbow leaking.
– Fill solenoid not energized.
– Fill solenoid faulty.
– Wiring or connection error at the solenoid or the relay board.
– Water level probe connection/wiring error at probe or
relay board.
– Water level probe requires descaling and/or replacement.
E02 Control Temperature High Relay board surface
temperature too high
– Cooling fan(s) not being energized.
– Cooling fan(s) faulty.
– Wiring/connection error at cooling fan(s).
– Faulty relay board.
E03 Convection Fan Motor Error Convection fan
motor failure
– Motor VFD not energized.
– No input signal to VFD from relay board.
– Motor VFD faulty, not outputting to motor after input signal
received.
– Motor fan wheel blocked/obstructed.
– Connection/wiring error at VFD, motor, hall effect sensor,
relay board.
– Faulty motor.
E04 Lower Convection Fan Motor Error Lower convection fan
motor failure on 20-20
unit
– Motor VFD not energized.
– No input signal to VFD from relay board.
– Motor VFD faulty, not outputting to motor after input
signal received.
– Motor fan wheel blocked/obstructed.
– Connection/wiring error at VFD, motor, hall effect sensor,
relay board.
– Faulty motor.
E11 Convection Temperature High Oven cavity
temperature N6 too
high
– Convection element contactor stuck closed/on.
– Faulty oven temperature probe connection at relay board.
– Faulty N6 oven temperature probe.
– Faulty relay board.
ALWAYS check the circuit breaker is turned “ON” and your unit is receiving power BEFORE calling your Authorized Alto-Shaam Service Agent