MN-35949 • Rev 04 • 06/16 • Combitherm® CT PROformance™ Series • Technical Service Manual • 55
Error Codes
Error
Code
Error Call Out in Display
Description of Error
Possible Cause(s)
E06
Lower VFD Comm Failure
When VFD does not respond to a
query on the CAN interface.
— Loss of power to VFD.
— VFD malfunction.
— CAN cable disconnected.
— CAN address not correct on VFD.
E07
Error Received from VFD
When VFD is flashing the green
light
— Refer to VFD error code list and match to number of blinks
on the green LED of VFD.
E08
Error Received from Lower
VFD
When VFD is flashing the green
light
— Refer to VFD error code list and match to number of blinks
on the green LED of VFD.
E11
Convection Temperature High
In Combination program, cavity
temperature N6 is measuring
in excess of 572ºF (300ºC) for a
minimum of 25 seconds
In Convection program, cavity
temperature N6 is measuring
in excess of 572ºF (300ºC) for a
minimum of 25 seconds
— Check wiring to all components mentioned below.
— Steam element contactor locked/on.
— N6 oven cavity temperature probe is defective.
— N6 oven cavity temperature probe wires connected
backwards
— Relay board, high voltage, defective.
E13
Boiler Temperature High
Boiler temperature is more than
248ºF (120ºC) for more than 25
seconds, detected by B4 Probe
— Calcium build up in boiler
— Check wiring to all components mentioned below.
— Steam element contactor locked/on.
— B4 boiler temperature probe is defective.
— B4 probe wires connected backwards
— Water level probe has calcium build up.
E15
Condensor Temperature High
Condensor water temperature
is more than 212ºF (100ºC) for
more than 180 seconds, detected
by B3 probe
— Water supply is shut off .
— Check wiring to all components mentioned below.
— B3 condensor temperature probe is defective.
— B3 condensor probe wires connected backwards
— Single water solenoid valve defective (Y2).
— Relay board, high voltage, defective.
E20
B11 Core Temperature Probe
Single Point Fault
Single point core temperature
probe defective or disconnected
— Clean probe receptacle pins with sand paper.
— B11 Single Point Core Temperature probe with quick
connect defective.
— B11 Single Point Core Temperature probe wires with quick
connect disconnected.
— B11 Single Point Core Temperature probe receptacle
defective.
— B11 Single Point Core Temperature probe receptacle wires
disconnected.
E21
N6 Cavity Probe Fault
Cavity temperature probe
defective or disconnected
— N6 oven cavity temperature probe defective.
— N6 oven cavity temperature probe wires.
E22
B10 Core Temperature Probe
Multi-point Fault
Multipoint core temperature
probe defective or disconnected
— B10 multipoint core temperature probe defective.
— B10 multipoint core temperature probe wires disconnected.
Error Codes
continued
on
next
page
Содержание COMBITHERM CT PROFORMANCE 10-10E
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