CTP Combitherm
MN-35948
•
Rev 16
•
10/18
•
Combitherm® CT PROformance™ Series Operator’s Manual
•
79
Error
Code
Error Call Out in Display Description of Error Possible Cause(s)
E100 One or more maintenance
reminder has timed out.
When any maintenance
reminder has expired without
action having been taken by the
operator.
— Enter maintenance reminder screen and address the item
that has timed out and reset
E101 Ventless Hood Fault - No
Pressure
If the power switch or pressure
switch is not closed.
— Check power switch is on.
— Check vent motor is turning in the proper direction.
— Pressure switch is miss wired or defective.
— Filter(s) require cleaning or replacement
E102 Ventless Hood Fault — Filters
Not Present
If the air filter switches are not
closed.
— Check filters are installed and properly seated.
— Check filter switches are not damaged, defective or
dislodged.
E103 Option Board Doesn’t Send
Switch Setting
OB not communicating its switch
settings to the CB.
— Check CAN cable connection between OB and CB.
— Ensure CB dip switch is set to see an OB.
— Incompatible OB and CB so ware (update so ware).
— OB defective.
— CB defective.
E104 Option Board Not
Communicating
Option board is not
communicating with CB.
— Check option board CAN connection at CB and OB.
— Defective OB.
— Defective CB.
E105 No or Low Water Pressure Water pressure switch not
activated.
— Water supply not connected.
— Water supply is shut o .
— Water supply to unit blocked or obstructed
— Faulty or miswired pressure switch
E106 Boiler Drain Pump Fault Hall e ect or rotational sensor is
not sending a signal to the relay
board
— Drain pump motor not running or defective.
— Hall e ect sensor broken or incorrectly wired.
— Motor improperly wired.
E108 Cooling Fan Failure If the temperature on the control
board (relay board) is greater
than 140ºF (60ºC) and less than
176ºF (80ºC). (See error code
E02)
— Cooling fan damaged.
— Cooling fan blocked or blades have been kept from rotating.
— Incoming air temperature exceeds 100°F (38°C).
— Air inlet has become blocked.
E109 High Limit Switch
NOTE: Any oven experiencing
this error should be
investigated by an authorized
Alto-Shaam service provider.
The High Limit Switch input to
the CB (N7) is “open”
— Unit has experienced an over heat condition.
— Convection element contactors stuck closed.
— Failed Y1 solenoid.
— Obstruction between Y1 solenoid and injection pipe.
— Improperly connected drain.
— Condensate pan clean out not closed.
— Improperly wired high limit switch at the switch or at the
CB.
— Defective high limit switch.
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