Trane CCE-Compact Series Installation Operation & Maintenance page 89

Message
Supply humidity
Return humidity
Room humidity
Supply airflow 1
Return airflow 1
Supply duct press.
Return duct press.
Recovery alarm
Recovery pressure
Freeze protection recovery Freeze protection alarm from the heat
Freeze protection
V07-19.0
Description
The supply air humidity sensor is broken
Call the service engineer for the replacement
of the sensor
The return air humidity sensor is broken
Call the service engineer for the replacement
of the sensor
The room humidity sensor is broken
Call the service engineer for the replacement
of the sensor
The pressure sensor for supply fan 1 is
broken; AHU stops
Call the service engineer for the replacement
of the sensor
The pressure sensor for return fan 1 is
broken; AHU stops
Call the service engineer for the replacement
of the sensor
The supply air duct pressure sensor is
broken; AHU stops
Call the service engineer for the replacement
of the sensor
The return air duct pressure sensor is
broken; AHU stops
Call the service engineer for the replacement
of the sensor
Alarm message from the heat recovery
system (ACCU, ROT)
Check the heat recovery and the power
supply
Call the service engineer
Overpressure message at the plate heat
exchanger
Check the dampers
Call the service engineer when this message
occurs repeatedly
recovery system
Check the outdoor and indoor temperature
Call the service engineer when this message
occurs repeatedly
Freeze protection alarm from fresh air
heating battery
Check the hot water supply, valves and
pumps
Call the service engineer when this message
occurs repeatedly
Alarm class
Low(B)
Low(B)
Low(B)
Danger
Danger
Danger
Danger
High(A)
Danger
Low(B)
Danger
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