Toshiba RUAGP Series Original Owner's Manual page 86

Error code causes and solutions. – part 5
Error code
(Hexadecimal)
C2 FAN overload
C4 FAN motor Breakdown
C5 FAN Synchronize err
C6 FAN ctrl board err
CC FAN Heatsink heating
CD FAN phase loss
CE FAN abnormal voltage
CF FAN IPDU comm error
F0 Converter error
F1 DIPSW setting error
Description
Fan motor error
The power supply's voltage or frequency is outside the
specified working range.
Open circuit condition or loose connection in control
wiring.
Load fluctuations due to strong wind
Insufficient space for the suction and discharge of air.
Fan motor error
The power supply's voltage or frequency is outside the
specified range.
Open circuit condition or loose connection in control
wiring.
Load fluctuations due to strong wind
A power outage occurred
Insufficient space for the suction and discharge of air.
Fan motor error
The power supply's voltage or frequency is outside the
specified range.
Open circuit condition or loose connection in control
wiring.
A power outage occurred
Strong wind
Insufficient space for the suction and discharge of air.
Fan motor error
Fan motor error
The power supply's voltage or frequency is outside the
specified range.
Insufficient space for the suction and discharge of air.
Open circuit condition or loose connection in control
wiring.
Fan motor error
Open circuit condition or loose connection in control
wiring.
Fan motor error
The power supply's voltage or frequency is outside the
specified range.
A power outage occurred
Circuit breaker has tripped
Open circuit condition or loose connection in control
wiring.
Fan motor error
Open circuit condition or loose connection in
communication line wiring.
CPU board communication port error
Disconnection of communication wiring
Compressor IPDU board error
The power supply's voltage or frequency is outside the
specified range.
CT sensor error
Disconnection of control wiring
DIP SW incorrectly set
Cause
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Required action
Replace fan motor.
Operate the unit within the specified working range.
Repair the control wiring.
Reduce fluctuations
Ensure enough space has been provided for the
suction and discharge of air.
Replace fan motor.
Operate the unit within the specified working range.
Repair the control wiring.
Reduce fluctuations
Repair the power supply
Ensure enough space has been provided for the
suction and discharge of air.
Replace fan motor.
Operate the unit within the specified working range.
Repair the control wiring.
Repair the power supply
Install windbreak and window baffle.
Ensure enough space has been provided for the
suction and discharge of air.
Replace fan motor.
Replace fan motor.
Operate the unit within the specified working range.
Ensure enough space has been provided for the
suction and discharge of air.
Repair the control wiring.
Replace fan motor.
Repair the control wiring.
Replace fan motor.
Operate the unit within the specified working range.
Repair the power supply
Rectify fault and switch breaker on.
Repair the control wiring.
Replace fan motor.
Repair communication line.
Replace CPU board.
Repair communication wiring.
Replace the IPDU board.
Operate the unit within the specified working range.
Replace CT sensor.
Repair the control wiring.
Check DIP SW setting.