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Failure code
FAILURE CODE
(CHECK THE WIRED
REMOTE CONTROLLER)
TROUBLE SHOOTING
(outdoor unit)
*
*
1. Please contact the installers or distributors when trouble happens to repair it.
2. Turn the power off and power on again, if the failure code recurs, please inform the franchiser.
3. Failrue codes maked with are resumable.
NOTE!
*
Faulty 4-way valve
switching on
Coil of 4-way valve is disconnected, or faulty
outdoor PCB
25
POSSIBLE REASONS
Faulty sensor Tc
Sensor disconnected, or broken, or short circuit
26
Faulty sensor Toci
Sensor disconnected, or broken, or short circuit
2A
Low voltage protection VDC<194V, too low voltage from power source
High voltage protection
VDC>400V, too high voltage from power source
2C
2D
Abnormal communication
between main PCB and
SPDU(or ISPM)
Communication cables broken, or not be well
connected, or faulty main PCB, or faulty SPDU
(or ISPM)
2E
Compressor be locked Faulty compressor or SPDU(or ISPM)
Compressor vibration too big
Faulty compressor
Compressor lose position
Faulty SPDU(or ISPM)
Faulty compressor start
Faulty compressor or SPDU(or ISPM)
Faulty position checking
circuit
Faulty SPDU(or ISPM)
Compressor broken
Faulty compressor or SPDU(or ISPM)
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