Haier AS50TDDHRA-CLC Service Manual

Service diagnosis
34 Domestic air conditioner
10.3.5 IPM protection

Outdoor display: ƶƾƾ/ F1 LED1 flash 2 times
Method of IPM protection is detected by checking the compressor running condition and so on
Malfunction
Detection
Malfunction
Ŷ The system leads to IPM protection due to over current
Decision Ŷ The compressor faulty leads to IPM protection
Conditions Ŷ circuit component of IPM is broken and led to IPM protection
Supposed Ŷ IPM protection dues to the compressor faulty
Causes Ŷ IPM protection dues to faulty PCB of IPM module
Ŷ Compressor wiring disconnected
Troubleshooting
* Caution Be sure to turn off power switch before connect or disconnect connector, or
else parts damage may be occurred.

12

<(6

12

<(6

Haier AS50TDDHRA-CLC Specifications

General

Brand	Haier
Model	AS50TDDHRA-CLC
Category	Air Conditioner
Language	English