SiBE121135_A Troubleshooting for Outdoor Unit
Service Diagnosis 220
7.15 CT or Related Abnormality
Error Code H8
Outdoor Unit LED
Display
A j 1 i 2 i 3 h 4 h 5 h
∗ LED5 is equipped only on the 5-room model.
Method of Error
Detection
A CT or related error is detected by checking the compressor running frequency and CT-
detected input current.
Error Decision
Conditions
The compressor running frequency is more than A Hz and input current is less than B A.
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Supposed
Causes
Defective power module
Broken or disconnected wiring
Defective reactor
Defective outdoor unit PCB
A (Hz) B (A)
40/50/52/58/68/75 class 55 0.5
80/90 class 32 0.5
To Next Page
Loading...
