SiBE041011_A Troubleshooting
Service Diagnosis 93
4.21 CT or Related Abnormality (RK(X)S60F3V1B, 71 Class
Only)
Error Code
H8
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 the CT 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)
RK(X)S60F3V1B 55 0.5
71 class 32 0.5
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