SiUS091133 Troubleshooting
Service Diagnosis 132
4.22 CT or Related Abnormality (24/30/36 Class Only)
Remote
Controller
Display
H8
Method of
Malfunction
Detection
A CT or related error is detected by checking the compressor running frequency and CT-detected
input current.
Malfunction
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)
32 0.5
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