Ct Or Related Abnormality (Rx50/60G2V1B, 71 Class Only) - Daikin FTX50GV1B Service Manual

SiBE041029EC
4.21 CT or Related Abnormality (RX50/60G2V1B, 71 Class
Only)
H8
Error Code
Method of Error A CT or related error is detected by checking the compressor running frequency and CT-
detected input current.
Detection
Error Decision
Conditions
RX50/60G2V1B
71 class
Supposed
Causes
Service Diagnosis
The compressor running frequency is more than A Hz, and the CT input current is less than
B A.
A (Hz)
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Defective power module
Broken or disconnected wiring
Defective reactor
Defective outdoor unit PCB
B (A)
55 0.5
32 0.5
Troubleshooting
86