Ct Or Related Abnormality (50 Class) - Daikin K-Series Service Manual

SiBE061121.book Page 103 Monday, April 25, 2011 3:21 PM
SiBE061121

4.20 CT or Related Abnormality (50 Class)

H8
Remote
Controller
Display
Method of A CT or related error is detected by checking the compressor running frequency and CT-
detected input current.
Malfunction
Detection
Malfunction
Decision
Conditions
Supposed
Causes
Service Diagnosis
The compressor running frequency is more than 55 Hz, and the CT input current is below
0.5 A.
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Defective power module
Breakage of wiring or disconnection
Defective reactor
Defective outdoor unit PCB
Troubleshooting
103