Dc Voltage / Current Sensor Abnormality (25/35 Class) - Daikin K-Series Service Manual

SiBE061121.book Page 102 Monday, April 25, 2011 3:21 PM
Troubleshooting

4.19 DC Voltage / Current Sensor Abnormality (25/35 Class)

H8
Remote
Controller
Display
Method of DC voltage or DC current sensor abnormality is identified based on the compressor running
frequency and the input current.
Malfunction
Detection
Malfunction
Decision
Conditions
Supposed
Causes
Troubleshooting
Replace the outdoor unit PCB.
102
The compressor running frequency is above 52 Hz.
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 60 minutes without any other error
Defective outdoor unit PCB
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
SiBE061121
Service Diagnosis