Overcurrent Abnormal Of Inverter Compressor - Daikin VRV II-Q RQYQ8-48PY1B Service Manual

SiBE341027

2.23 Overcurrent Abnormal of Inverter Compressor

L8
Remote
Controller
Display
Applicable RQYQ-PY1B
Models
Method of Error Error is detected from the current flowing in the power transistor.
Detection
Error Decision When the inverter secondary current value is below.
(1) 33.5A and over continues for 5 seconds.
Conditions
(2) 27.6A and over continues for 260 seconds.
Supposed
Causes
Service Diagnosis
Compressor overload
Compressor coil disconnected
Defective wiring to the compressor
Defective inverter PCB
Troubleshooting by Remote Controller
139