Stall Prevention (Time Lag) - Daikin SkyAir GQI-Eco Series Service Manual

SiBE281013

4.25 Stall Prevention (Time Lag)

L9
Remote
Controller
Display
Applicable RZQG
Models
Method of Error The error is detected by converting the current flowing to power transistor into voltage with CT1
(DC current sensor).
Detection
Inverter PCB detects the disorder of position signal.
Error Decision When compressor overload and change of load are detected when startup
Conditions
Supposed
Causes
Service Diagnosis
Stop valve is not opened.
Pressure differential startup
Defective outdoor unit inverter PCB
Defective compressor (lock)
Troubleshooting by Remote Controller
143