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

ESIE15-13B

4.27 Stall Prevention (Time Lag)

L9
Remote
Controller
Display
RZQG
Applicable
Models
The error is detected by converting the current flowing to power transistor into voltage with CT1
Method of Error
(DC current sensor).
Detection
Inverter PCB detects the disorder of position signal.
When compressor overload and change of load are detected when startup
Error Decision
Conditions
 Stop valve is not opened.
Supposed
 Pressure differential startup
Causes
 Defective outdoor unit inverter PCB
 Defective compressor (lock)
Service Diagnosis
Troubleshooting by Remote Controller
163