Electronic Thermal (Time Lag) - Daikin RZQG71L9V1 Service Manual

ESIE15-13C

4.26 Electronic Thermal (Time Lag)

L8
Remote
Controller
Display
RZQG
Applicable
Models
The error is detected from the current flowing to power transistor into voltage with CT1 (DC
Method of Error
current sensor).
Detection
When compressor overload (except for when startup) is detected.
Error Decision
Conditions
 Disconnected compressor coil
Supposed
 High pressure is abnormal high
Causes
 Defective compressor (if bearing is scratched)
 Defective outdoor unit PCB
 Stop valve is not opened
Service Diagnosis
Troubleshooting by Remote Controller
161