Electronic Thermal (Time Lag) - Daikin RZQ Series FCQ20EVA Service Manual

SiME281501E

4.30 Electronic Thermal (Time Lag)

L8
Error Code
Applicable RZQ
Models
Method of Error
The error is detected from the current flowing to power transistor into voltage with CT1 (DC
Detection current sensor).
Inverter PCB detects the disorder of position signal.
Error Decision
When compressor overload (except for when startup) is detected
Conditions
 Compressor overload (during operation)
Supposed
 Disconnected compressor coil
Causes
 Defective outdoor unit inverter PCB
 Defective compressor (if bearing is scratched)
Service Diagnosis
Troubleshooting by Remote Controller
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