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

Troubleshooting by Indication on the Remote Controller

3.33 Electronic Thermal (Time Lag)

L8
Remote
Controller
Display
Applicable RZR, RZQ
Models
Method of Error The error is detected from the current flowing to power transistor into voltage with CT1 (DC
Detection current sensor).
Error Decision
When compressor overload (except for when startup) is detected.
Conditions
 Compressor overload (during operation)
Supposed
 Disconnected compressor coil
Causes
 Defective inverter
 Defective compressor (if bearing is scratched)
 Defective outdoor unit PCB
130
SiUS28-902_B
Service Diagnosis