Outdoor Unit Pcb Abnormality - Daikin ZQG71~140L7V1B Service Manual

Troubleshooting by Remote Controller

4.12 Outdoor Unit PCB Abnormality

E1
Remote
Controller
Display
Applicable
RZQG
Models
Method of Error
Micro-computer checks whether E
Detection
Error Decision
When E
Conditions
Supposed  Defective outdoor unit PCB (A1P)
Causes  Defective fan motor
 External factor (Noise, etc.)
Troubleshooting
Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Turn OFF the power supply and turn
the power ON.
Is normal
reset possible?
NO
Turn OFF the power supply, remove
the fan motor connector and then turn
the power ON again.
Error is displayed again?
NO
146
2
PROM error when turning the power supply ON
YES
YES
2
PROM is normal.
ESIE12-06
External factor (Noise, etc.)
Replace the outdoor unit PCB
(A1P).
Check the fan motor.
Service Diagnosis