Outdoor Unit Fan Motor Abnormality - Daikin ZQG71~140L7V1B Service Manual

Troubleshooting by Remote Controller

4.16 Outdoor Unit Fan Motor Abnormality

E7
Remote
Controller
Display
Applicable
RZQG
Models
Method of Error
Abnormality of fan motor system is detected according to the fan speed detected by hall IC
Detection when the fan motor runs.
Error Decision
 When the fan runs with speed less than a specified one for 15 seconds or more when the fan
Conditions
 When connector detecting fan speed is disconnected
 When the error is generated 4 times, the system shuts down.
Supposed
 Defective fan motor
Causes  The harness connector between fan motor and PCB is left in disconnected, or faulty
 Fan does not run due to foreign matters tangled
 Defective the outdoor PCB
 Blowout of fuse
 External factor (Noise, etc.)
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Is the supply
voltage within the range 180
to 220 VAC ?
YES
Turn OFF the power supply (and wait
for 10 minutes).
Remove the connector for fan motor
once, and then connect it again.
A
154
motor running conditions are met
connector
NO
ESIE12-06
Ask repair so that the supply
voltage will be within the normal
range.
Service Diagnosis