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Troubleshooting for Outdoor Unit
SiBE12-816_D
239
Service Diagnosis
7.4
DC Fan Lock
Remote
Controller
Display
E7
Method of
Malfunction
Detection
An error is determined with the high-voltage fan motor rotation speed detected by the Hall IC.
Malfunction
Decision
Conditions
The fan does not start in 60 seconds even when the fan motor is running.
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 11 minutes without any other error
Supposed
Causes
Defective fan motor
Disconnection of the fan motor
Foreign matters stuck in the fan
Troubleshooting
Check No.16
Refer to P.268
(R14410)
Caution
YES
YES
NO
YES
NO
NO
YES
NO
Turn on the power.
Rotate the fan.
Check No. 16
Check the rotation pulse input on
the outdoor unit PCB.
Turn off the power and
reconnect the connector.
Remove them.
Replace the outdoor fan
motor.
Replace the outdoor unit
PCB.
Fan motor connector
disconnected?
Foreign matters in or
around the fan?
Replace the outdoor fan
motor.
Fan rotates
smoothly?
Pulse signal generated?
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Содержание 2MKS40G2V1B
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Страница 180: ...SA Indoor Unit FFQ Series SiBE12 816_D 169 Operation Manual 2 Start 5s 5s 5s 5s 5s End ...
Страница 290: ...Outdoor Unit SiBE12 816_D 279 Removal Procedure 15 Lift and remove the electrical box Step Procedure Points R12537 ...