Daikin RWEYQ28PY1 [183/342] Indoor unit fan motor m1f lock overload

Daikin RWEYQ30PY1 [183/342] Indoor unit fan motor m1f lock overload
Troubleshooting by Indication on the Remote Controller Si30-813
172 Troubleshooting
2.4
A6
Indoor Unit: Fan Motor (M1F) Lock, Overload
Remote
Controller
Display
A6
Applicable
Models
Indoor unit
FXDQ, FXHQ
Method of
Malfunction
Detection
Detection by failure of signal for detecting number of turns to come from the fan motor
Malfunction
Decision
Conditions
When number of turns can’t be detected even when output voltage to the fan is maximum
Supposed
Causes
Fan motor lock
Disconnected or faulty contact between fan motor and PC board
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Connect the connector correctly.
Check the faulty contact of
connector or broken wire etc.
Check for wiring of indoor unit fan
motor and motor itself.
Replace the indoor unit PC board.
YES
NO
YES
NO
Is the
wiring from the
fan motor securely connected
to connectors X4A and X27A on the
indoor unit PC
board?
Is there
APPROX. DC
12 Volt between 1 and 2
pins?
Disconnect the connectors with
power supply and check the
voltage between 1 and 3 of
connector X4A.

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