Only the indoor motor fan does not operate

(3) Only the indoor motor fan does not operate

RAS-10SAVP-E, RAS-B10SKVP-E, RAS-B13SKVP-E specifications

<Primary check>

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

1.Is it possible to detect the power supply voltage (AC220–240V) between Q and R on the terminal block?

2.Does the indoor fan motor operate in cooling operation?

(In heating operation, the indoor fan motor does not operate for approximately 10 minutes after it is turned on, to prevent a cold air from blowing in.)

Turn off power supply once, and turn it on again.

Start to operate indoor unit in cooling operation at airflow level “LOW”.

Peplace indoor fan motor.

Does indoor fan operate?

NO	Is it possible to detect	NO
	DC 310–340V between

1+ and 3 – of motor connector (CN31).

Change airflow level to “HIGH”.

(Motor connection condition)	NO
Is it possible to detect DC 15V	NO
between 4 + and 3 – of
motor connector (CN31).

Start to operate the indoor unit in except

heating operation. NO At this time, is it possible to

detect DC 1V or more between

5+ and 3 – of motor connector (CN31)?

Turn off indoor unit and remove connector from motor.

Then push START/STOP button on remote controller to stop flashing lamp on indoor unit.

	Is it possible to detect	NO
	DC 15V between 4 +	NO
	DC 15V between 4 +
	and 3 – of motor
	connector (CN31).

Turn off indoor unit and remove connector from motor. Then start to operate indoor unit with remote controller.

Peplace main P.C. board.

Is it possible to NO change airflow level

to “HIGH”?

Is it possible to	NO
rotate cross-flow fan by
hand properly?

Start to operate the
indoor unit in except
heating operation.
At this time, is it possible	NO
to detect DC 1V or more
between 5 + and 3 –
of motor connector (CN31)?
(Check this condition
within 15 seconds after
starting unit.)

Peplace bearing.

Fan motor operates normally.

Turn off indoor unit and rotate cross-flow fan by hand when the

unit is on standby. NO At this time, is it possible to

detect DC 1V or more between 5 + and 3 – of motor connector (CN31).

– 76 –

Is it possible to detect

Does fan motor

DC 1V or more between

continue to operate?

5 + and 3 – of

motor connector (CN31).

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