Only Outdoor Fan Does Not Operate - Toshiba RAS-10YKH-E Service Manual

9-3-5. Only Outdoor Fan does not Operate

Shut off the power supply
from AC outlet once and
turn it on after 5 seconds.
Does the OPERATION lamp blink?
YES
Does the power turn on by
pushing the [START/STOP] button
of the remote control?
YES
Is the voltage across the indoor terminal
( 2 - 4 ) AC 220–240V?
YES
Is cable connection between indoor
and outdoor units correct?
YES
Is the voltage across the terminal
( 2 - 4 ) AC 220–240V?
YES
Are all the cords for outdoor
fan motor normal?
YES
Is the outdoor fan motor winding normal?
(Check the winding resistance)
YES
Is the capacitor for compressor normal?
YES
Outdoor fan motor is defective.
NO
See "Power can not be turned on".
NO
See "Power can not be turned on".
NO
Relays (RY02, RY03)
or IC31 or IC30 is failure.
NO
Correct cabling between indoor
and outdoor units.
NO
Cables between indoor and
outdoor units are defective.
NO
Correct the wire or
replace the defective cords.
NO
Outdoor fan motor is defective.
NO
Capacitor for outdoor
fan motor is defective.
– 48 –
Replace the
P.C. board.