Daikin Super Multi Plus D-Series Service Manual page 287

Troubleshooting for SkyAir Indoor Unit
Troubleshooting
276
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Are
the connectors
NO
correctly connected
to X29A and X14A
on the PC
board?
YES
Is
the limit
switch's transfer
NO
connector correctly
connected?
YES
Turn the power supply
off once and back on,
and check whether the
swing flap motor
swings when the
power supply is turned
back on.
YES
Does the swing
flap motor swing?
NO
Turn the power supply
off once and back on,
and measure the
output voltage of
connector X29A when
the power supply is
turned back on.
NO
220-240 VAC?
YES
Disconnect X14A,
turn the power supply
off once and back on,
and check if the limit
switch has continuity
when the power
supply is turned back
on.
Does
YES
continuity/no
continuity
reverse?
NO
SiEBE18-526
Connect correctly.
Connect correctly.
Replace the indoor unit P.C.B.
Replace the swing flap motor.
(S2009)
Troubleshooting