Daikin E-Series Service Manual page 352

SiAU18-715
Troubleshooting
Troubleshooting
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Are the
connectors correctly
connected to X29A and
X14A on the PC
board?
YES
Is the limit
switch's transfer
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.
220-240 VAC?
YES
Troubleshooting for SkyAir Indoor Unit
NO
NO
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
continuity/no continuity
reverse?
NO
NO
Connect correctly.
Connect correctly.
YES
Replace the indoor unit PCB.
Replace the swing flap motor.
(Q0536)
339