Turn the power supply off once and
back on, and measure the output
voltage of connector (∗) when the
power supply is turned back on.
Disconnect X14A, turn the power
supply off once and back on, and
check if the limit switch has continuity
when the power supply it turned back
on.
Are the connectors (∗)
correctly connected?
Is the
limit switch’s transfer
connector correctly
connected?
Does the flap swing?
220 - 240 VAC?
Is continuity/no
continuity reversed?
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
NO
NO
YES
YES
YES
NO
NO
YES
NO
Connect correctly.
Connect correctly.
Replace the indoor unit PCB.
Replace the swing motor assembly.
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
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