Swing Flap Does Not Move - Daikin SkyAir RZQ200 · 250C7Y1B Service Manual

SiBE26-701

2.12 Swing Flap does not Move

Applicable FAQ, FBQ, FHQ, FUQ
Models
Error Detection Use the limit switch that turns ON and OFF according to the motor rotation.
Method
Error Generating When ON and OFF of the micro-switch for positioning control cannot be switched even when
the motor for regulating airflow direction is powered for a certain period of time (approx. 30
Condition
seconds).
Possible Cause
Troubleshooting
Troubleshooting
Swing motor failure
Micro-switch failure
Connector connection failure
Indoor PC board failure
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Is the
connector properly
NO
connected to X29A and
X14A on the PC
board?
YES
Is the relay
NO
connector of the
limit switch properly
connected?
YES
Turn OFF the power and
then turn it ON again to
check whether if the motor
for regulating airflow
direction swings when the
power is restored.
YES
Does it swing?
NO
Turn OFF the power and
then turn it ON again to
measure the output voltage
of connector X29A when
the power is restored.
NO
Is the measurement
200 VAC?
YES
Troubleshooting Based on Equipment Condition
Disconnect X14A, turn OFF
the power and turn it ON
again to check the
continuity of the limit switch
when the power is restored.
Is the
YES
presence and
absence of continuity
reversed?
NO
Connect properly.
Connect properly.
Replace the indoor PC board.
Replace the swing motor assembly.
97