Swing Flap Motor Malfunction / Lock - Daikin Skyair FHC35K Service Manual

Troubleshooting by Remote Controller Display / LED Display
6.6

Swing Flap Motor Malfunction / Lock

$: $: $: $:
Remote Controller
Display
Applicable Models
FH(Y)C, FH(Y)K, FH(Y), FAY, FVY, FUY
Method of Utilizes ON/OFF of the limit switch when the motor turns.
Malfunction
Detection
Malfunction When ON/OFF of the microswitch for positioning cannot be reversed even though the swing flap motor is
Decision
energized for a specified amount of time (about 30 seconds).
Conditions
„ Failure of motor
Supposed Causes
„ Failure of microswitch
„ Failure of connector connection
„ Failure of indoor unit PC board
Troubleshooting
104
Are the
connectors
NO
correctly connected
to X29A and X14A
on the PC
board?
YES
Is the limit
NO
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.
Does the swing
YES
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
Si-71A
Connect correctly.
Connect correctly.
(SF008)
Troubleshooting