Daikin FTX25JVEA9, Руководство по обслуживанию

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Troubleshooting - SkyAir Indoor Unit Si18-201
256 Service Diagnosis
2.6.4 Swing Flap Motor Malfunction / Lock
Remote
Controller
Display
A7
Applicable
Models FHYC
Method of
Malfunction
Detection Utilizes ON/OFF of the limit switch when the motor turns.
Malfunction
Decision
Conditions When ON/OFF of the microswitch for positioning cannot be reversed even though the swing flap
motor is energized for a specified amount of time (about 30 seconds).
Supposed
Causes
"
Failure of motor
"
Failure of microswitch
"
Failure of connector connection
"
Failure of indoor unit PC board
Troubleshooting
Connect correctly.
Connect correctly.
Are the
connectors
correctly connected to X29A
and X14A on the PC
board?
Is the
limit switch's transfer
connector correctly
connected?
Does the swing
flap motor swing?
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.
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
NO
YES
NO
YES
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
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.
(MF014)