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SiBE121135
Troubleshooting for RA Indoor Unit - FTXG, FTXS, CTXS, FVXG, FVXS, FLXS, FDXS Series
Service Diagnosis
275
Troubleshooting
FTXG, FTXS-J, FTXS-G, FVXG, FVXS Series
Check No.02
Refer to P.326
Check No.02
Check the output of the
fan motor connector
YES
YES
NO
YES
YES
NO
NO
NO
Note : The motor may break when the
motor connector is disconnected
while remaining power supply.
Caution
Replace the indoor
fan motor.
Replace the indoor
unit PCB.
Replace the indoor
unit PCB.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Check No.02
Check the output of the
fan motor connector
(R14970)
NO
YES
YES
NO
YES
NO
Replace the indoor
fan motor.
Replace the indoor
unit PCB.
Replace the indoor
unit PCB.
Replace the indoor
fan motor.
Replace the indoor
fan motor and the
indoor unit PCB.
Turn off the power supply
and rotate the fan by
hand.
Does the fan rotate
smoothly?
Turn the power on and
start operation.
Does the fan
rotate?
Stop the fan motor.
Is the rotation
pulse
generated?
Is the rotation
pulse generated?
Is the
rotation
command
voltage 1 ~ 5
VDC
generated?
Is the motor
control voltage 15
VDC generated?
Is the
motor power
supply voltage 310
~ 340 VDC
generated?
Turn off the power supply
and disconnect the fan
motor connector, then
turn the power on.
Содержание Super Multi NX 3MKS50E3V1B
Страница 187: ...SiBE121135 RA Indoor Unit Operation Manual 175 2 1 17 Quick Reference FTXG25 35 50JV1BW A Quick Reference...
Страница 188: ...RA Indoor Unit SiBE121135 176 Operation Manual FTXS20 25K2V1B CTXS15 35K2V1B Quick Reference...
Страница 189: ...SiBE121135 RA Indoor Unit Operation Manual 177 FVXG25 35 50K2V1B Quick Reference...
Страница 246: ...SA Indoor Unit SiBE121135 234 Operation Manual 2 Start 5s 5s 5s 5s 5s End...
Страница 413: ...SiBE121135 Outdoor Unit 80 90 Class Removal Procedure 401 7 Remove the sound blanket inner Step Procedure Points R10439...