SiBE18-821_C
Troubleshooting for RA Indoor Unit
Troubleshooting
357
Troubleshooting
Check No.01
Refer to P.360
Turn off the power supply
and disconnect the fan
motor connector, then
turn the power on.
Check No.01
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 fan
motor.
Replace the indoor
unit PCB.
Replace the indoor
unit PCB.
Does the fan rotate
smoothly?
Does the fan
rotate?
Is the motor
control voltage 15
VDC generated?
Turn off the power supply
and rotate the fan by
hand.
Turn the power on and
start operation.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Check No.01
Check the output of the
fan motor connector
(R11293)
NO
YES
YES
NO
YES
NO
Replace the indoor
unit PCB.
Replace the indoor
unit PCB.
Replace the fan
motor.
Replace the fan
motor.
Replace the fan
motor and the
indoor unit PCB.
Is the
rotation number
command pulse
generated?
Is the
rotation
command voltage
1 ~ 5 VDC
generated?
Is the
rotation number
command pulse
generated?
Stop the fan motor.
Is the
motor power
supply voltage
310 ~ 340 VDC
generated?
Содержание Super Multi Plus E-Series FTXG25EV1BW
Страница 1: ...Service Manual E Series SiBE18 821_C Applied Models Super Multi Plus Heat Pump...
Страница 13: ...SiBE18 821_C List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 264: ...SA Indoor Unit FFQ FCQ FDBQ FBQ FHQ Series SiBE18 821_C 252 Operation Manual 2 Start 5s 5s 5s 5s 5s End...
Страница 471: ...SiBE18 821_C BP Unit Removal Procedure 459 Step Procedure Points Clamps Q0529...
Страница 491: ...Revision History Date News No Contents 2010 11 9 M 10013 Correction of troubleshooting flowchart AF for SkyAir models...