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Troubleshooting
Service manual
29
(C)(F)TXA15~50A(W)(S)(T) + (C)(F)TXA15~50B(B)(S)(T) + RXA42+50A +
RXA20~35A + RXA42+50B
Split Stylish R32
ESIE18-03C – 2020.02
2
Perform a check of the power supply, connections, wiring,… between the
outdoor unit and the indoor unit. See
131].
Possible cause:
Faulty wiring between the outdoor unit and the indoor unit.
3
Perform a check of the main PCB. See
Possible cause:
Faulty main PCB.
4
Perform a check of the outdoor unit fan motor. See
Possible cause:
Faulty outdoor unit fan motor.
5
Perform a check of the indoor unit PCB. See
71].
Possible cause:
Faulty indoor unit PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1.5.33 U5-00 – Transmission malfunction between indoor unit and remote controller
Trigger
Effect
Reset
Communication failure
between indoor unit and
user interface.
Unit will stop operating.
Automatic reset.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1
Check for improper combination of the indoor unit and the remote controller.
See Business Portal for more information.
Possible cause:
Improper combination of indoor unit and remote controller.
2
Perform a check of the remote controller. See documentation of the specific
remote controller for more information.
Possible cause:
Faulty remote controller.
3
Perform a check of the indoor unit PCB. See
71].
Possible cause:
Faulty indoor unit PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1.5.34 UA-00 – Indoor unit, outdoor unit mismatching problem
Trigger
Effect
Reset
Signal transmission
between outdoor and
indoor unit abnormality.
Improper combination of
outdoor and indoor unit.
Unit will stop operating.
Power reset via outdoor
unit.
Summary of Contents for Stylish Series
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