1 | Troubleshooting
Service manual
10
(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
1 Perform a check of the indoor unit PCB. See "2.8Indoor unit PCB"[471].
Possible cause: Faulty indoor unit PCB.
2 Perform a check of the indoor unit fan motor. See "2.7 Indoor unit fan
motor"[468].
Possible cause: Faulty indoor unit fan motor.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1.5.4 AH-00 – Streamer unit abnormality
Trigger Effect Reset
Streamer unit starts
electric discharge when
operation starts after
approximately 90 to
180seconds.
Unit will NOT stop
operating.
Manual reset via user
interface.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the streamer unit. See "2.15Streamer unit"[4112].
Possible cause: Faulty streamer unit.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1.5.5 C4-00 – Indoor heat exchanger thermistor abnormality
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the refrigerant liquid thermistor. See
"2.18Thermistors"[4119].
Possible cause: Faulty refrigerant liquid thermistor.
2 Perform a check of the indoor unit PCB. See "2.8Indoor unit PCB"[471].
Possible cause: Faulty indoor unit PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.