Check SiUS091601EA
187 Part 6 Service Diagnosis
FTX09/12/15NMVJU
1. Turn the power on.
2. Press the center of TEMP button and OFF button on the remote controller at the same time.
3. Select T with TEMP or TEMP button.
4. Press FAN button.
5. Press FAN ONLY button to start the power transistor test operation.
FTX18/24UVJU, FVXS series
1. Turn the power on.
2. Select FAN operation with the Mode button on the remote controller.
3. Press the center of the Temp button and the Mode button at the same time.
4. Select T with the Temp or Temp button.
5. Press the Mode button to start the power transistor test operation.
OFF button
(R23157)