Service Diagnosis
43
H6 (RXN25/35L/M)
Description
POSITION SENSOR ABNORMAL (COMPRESSOR)
Supposed Cause
1. Compressor relay cable disconnected.
2. Compressor itself defective.
3. Outdoor PCB defective.
4. Stop valve closed.
5. Input voltage out of specifi cation.
Troubleshooting
Normal?
Electricals or
compressor harnesses
connected as
specified?
No
Yes
Check for short circuit.
Check with inverter checker (*).
Check the electrolytic capacitor
voltage.
Turn off the power. Disconnect
the harness U, V and W.
Replace the outdoor unit
PCB, outdoor unit fan.
DC320 ± 30 V?
No
Yes
No
Any LED off?
Yes
Correct the power supply or
replace the outdoor unit PCB.
No
Reconnect as specified.
* Inverter checker
Part No.: 1225477
Replace the outdoor unit PCB.
Replace the compressor.
*Remark:
Refer to Appendix A for Inverter analyzer check.(Page 63, item 6.5)
Содержание ARXN25MV1B
Страница 1: ...SERVICE MANUAL Inverter DOO 0RXQWHG Single Split SM 5WMY A1 R410A ...
Страница 60: ...Wiring Connection 54 4 0 Wiring Connection Model ATXN FTXN 25 35L M ARXN RXN 25 35L M ...
Страница 61: ...Wiring Connection 55 Model ATXN FTXN 50 60L ARXN RXN 50 60L ...
Страница 62: ...Wiring Connection 56 Model ATXN FTXN 50 60M ARXN RXN 50 60M ...