Troubleshooting
MCAC-UTSM-2008-04
44
Outdoor Units
7. Running lamp flash at 5Hz and defrosting lamp on:
Check whether the compressor discharge temperature more than 115
°
C ?
Running lamp flash at 5Hz and Timer lamp on
Compressor discharge temperature protection
No
Check whether the wiring connection is right
between compressor discharge temp.
sensor and PCB according to wiring
diagrams
Yes
Validate: Check whether the resistance of compressor
discharge temp. sensor is right refer to the Annex 2
No
Correct the wiring connection
Yes
Replace outdoor main board
Judge: The discharge temp. sensor is broken
No
Replace the compressor
discharge temp. sensor
Check whether the refrigerant is leakage
Stop leaking and add refrigerant
Yes
Yes
文件使用
"pdfFactory Pro"
试用版本创建
www.fineprint.cn
Содержание ACP-12CT32AEI/I
Страница 1: ...ACP 12CT32AEI I ACP 12CT32AEI O RoHS Service manual ENG ...
Страница 2: ......
Страница 59: ......
Страница 60: ......
Страница 61: ......