4-10) When The Compressor Does Not Operate; 4-10) When The Compressor Does Not Operate - Samsung RS261M Series Service Manual

4. TROUBLEShOOTING

4-10) When the Compressor does not operate

Refer to the test
Function in this manual
yeS
Forced operation Signal
Sound should be checked
no
Replace Pba ass'y
no
Replace Pba ass'y
Start
5 minutes
no
have passed since coMP
was off
yeS
When Forced
yeS
operation Mode is activated,
coMP operates
no
is Micom #69 signal is
high (about5V)
yeS
is the voltage of
ic72 #15 pin between
0~1V
yeS
no
coMP relay is normal.
(Ry73)
yeS
the contact of
no
connector cn71 is
normal.
yeS
no
coMP assembly is
normal.
yeS
normal
43
check in 5 minutes.
no
F-Sensor is good
Replace F-Sensor
yeS
temperature
no
sensing part of Main Pba
is good.
yeS Repair the sensing part or
Replace Pba
Replace Main Pba or Repair
the connection
Replace Pba ass'y
insert connector completely
Replace and repair coMP
assembly.
Main MicoM #18 Voltage checking method
- Voltage measure about 5V