Samsung RSJ1K Series, Service Manual

Page: 66 / 107

Start
Check in 5 min
Normal
Check all the connections
NO
Go into Forced Operation
NO
Cold Solder
Replace MICOM / PCB
NO
Check IC73,
Replace PCB
NO
Check RELAY,
Replace PCB
NO
Completely insert
the connector
NO
Repair or
replace COMP
NO
YES
YES
YES
YES
YES
YES
YES
It passed 5 minutes
after COMP goes off.
The Forced Operation
is on.
The output of
Load MICOM #34 is "HIGH"
(5V).
The CI 73 #14 is "LOW"
(0.7V).
The COMP RELAY is
good.
The contact of CONNECTOR
CN70 is good.
COMP ASS'Y is good.
TROUBLE SHOOTING
4-2-2-1) When the Comp does not operate (AC COMP model)
Pre-Check
Check the compressor during the Forced Operation
1. It takes more than 5 minutes before the compressor starts operating since it becomes the set temperature.
2. The compressor does not work during the defrost.
3. It also takes more than 5 minutes to run the compressor again when an instant power failure is detected.
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