Samsung AR18NSFPEWQNEU, Service Manual

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Samsung Electronics 10-23
10-2-20 Comp Vlimit error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
E465 Comp V_limit/I_limit Error
Outdoor display
Comp V_limit/I_limit Error
LED ON LED BLINKING LED OFF
1. Checklist :
1) Is the IPM Shunt("R701,R702") resistance value correct? Check the resistor is opened
2) Is the condition of surrounding temperature abnormal overload?
3) Is there any problem as like the temperature sensor separation or measurement value error?
4) Is the interphase resistance of compressor normal?
2. Troubleshooting procedure
YES
YES
YES
YES
Is the O.C error occurred?
Is the connection
of compressor wire is
normal?
Is the Comp Vlimit error occurred again?
Is the condition of
indoor/outdoor temperature
normal load?
Rest
NO
NO
NO
NO
Terminate the service
Connect the comp wire normally
Terminate the service
Restart after returning to the normal load
Is the O.C error
occurred again?
Terminate the
service
YES NO