Samsung AQV18PSBN, Руководство по обслуживанию, Страница: 54 / 112

12-2
1
12-2-20.Comp Vlimit error/Comp current limit error
Indoor display ⊙ ○ ⊙ Outdoor error
Outdoor display ⊙ ● ○
Comp Vlimit error/Comp current limit
error
1.Checklist :
1) Is the IPM Shunt(ASV18P**:R451,R452,R453,ASV24P**:R413,R414,R415) 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
Is the O.C error occurred? Terminatethe service
NO
YES
Isthe connection of compressor
wire is normal?
YES
Is the compressor body and
interphase resistance insulated?
NO
Exchange the Outdoor PBA
Connectthe comp wire normally
YES
NO
Exchangethe compressor
Is the O.C error occurred again? Terminate the service
NO
YES
Restart after power off.
Is the condition of indoor/outdoor
temperature normal load?
Restart after returning to the normal load
YES
NO
Is the O.C error
occurred again? Terminatethe
service
YES
NO
Is the position of temperature
sensor and sensing value normal?
Correct the sensor position or exchange the sensor
YES
NO