Samsung AQV12UGAX - Page 64

Troubleshooting
Samsung Electronics 4-5
Comp Starting
error
- Check the compressor and PCB cable
- Check the wire color
COMPRESSOR U VW
COLOR RED BLU YEL
- Check the interphase resistance of compressor
normal
When it occur rst, it will be try-
ing to operate maximumly ve
times at one-minute interval.
I t fail, it operates after 3 minutes.
When this occur vetimes, it
shows Error.
Continue 4-3-11
I_Trip error / PFC
Over current
-
When it occur rst, it operates
after 3 minutes.
When this three times, it
shows Error.
Continue 4-3-12
IPM Over
Current(O.C)
-Check the Shunt-R(R418) resistance
When it occur rst, it operates
after 3 minutes.
When this nine times, it shows
Error.
Continue 4-3-13
CompVlimit error
-I t occur again after resetting the power,
change PBA.
I t occur again even though PBA was
changed, change Compressor.
When it occur rst, it operates
after 3 minutes.
When this nine times, it shows
Error.
Continue
Comp rotation
error
- Check thewirecolor
COMPRESSOR U VW
COLOR RED BLU YEL
When it occur rst, it operates
after 3 minutes.
When this three times, it
shows Error.
Continue 4-3-14
current sensor
error
-Check short or open in every component
around IC451 and IC452
OFF OFF OFF Continue 4-3-15
DC-Linkvaltage
sensor error
-Measure the resistance : R113~R116
OFF OFF OFF Continue 4-3-16
OTP error
-Impossibletocheck EEPROM loading data
check
-ChangethePBA
OFF OFF OFF Continue 4-3-17
AC Line Zero Cross
Signal out
larehpirepfonoitidnocylbmessaehtkcehC-
reference number 200~
OFF OFF OFF Continue 4-3-18
GAS Leak error
- Check the sensor connection
- Check the pipe leak
- Check the refrigerant of compressor
When it occur rst, it operates
after 3 minutes.
When this three times, it
shows Error.
Continue 4-3-19
capacity miss
match
- Reset remote-control option code OFF OFF OFF Continue 4-3-20
DC-Linkvoltage
under/over error
it operates after 3 minutes.
Operation
Condition Error
If outside temperature come back within
the normal range, it operates.
OFF OFF OFF Continue
Error Mode
Cauase Follow-up Measures
operation
Trouble
Shooting
Indoor
7-Segment
Outdoor LED
Comp.
Outdoor
Fan
Indoor
Fan
MPI
YG R