Samsung AC030JN4DCH Service Manual page 41

Wired remote controller
Contents
OLP Overheat and Comp. Stop
[Inverter] IPM over current
Compressor V limit error
DC LINK over/low voltage error
[Inverter] Compressor rotation
[Inverter] Current sensor error
[Inverter] DC LINK voltage
sensor error
EEPROM Read/Write error
[Inverter] OTP error
AC ZERO CROSSING SIGNAL
OUT error
Compressor LOCK error
Outdoor fan 2 error
IPM Overheat Error for
Outdoor Unit Inverter Comp.
Gas leak error
Samsung Electronics
(cont.)
Reconfirm the opening of the service valve.
Check for leaks from the connection part of the pipe and
product or from the pipe joint.
Change the outdoor unit location and direction.
Refill the coolant after checking the leaking part.
Reinstall the outdoor unit set.
Check coolant charging
Check the compressor connection status and normal
operation
Check the obstacles around the indoor and outdoor units
error
Check whether the outdoor unit service valve is open
Check whether the indoor/outdoor installation pipe/
wiring are correct
Check the compressor connection status
Check the resistance between difference phases of the
compressor
Check input power
Check AC power connection
Check the compressor connection status
Check the resistance between difference phases of the
error
compressor
Check EEPROM DATA
Check the normal operation of PCB
Check the input power connection
Check the status of RY21 and R200 in the INVERTER PCB
-
Check EEPROM DATA
Check the normal operation of PCB
Check the input power status
Check the compressor connection status
Check the resistance between difference phases of the
compressor
Check the input power connection status
Check the connection status of the motor and the
outdoor unit PCB
Check the indoor/outdoor unit fuse
Change the location of the outdoor unit if the
temperature is abnormally high when the heatproof
plate is checked.
Reconnect the screws.
Replace the outdoor unit fan.
Replace the PBA of the outdoor unit.
Check the coolant charging status
Check the indoor EVA sensor
Check if the outdoor unit service value is open
Check that the indoor/outdoor installation pipe/wiring
are correct
Troubleshooting
Product operation in
error condition
Outdoor unit/
Compressor/Indoor
unit
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Restart in 3 minutes protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Self diagnostic
Operation Off
error
Outdoor unit
Operation Off protection
control error
Self diagnostic
Operation Off
error
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