Samsung AE040RXEDEG Service Manual page 72

Wired remote controller (cont.)
Error mode Contents
Outdoor fan 1 error
[Inverter] Compressor startup
error
[Inverter] Total current error/
PFC over current error
OLP over heat and comp stop
[Inverter] IPM over current error
Compressor V limit error
DC LINK over/low voltage error
[Inverter] Compressor rotation
error
[Inverter] Current sensor error
[Inverter] DC LINK voltage
sensor error
EEPROM read/write error
[Inverter] OTP error
IPM(IGBT Module) or PFCM
temperature sensor Error
Outdoor fan 2 error
PFC Overload Error
Input current sensor error
IPM is overheated
Samsung Electronics
Measure
Check input power connection status .
Check the connection status between the motor and
outdoor unit PCB
Check indoor/outdoor fuse.
Check the compressor connection status .
Check the resistance between difference phases of the
compressor.
Check the input power.
Check the coolant charging status .
Check the normal operation of outdoor fan.
Check OLP sensor.
Check coolant charging.
Check the compressor connection status and normal
operation .
Check the obstacles around the indoor and outdoor
units.
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
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 of outdoor unit.
Check EEPROM DATA.
Check the normal operation of PCB.
Exchange INVERTER PBA.
Check the input power connection status.
Check the connection status of the motor and the
outdoor unit PCB.
Check the indoor/outdoor unit fuse.
Check reactor located in control plate.
If reactor is normal, exchange INVERTER PBA.
Check Outdoor Inverter PBA.
Check INVERTER PBA's temperature. Power off and cool
down INVERTER PBA, and then restart the outdoor unit.
Troubleshooting
Product operation in
error condition
Error type
Outdoor unit/
Compressor/Indoor unit
Self diagnostic
Operation Off
Outdoor unit
Operation Off protection
control error
Outdoor unit
Operation Off protection
control error
Self diagnostic
Operation Off
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
Outdoor unit
Operation Off protection
control error
Outdoor Unit
Operation Off
Self diagnostic
Operation Off
Outdoor Unit
Operation Off
Outdoor Unit
Operation Off
Outdoor Unit
Operation Off
error
error
error
error
error
error
error
error
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