Samsung AE050JXYDEH Service Manual page 25

Wired remote controller
Error mode Contents
3Phase power source miss
wiring error
Gas leakage error(Stop state)
Gas leakage error
(before operating)
Heating operation blocked
Cooling operation blocked
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
Outdoor EEPROM data
checksum error
[Inverter] OTP error
Outdoor fan 2 error
24
(cont.)
Check the 3-phase inspection part power of the
outdoor unit PCB.
Check Refrigerant leakage and shortage.
Check Disconnection or breakdown of high & low
pressure sensor.
Check Refrigerant leakage and shortage.
Check Disconnection or breakdown of high pressure
sensor.
Check the operation setting state
Check temperature sensor
Check the operation setting state
Check temperature sensor
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 DATA loading
Check EEPROM DATA
Check the normal operation of PCB
Check the input power connection status
Check the connection status of the motor and the
outdoor unit PCB
Check the indoor/outdoor unit fuse
Measure
Product operation in
error condition
Error type
Outdoor unit/
Compressor/Control Kit
Self diagnostic
Operation Off
Comp down
Operation Off /
Comp down
Operation Off
Self diagnostic
Operation Off
Self diagnostic
Operation Off
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
Restart disabled
Operation Off
Outdoor unit
Operation Off protection
control error
Self diagnostic
Operation Off
Samsung Electronics
error
error
error
error
error
error
error
error
error