Troubleshooting; Wired Remote Controller - Samsung AE040RXEDEG Service Manual

4. Troubleshooting

4-1 Wired remote controller

- Press the Test button to see the error code.
Error mode Contents
Indoor unit communication
error
Indoor unit address setting
error
Indoor unit communication
error
Indoor temperature sensor
(open/short error) -Zone2
Indoor temperature sensor
(open/short error) -Zone1
Indoor unit Eva In sensor
(Open/Short)
Indoor unit Eva Out sensor
disconnection
EEPROM Error
Indoor/outdoor communication
error (Matching error)
Indoor/outdoor communication
error (3 min)
Communication error between
indoor/outdoor INV ↔ MAIN
MICOM (4~6 min)
Outdoor temperature sensor
error
Condenser temperature sensor
error
Discharge temperature sensor
error
OLP sensor error
Detection of OUTDOOR UNIT
compressor freezing
Protection of OUTDOOR UNIT
when it is overload
Comp down due to high
pressure
Emission temperature
excessively high
Miss wiring error at 3Phase
power source line
(Only 3Phase Model)
Heating operation blocked
Cooling operation blocked
74
Measure
Check the communication cable of indoor unit. Check
the DC output voltage at the communication terminal.
Check address setting of indoor units.
Check indoor units quantity setting in outdoor unit.
Check electrical connection and setting
Check indoor unit room temperature sensor. Check
indoor unit PCB connector CNS043 Teminal(B15/B16)
Check indoor unit room temperature sensor. Check
indoor unit PCB connector CNS043(White)
Check indoor unit Eva in sensor location.
Check indoor unit Eva out sensor location.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Check cycle status.
(Outdoor unit (Condenser) froze. Check condenser)
Check cycle status.
(Please check same as E461 and check compressor
when it starts)
Check cycle status.
No error (DISCHARGE temperature control)
Check Power Line-R,S,T,N.
Check the operation setting state .
Check temperature sensor.
Check the operation setting state .
Check temperature sensor.
Product operation in
error condition
Error type
Outdoor unit/
Compressor/Indoor unit
Communication
Operation Off
Communication
Operation Off
Communication
Operation Off
Indoor sensor
Operation Off
Indoor sensor
Operation Off
Indoor sensor
Operation Off
Indoor sensor
Operation Off
Outdoor Unit
Operation Off
Outdoor Unit
-
Outdoor Unit
restart operation
Outdoor unit
- protection
control error
Outdoor Unit
restart operation
Self diagnostic
Operation Off
Self diagnostic
Operation Off
Samsung Electronics
error
error
error
error
error
error
error
error
error
error
error
error
error