Samsung Electronics
23
4. Troubleshooting
4-1 Wired remote controller
- Press the Test button to see the error code.
Error mode
Contents
Measure
Product operation in
error condition
Error type
Outdoor unit/
Compressor/Control Kit
Control Kit communication
error
Check the communication cable of Control Kit. Check
the DC output voltage at the communication terminal
Operation Off
Communication
error
Control Kit address setting error Check address setting of Control Kits
Operation Off
Communication
error
Control Kit communication
error
Check Control Kits quantity setting in outdoor unit.
Check electrical connection and setting
Operation Off
Communication
error
Indoor temperature sensor
(open/short error)
Check Control Kit room sensor location
Operation Off
Indoor sensor
error
Control Kit Eva In sensor (Open/
Short)
Check Control Kit Eva in sensor location
Operation Off
Indoor sensor
error
Control Kit Eva Out sensor
disconnection
Check Control Kit Eva out sensor location
Operation Off
Indoor sensor
error
EEPROM Error
Check EEPROM PBA
Operation Off
Communication
error
Error of Terminal Block's
Thermal fuse(OPEN)
Check the Control Kit PBA's power input Terminal block
Operation Off
Control Kit error
Hydro Unit quantity is
mismatched
Hydro Unit quantity must be matched with outdoor
unit 1 by 1. Check the Hydro Unit quantity. It must be
1EA.
Operation Off
Communication
error
Indoor/outdoor
communication error (1 min)
Check the communication connection between
indoor and outdoor units. Check the power line and
communication cable connection status
Operation Off
Communication
error
Communication error between
indoor/outdoor INV
↔
MAIN
MICOM (1 min)
Check MAIN MICOM
Check INVERTER MICOM
-
Communication
error
Outdoor temperature sensor
error
Check sensor connection status
Check sensor location
Check sensor resistance
Operation Off
Outdoor sensor
error
COND temperature sensor error
Check sensor connection status
Check sensor location
Check sensor resistance
Operation Off
Outdoor sensor
error
[Inverter] Emission temperature
sensor error
Check sensor connection status
Check sensor location
Check sensor resistance
Operation Off
Outdoor sensor
error
OLP sensor error
Check outdoor unit OLP sensor location
Operation Off
Outdoor sensor
error
Detection of outdoor freezing
when Comp stop
Check outdoor cond
Operation Off
Comp down
error
Protection of outdoor overload
when Comp stop
Check outdoor comp
Operation Off
Comp down
error
High Pressure switch error
Check refrigerant pipe line blockage.
Check high pressure sensor. Check refrigerant amount.
Operation Off
Comp down
error
Emission temperature
excessively high
No error (DISCHARGE temperature control)
-
Outdoor unit
protection
control error
Outdoor EEV open error
Check the EEV of Outdoor.
Check the EEV connector to the PCB.
Operation Off
Comp down
error
Outdoor EEV close error
Check the EEV of Outdoor.
Check the EEV connector to the PCB. Check the service
valve.
Operation Off
Comp down
error