Samsung AE040RXEDEG Service Manual page 73

Troubleshooting
Wired remote controller (cont.)
Error mode Contents
Gas leak error
Inverter EEPROM loading error
Communication error between
the Hydro Unit and wired
remote controller
Wired remote communication
error
Wired remote controller
temp sensor SHORT or OPEN
Memory(EEPROM) Read
Write error(Wired remote
controller data error)
Zone 1 water-out temperature
sensor error
Zone 2 water-out temperature
sensor error
Water inlet (PHE) temperature
sensor error
Water outlet (PHE)
temperature sensor error
Water outlet (backup heater)
temperature sensor error.
DHW tank temperature sensor
error
Refrigerant gas inlet (PHE)
temperature sensor
Low flow rate error
Normal flow rate error
Thermostat wrong connection
error
Mixing Valve Outlet
temperature sensor error
Error for disinfection operation
76
Measure
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.
Check EEPROM DATA.
Check the normal operation of PCB.
Check the Indoor unit PBA and wired remote controller .
Communication tracking error between the CONTROL
KIT and wired remote controller.
Check sensor connection status.
Check the wired remote controller .
Short- or open-circuit error of the Zone 1 water-out
temperature sensor.
Short- or open-circuit error of the Zone 2 water-out
temperature sensor.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Refer to details.
Check the wiring of Hydro Unit Thermostat.
Check the Cooling /Heating signal : Concurrent wiring or
not.
Refer to details.
Error that the set temperature for disinfection operation
is not reached, or, after reaching, the temperature fails to
continue for the requested time.
Product operation in
error condition
Error type
Outdoor unit/
Compressor/Indoor
unit
Self diagnostic
Operation Off
error
Comp down
Operation Off
error
communication
Operation Off
error
Wired Remote
Operation Off
Controller
wired remote
Operation Off controller
sensor error
communication
Operation Off
error
Indoor Unit
Operation Off
error
Indoor Unit
Operation Off
error
Indoor sensor
Operation Off
error
Indoor Unit
-
error
Samsung Electronics