Split Type Installation Manual
23
EN
Error Codes 13
13 Error Codes
13.1 Error Codes: V 10-025 NW / V 10-035 NW / V 10-050 NW / V 10-065 NW
INDOOR
OUTDOOR
POSSIBLE REASONS
E1
/
1) Room-temperature sensor
2) Indoor PCB
E2
/
1) Heat-exchange sensor
2) Indoor PCB
F21
With the malfunction, LED1 on the outdoor mainboard
blinks 10 times at frequency of 1 Hz
1) Defrosting temperature sensor
2) Outdoor PCB
F25
With the malfunction, LED1 on the outdoor mainboard
blinks 13 times at frequency of 1 Hz
1) Exhaust temperature sensor
2) Outdoor PCB
F6
With the malfunction, LED1 on the outdoor mainboard
blinks once at 12 times of 1 Hz and interval of 2 seconds
or so.
1) Ambient temperature sensor
2) Outdoor PCB
E7
With the malfunction, LED1 on the outdoor mainboard
blinks 15 times
1) The outdoor mainboard needs dehumidification
2) The outdoor mainboard needs dehumidification
3) The linking cable between the indoor and outdoor
units is not well connected or the core wires are not
well insulated
4) The indoor PCB might be broken
5) The outdoor PCB might be broken
F11
With the malfunction, LED1 on the outdoor mainboard
blinks17or18 times at frequency of 1 Hz
1) The wiring of compressor is incorrect or the connection
is poor
2) The SPDU might be broken
3) Compressor might be damaged.
F4
With the malfunction, LED1 on the outdoor mainboard
blinks 8 times at frequency of 1 Hz
1) The cryogen may have been leaked during
installation, or there may be leakage in the piping
system.
2) Exhaust temperature sensor is broken
3) The outdoor mainboard is damaged and needs be
replaced
