Error Codes - Baxi JSGNW Installation And Support Manual

9. ERROR CODES

When Air Conditioning has failure the indoor unit display and the wired control will display the
following error codes in the following ways:
IDU
Error code
L1
L3
L4
E1
E2
E3
E4
E5
E8
F0
F1
F3
F4
F6
F7
F8
F9
H1
H2
H5
Wired control
Error code
C1 Fault with the over-electric current protection
Fault with the Compressor Power supply Phase
C3
deficiency protection
C4 Fault with the inverter module protection(IPM)
Fault with the room temperature sensor(Tico) on
E1
the indoor unit
Fault with the temperature sensor (Tcm) on the
E2
outdoor unit
Fault with the temperature sensor (Ticm) on the
E3
indoor unit
E4 Fault with the Fan motor of indoor unit
Communication error between the outdoor unit
E5
and the indoor unit
Communication error between the display board
E8
and PCB of the indoor unit
F0 Fault with the Fan motor of outdoor unit
Fault with the inverter module protection on the
F1
outdoor unit
F3 Fault with the compressor start
F4 Fault with the discharge temperature sensor
Fault with the Environmental temperature
F6
sensor(Tao) on the outdoor unit
Fault with the over-voltage or low voltage
F7
protection
Communication error between the driver PCB and
F8
main PCB of the outdoor unit
F9 Fault with the outdoor unit EPROM
H1 Fault with the drainage
Communication error between the wired controller
H2
and main PCB of the indoor unit
Fault with the low temperature discharge
H5
temperature sensor
Fault description
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