22
Installation service- Install outdoor unit
2
.
3
.
4
.
5
.
●
●
Electric wiring
(
4
×0.75
4
N
pc screw)
L
1
2
.
N
Disassemble the
3
front side plate
2
on the outdoor unit
N
front
3
side plate.
2
Take off wire clamp. Connect and fix power connect cord to
N
terminal of line bank. Wiring should meet that of indoor unit.
3
Fix the power connection cable with wire clamp, for cooling
2
and heating unit, then use the wire clamp to fix the signal
N
control wire, then connect the corresponding connector.
3
Ensure wire has been fixed well.
Power
Install the
Supply
front side plate
signal contraling wire
(only for cooling and heating unit)
.
connecting power cord
Note:
cooling and heat pump type
Wrong wiring may cause spare parts
In-
malfunction.
door
After the cable fixed, make sure
unit
there should be a free space between
Out-
the connection and fixing place on the
door
lead wire.
unit
Connection diagram of indoor unit and outdoor unit:
In-
door
unit
Out-
door
unit
B
l
ue
Black
Brown
Yellow-Green
B
l
ue
Black
Brown
Yellow-Green
connecting
power
cord
cord
connecting
power
cord
to the power supply
to unit B
power
Back side panel
Wiring hole of the outdoor unit
Front side panel
●
The Air-conditioners GWCN18(09
×
2)B8NK3BA
and GWHN18(09
×
2)B8NK3BA can be
connected only to a supply with system
impedance no more than 0.349ohm.
In case necessary, please consult your
supply authority for system impedance
information.