I
I
U
NSTALLING THE
NDOOR
NIT
Connecting the Cables to the Outdoor Unit
UD18B1C2
UD26B1C2
40
E-
One electric cable must be connected to the outdoor unit:
The assembly cable connecting the indoor unit to the outdoor unit
1
Remove the terminal board cover on the side of the outdoor unit.
2
Connect the assembly cable to terminals as shown in the figure.
Each wire is labelled with the corresponding terminal number.
3
Connect the earth wires to the earth terminals.
Refer to the page 42 for further details on how to check
that earthing is correct.
4
Replace the terminal board cover, carefully tightening the screw.
Outdoor unit
A1
A2
A3
E
Earth
1
2
3
terminal
1
2
3
E
Earth
terminal
Indoor
unit
A-unit
Terminal block
B1
B2
B3
L1
L2
E
A
B
Circuit Breaker
(Main Power
supply cable)
1
2
3
1
2
3
B-unit
Earth
terminal
Earth
E
terminal
Assembly
cable
Earth
E
terminal