1
1-271
 Wiring samples
Type K1
L1
R1 R2
L2 N U1 U2
Functional ground screw (External Electronic 
Expansion Valve Kit and Schedule Timer)*
Protective ground screw 
Use this screw when connecting the shield 
for the Inter-unit control wiring to ground.
* As to functional ground screw and protective ground screw, 
remove the fixture screw and resin cover. Then, carry out 
earth ground work.
Power Supply
Fixture screw for resin cover
Resin cover
Inter-unit Control Wiring
Remote Control Wiring
Type N1
6P terminal board
R1
R2
U1
U2
L
N
Remote 
controller 
line
Unit 
control
wiring
Power
suppy
Earth
Shielded
wire
ground
How to carry out power supply wiring 
(1)
The power inlet port is located at the rear. 
The remote control wiring inlet port is located at the rear 
(for use with the wired remote controller). 
Be sure to use sealing putty to seal off the opening 
to prevent dust.
(2)
Wiring connection ports 
How to carry out wiring
Insert the power wiring into the indoor unit through the rubber 
at the side of the electrical component box.
For wiring connection to the outdoor unit and remote control 
wiring, open the elongated hole of the piping cover and pass 
the wires through the hole.
NOTE
Type T2
Protective ground screw 
Functional ground screw (Schedule Timer)
Power wiring
Remote control wiring and inter-unit control wiring inlet port
* Insert the remote control wiring and inter-
unit control wiring into the electrical 
component box from the inlet port as 
shown in the figure. This is done regardless 
of whether the wiring was inserted from the 
top, rear, or left side of the main unit.
Clamp
Inter-unit Control Wiring
Power inlet port
Clamp
Use this screw when connecting the shield 
for the Inter-unit control wiring to ground.
Remote Control Wiring
SM830231-02Single欧州.indb271SM830231-02Single欧州.indb271 2014/09/1913:21:442014/09/1913:21:44