‒
31
‒
31-EN
Installation Manual
Wiring Connection
How to connect the power supply wiring
and control wiring
The power supply wire and the control wire can be
connected without removing the front panel.
REQUIREMENT
Connect the power supply wire after connecting
the control wire for this model.
1. Remove the air inlet grille.
Open the air inlet grille upward and pull it
toward you.
2. Remove the terminal cover and the clamp
base.
3. Insert the power supply wire and control wire
(according to the local rule) into the pipe hole
on the wall.
4. Take the power supply wire out of the cable
slot on the rear panel so that it protrudes about
150 mm from the front.
5. Insert the control wire fully into the control/
wired remote controller terminal block
(Uv (U1), (Uv (U2), (A), (B) and secure it tightly
with screws.
6. Clamp the control wire with the cord clamp.
7. Install the clamp base with a screw.
8. Insert the power supply wire fully into the
terminal block and secure it tightly with screws.
Tightening torque: 1.2 N·m (0.12 kgf·m)
Secure the earth line with the earth screw.
9. Clamp the power supply wire with the cord
clamp.
10. Attach the terminal cover and the air inlet grille
to the indoor unit.
CAUTION
• Be sure to refer to the wiring diagram attached
inside the front panel.
• Check local electrical cords an also any speci
fi
c
wiring instructions and limitations.
• Do not catch the control wire when installing the
clamp base.
Uv(U1) Uv(U2) A B
Uv(U1) Uv(U2) A B
Terminal block for
communication/remote
controller wiring
Terminal block
for control/wired
remote controller
wiring
Terminal block
for control/wired
remote controller
wiring
Power supply
terminal block
Earth screw
Earth wire for
power supply
wire
Wired remote
controller wire
Earth screw
for power
supply wire
Earth wire for
shield wire
Control wire
Cord clamp
Cord clamp
Cord clamp
Clamp base
Power supply terminal block
Terminal cover
Clamp base
Earth screw
Earth line
Power
supply wire
about
150 mm
<Stripping length of the power supply wire>
<Connecting wired remote controller wire>
Cord clamp
75 mm
55 mm
20 mm
10 mm
Screw
Screw
Screw
Power supply
wire
