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– 14 –
EN
Wire connection
REQUIREMENT
• Connect the wires matching the terminal numbers.
Incorrect connection causes a trouble.
• Pass the wires through the bushing of wire connection
holes of the indoor unit.
• The low-voltage circuit is provided for the remote
control. (Do not connect the high-voltage circuit)
• Remove the underside cover plates (2 plates).
Remove the two screws from the electrical control
box cover and then remove the cover from the hook
on which it is hanging.
• Remove the conduit plate from the side plate and
attach the conduit to the conduit plate.
Next, attach the conduit plate to the side plate.
• Tighten the screws of the terminal block, and fix the
wires with cord clamp attached to the electrical
control box.
(Do not apply tension to the connecting section of the
terminal block.)
• Mount the cover of the electrical control box without
pinching wires.
Electrical control box
Remove
cover plate
Conduit plate
Conduit
plate
Bushing of control
and remote
control wires
Conduit
Electrical control box
cover
Hook
Electrical control box cover
fixed screw
B A
L
L
Ground
screw
Cord
clamp
Power supply wire
and ground wire
Control
wire (2-
core
shielded
wire)
Remote
control wire
Cord clamp
Power supply wires and
ground wire
1
Strip the wire ends.
Power supply wire: 0.4” (10 mm)
Ground wire: 0.8” (20 mm)
2
Match the wire colors with the terminal
numbers on the indoor units’ and circuit
breakers’ terminal blocks and firmly screw
the wires to the corresponding terminals.
3
Secure the ground wire with the ground
screw.
4
Fix the wires with a cord clamp.
Unit: in (mm)
CAUTION
Firmly tighten the screws of the terminal block.
Keep the wire length as shown in figure below when it
is connected to the terminal block.
Address setup
Set up the addresses as per the Installation Manual
supplied with the outdoor unit.
L
1
L
2
0.8” (20)
1.2” (30)
0.4” (10)
Ground wire
0.
08
” (
2
) o
r l
e
ss
Power supply wires and control
wire
27-EN
28-EN
+00EH99885401.book Page 14 Friday, March 2, 2012 11:01 AM