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8 Branch Distributor
Connection of Wiring
Connection of Wiring
• Connect refrigerant pipes and connection wires to the appropriate ports maked with matching
alphabets (A, B and C) on this unit.
• Follow the instructions on the wiring nameplate to connect the connection wires of indoor/outdoor
units to terminal board numbers.(1, 2 and 3) Always fix each ground wire separately with a ground
screw.(See the figure below.)
• After completing the wiring, fix the outer coating of wires securely with wire clamps. The wire
clamp on indoor unit side is furnished. Follow the procedure below to install.
• Refer to the circuit diagram on the control cover inside outdoor unit.
:
The terminal board numbers are arranged from top to bottom in order of 1, 2 and 3.
NOTICE
Warning
Do not use tapped
wires, stand wires,
extensioncords, or
starbust connections,
as they may cause
overtheating, electrical
shock, or fire.
A room
B room
C room
A
B
C
CN-PWR
Connection wire for indoor units
(H05VV, 4wires, 0.75mm)
Connection wire for outdoor units
(H05RV, 4wires, 1.2mm)
In Case of 3 rooms
(1) Remove the control cover. Loosen the two
screws, and slide the cover in the direction of
the arrow.
(2) Pull out connection cable through conduit.
After conduit to the panel, fix nut to the oppo-
site side of panel. Pass the connection cabel
through the hole.
(3)
Perform wiring with reference the wiring diagram
on a control cover of outdoor unit. Allow 300
mm(11 13/16 inch) for the pulling-out section of
harness. Fix the wires completely with wire
clamps(4 locations).
(4) Put in the cover in the direction of the arrow
then tighten the screws.
Lock nut (field supply)
Lock nut (field supply)Lock nut (field supply)
Conduit (field supply)
Lock nut (field supply)
Lock nut (field supply)