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28
11.2.3 Connect the Cable to the Indoor Unit
1 The inside and outside connection cable can
be connected without removing the front grille.
2 Unscrew the conduit cover and fix the conduit
connector to conduit cover with lock nut, then
secure it against chassis.
3 Connection cable between indoor unit and
outdoor unit should be UL listed or CSA
approved 4 conductor wires minimum AWG16
in accordance with local electric codes.
o Ensure the colour of wires of outdoor unit
and terminal number are the same as the
indoor's respectively.
o Earth lead wire shall be Yellow/Green
(Y/G) in colour and shall be longer than
other lead wires as shown in the figure
for electrical safety in case of slipping.
11.2.3.1 Wire Stripping and Connecting Requirement
Terminals on the indoor unit 1 2 3
Colour of wires (connection cable)
Terminals on the outdoor unit 1 2 3
WARNING
This equipment must be properly earthed.
Holder
Chassis
Conduit
Connector
Conduit Cover
Lock Nut
Rear Side of Indoor Unit
Indoor and
outdoor
connection
cable
Terminal
Board
Earth wire
longer than
others
AC wires
for safety
reason
Wi
r
e
s
t
r
i
p
p
i
n
g
7
/
32
" (5 mm)
or more
(gap between wires)
ACCEPT
PROHIBITED
Conductor
over inserted
No loose strand
when inserted
Indoor/outdoor
connecting
terminal board
Conductor
fully inserted
PROHIBITED
Conductor not
fully inserted
13/32" ± 1/16"
(10 ± 1 mm)
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