Loading ...
Loading ...
Loading ...
English■
8
4. Wiring
Refer to the installation manual for the outdoor unit also.
WARNING
• Do not use tapped wires, extension cords, or starburst connections, as they may cause overheating, electric shock, or fire.
• Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the
terminal block.) Doing so may cause electric shock or fire.
• Do not connect the power wire to the indoor unit. Doing so may cause electric shock or fire.
CAUTION
When connecting the connection wire to the terminal block using a single core wire,
be sure to perform curling.
Problems with the installation may cause heat and fires.
, install as described in the installation manual supplied with the multi outdoor
unit.
1)
Remove the upper front panel, then remove the service lid.
(Refer to the opening method on page 4.)
2) Lift up the unit and place it on the mounting plate
hooks.
3) Remove the front grille.
(Refer to the removal method on page 11.)
4) Remove the conduit mounting plate and then secure the
conduit to the conduit mounting plate with the lock nut,
as shown in the illustration.
5) Strip wire ends (3/4 inch (20mm)).
6) Match wire colors with terminal numbers on the indoor
and outdoor unit’s terminal blocks and firmly secure the
wires in the corresponding terminals with the screws.
7) Connect the ground wire to the corresponding terminals.
8) Pull the wires lightly to make sure they are securely
connected.
9) In case of connecting to an adapter system, run the
remote controller cable and attach the S21.
(Refer to “5. When connecting to an HA system” on page 13.)
10) Attach the conduit mounting plate.
11) Shape the wires so that the service lid fits securely.
12) Attach the front grille.
13) Attach the service lid and the upper front panel.
Good Wrong
With a multi indoor unit
A Mounting plate
Hang indoor unit on the hooks
of mounting plate.
A
Screw
Lock nut
Conduit pipe
Conduit
Conduit
mounting plate
Electrical wiring box
Terminal block
Electrical wiring box
Use the specified wire type.
12 3
Shape wires so that the
service lid will fit securely.
1
2
3
123
L
1
L
2
Wire size and length must
comply with local codes.
Firmly fix the wires with
the terminal screws.
Outdoor
unit
Indoor
unit
Firmly fix the wires with
the terminal screws.
Loading ...
Loading ...
Loading ...