8
■
English
4�
Wiring
1) As shown in the illustration, insert the wires including the ground wire into the conduit and secure them with lock nut onto
the conduit mounting plate.
2) Strip wire ends (3/4 inch (20mm)).
3) Match wire colours with terminal numbers on the terminal block of indoor and outdoor unit and fi rmly secure the wires in
the corresponding terminals with screws.
4) Connect the ground wire to the corresponding terminals.
5) Pull the wires lightly to make sure they are securely connected.
6) While close the service lid, shape the wires so that the service lid fi ts securely, then close the service lid.
1 2 3
Outdoor unit
1
2
3
Terminal block
Electrical wiring box
Wire retainer
Use the specified wire type.
Shape wires so that the
service lid fits securely.
Use AWG16 if the connection wire
length is less than 33ft (10m), or
AWG14 if it is 33ft (10m) or more.
Firmly fix the wires with the te
r
minal screws.
1
2
3
Indoor
unit
Firmly fix the wires with
the ter
minal screws.
Back
Lock nut
Conduit mounting plate
Conduit
L
1
L
2
WARNING
• Do not use tapped wires, extension cords, or starburst connections, as they may cause overheating, electrical shock, or fi re.
• 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 fi re.
• Do not connect the power wire to the indoor unit. Doing so may cause electric shock or fi re.
5�
Drain piping
1) Connect the drain hose, as described on the right.
2) Remove the air fi lters and pour some water into the drain pan to check the
water fl ows smoothly.
3) If drain hose extension or embedded drain piping is required, use appropriate
parts that match the hose front end.
4) When extending the drain hose, use a commercially available
extension hose with an inner diameter of 5/8 inch (16mm).
Be sure to thermally insulate the indoor section of the
extension hose.
Indoor unit
drain hose
Extension drain hose
Heat insulation tube
(field supply)
φ
5/8”(
φ
16mm)
Drain hose supplied
with the indoor unit
φ
5/8”(
φ
16mm)
Figure of hose front end
φ
5/8”(
φ
16mm)
The drain hose should
be inclined downward.
No trap is permitted.
Do not put the end
of the hose in water.
English
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