Use and Care Manual

(3). How to fasten connection wire and power wire by cord clamp

After passing the connection wire and power wire through the access hole, secure it with the

cord clamp.(Fig. 4.38)

① .

Before starting work, verify electrical power is disconnected to the indoor and outdoor units.

② .

Match the terminal block numbers and connection wire colors with those of the indoor unit .

③ .

Incorrect wiring may cause burning of the electric parts.

④ .

Connect all wires rmly to the terminal block. Improper installation may cause a re.

⑤ .

Always fasten the outside covering of the connection wire with wire clamps. (If the insulator is not

clamped, electric leakage may occur.)

⑥ .

Always properly connect the ground wire.

(4). Electric wiring between the indoor and outdoor units

Single-phase units(18K~30K)

G G

Single-phase units(36K~48K)

G G

Fig. 4.39

(5). Electric wiring of indoor unit side

Remove the electric box cover from the electric box sub-assy and then connect the wire.

U-match Series Cassette Type Unit