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Indoor unit

4.Connecting the indoor/outdoor Electric Cable

Fixing the indoor unit body

Removing the wiring cover

[Other direction piping]

Indoor/outdoor electric cable and drain hose must be bound with refrigerant piping by protecting tape.

Cut away, with a nipper, the lid for piping according to the piping direction and then bend the pipe according

to the position of wall hole. When bending, be careful not to crash pipes.

Connect beforehand the indoor/outdoor electric cable, and then pull out the connected to the heat insulation

of connecting part specially.

Hang surely the unit body onto the upper notches of the

mounting plate. Move the body from side to side to verify

its secure fixing.

In order to fix the body onto the mounting plate,hold up

the body aslant from the underside and then put it down

perpendicularly.

Remove terminal cover at right bottom corner of indoor unit, then

take off wiring cover by removing its screws.

When connecting the cable after installing the indoor unit

1. Insert from outside the room cable into left side of the wall hole, in which
    the pipe has already existed.
2. Pull out the cable on the front side, and connect the cable making a loop.

1. Insert the drain hose into the dent of heat insulation materials of indoor unit.

2. Insert the indoor/outdoor electric cable from backside of indoor unit, and pull it out on the front side, then

    connect them.

3. Coat the flaring seal face with refrigerant oil and connect pipes.

    Cover the connection part with heat insulation materials closely, and make sure fixing with adhesive tape

4

Heat insulation
material

Drain hose

Piping

Indoor/outdoor
electric cable

Lid for right piping

Lid for under piping

Lid for left piping

Fix with adhesive tape

Summary of Contents for HSU-18CVY03

Page 1: ...n 10cm more than 10cm Adhesive tape Saddle L S with screws Attention must be paid to the rising up of drain hose Arrangement of piping directions Rear left Rear right Left Below Right Connecting elect...

Page 2: ...er on a wall place where the indoor unit can receive signals when the fluorescent lamps in the room are lightened Place which is less affected by rain or direct sunlight and is sufficiently ventilated...

Page 3: ...When the mounting plate is first fixed for the position of wall hole Fix to side bar and lintel a mounting bar Which is separately sold and then fasten the plate to the fixed mounting bar Make a hole...

Page 4: ...aslant from the underside and then put it down perpendicularly Remove terminal cover at right bottom corner of indoor unit then take off wiring cover by removing its screws When connecting the cable a...

Page 5: ...t the cable ends fully into terminal block then tighten the screws Pull the cable slightly to make sure the cables have been properly inserted and tightened After the cable connection never fail to fa...

Page 6: ...pe Diameter Liquid side 6 35mm 1 4 Liquid side 9 52mm 3 8 Fastening torque Drawing for the installation of indoor and outdoor units Insert the cable according to terminal number in the same manner as...

Page 7: ...alves using specified torque 5 Tighten the caps on the valves with specified torque Valve rod Valve cap 7 9 20 25 Tighten torque N m When connecting pipe exceeds 5 meters 16g refrigerant shall be adde...

Page 8: ...pan of the indoor unit and confirm that drainage is carried out surely to outdoor In case that the attached drain hose is in a room please apply heat insulation to it without fail Please kindly expla...

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