Indoor Unit - Haier HSU18VHK-G Service Manual

Remote controller (1)
AAA dry battery (2)
Mounting plate (1)
Plastic cap (4)
Ø4X25 Screw (4)
Selection of pipe
Type
Liquid pipe (Ø)
Gas pipe (Ø)
NOTE The thickness of the pipe must be 0.8mm(1/16") at least.

Indoor unit

Fitting of the Mounting Plate and Positioning of the wall Hole
When the mounting plate is first fixed
1. Carry out, based on the neighboring pillars or lintels, a
to be fixed against the wall, then temporarily fasten the plate with one steel nail.
2. Make sure once more the proper level of the plate, by hanging a thread with a
weight from the central top of the plate, then fasten securely the plate with the
attachment steel nail.
3. Find the wall hole location A using a measuring tape
When the mounting plate is fixed side bar and lintel
Fix to side bar and lintel a mounting bar, Which is separately sold, and then
fasten the plate to the fixed mounting bar.
Refer to the previous article, " When the mounting plate is
position of wall hole.
Making a Hole on the Wall and Fitting the Piping Hole Cover
Make a hole of 70 mm(2 3/4)in diameter, slightly descending to outside the wall.
Install piping hole cover and seal it off with putty after installation
Wall hole
Ø70mm
(2 3/4)
Indoor side
Thickness of wall
Installation of the Indoor Unit
[ Rear piping ]
Draw pipes and the drain hose, then fasten them with the adhesive tape
[ Left Left-rear piping ]
In case of left side piping, cut away, with a nipper, the lid for left piping.
In case of left-rear piping, bend the pipes according to the piping direction to
the mark of hole for left-rear piping which is marked on heat insulation materials.
Accessory parts
Drain hose (1)
Cushion (4)
Drain-elbow (1)
Pipe supporting plate (1)
For 18K
For 24K
6.35mm(1/4")
9.52mm(3/8")
12.7mm(1/2") 15.88mm(5/8")
proper leveling for the plate
A=150mm
(5 7/8)
A=150mm
(5 7/8)
first fixed ", for the
Pitch downward for drainage
Outdoor side
Drawing of pipe
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, cover with adhesive tape.
Lid for right
piping
Lid for under piping pipe
Fix with adhesive tape
Indoor/outdoor electric cable and drain hose must be bound with refrigerant
piping with protecting tape.
[ Other direction piping ]
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 the unit body securely 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.
When you unload the indoor unit, please use
your hand to raise the body, then lift the
bottom of the body outward slightly
mm and lift the unit until it leaves the
(2 3/4)
mounting plate.
Connecting the indoor/outdoor Electric Cable
mm
(2 3/4)
Remove terminal cover at right bottom corner of indoor unit, then take
off wiring cover by removing its screws.
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.
When connecting the cable before installing the indoor unit
Insert the cord from the back side of the unit, then pull it out on the front side.
Fasten the unit wire harness to the conduit holder using the lock nut.
Position the conduit holder to its original state using screw.
Conduit holder
Note
40
Heat insulation
material
Drain hose
Lid for left piping
Fixing the indoor unit body
Unloading of indoor unit body
Removing the wiring cover
When connecting the cable after installing the indoor unit
Cut the 6 slit sear
When connecting the cable, confirm the terminal number of indoor and
outdoor units carefully. If wiring is not correct, proper operation can not
be carried out and will cause damage to the units.
Domestic Air Conditioner
Installations
Indoor/outdoor electric cable
Piping
Pipe supporting
plate
mounting plate
mounting plate