Indoor Unit - Haier 1U12BE2ERA Service Manual

Accessory parts
Remote controller (1)
AAA dry battery (2)
Mounting plate (1)
Plastic cap (4)
Ø4X25 Screw (4)
Selection of pipe
Model
HSU12VHGL-W
NOTE：The thickness of the pipe must be 0.8mm(1/16") at least.

Indoor unit

1
Fitting of the Mounting Plate and Positioning of the wall Hole
When the mounting plate is first fixed
1. Carry out, based on the wall studs or lintels, a
to be fixed against the wall, then temporarily fasten the plate with one nail.
2. Ensure the proper level of the plate, by hanging a thread with a
weight from the central top of the plate, then fasten the plate.
3. Find the wall hole location A using a measuring tape
B= 60mm
A=145mm
B= 70mm
A=125mm
Pay attention to the following points before installation of machine:
1. Take out cushion blocks on
the left and right angle beads
as shown in the following
Figure.
2. Remove 2 gaskets under the
cross-flow fan.
3. Clean the burr on the surface of fracture to avoid the power
wire from being scratched after removing the virtual opening
of the outgoing line slot on the case by hands in indoor
power-on process.
Drain hose (1)
Cushion (4)
Drain-elbow (1)
Pipe supporting plate (1)
Gas pipe (Ø)
Liquid pipe (Ø)
6.35mm (1/4 ") 9.52mm (3/8 ")
proper leveling for the plate
A=145mm
2
Making a Hole on the Wall and Fitting the Piping Hole Cover
Make a hole of B mm / inches in diameter, slightly descending to outside the wall.
●
Install piping hole cover and seal it off with putty after installation
●
Wall hole
ØBmm
Indoor side
(Section of wall hole)
3
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 insulation materials.
1. Insert the drain hose into the carity 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 tubing connection with insulation materials closely, and with adhesive
tape.
Lid for right
piping
B= 60mm
Lid for under piping pipe
Fix with adhesive tape
Indoor/outdoor electric cable and drain hose must be bound with refrigerant
●
piping with adhesive.
[ Other direction piping ]
● Cut away, with a nipper, the lid for piping according to the piping direction and
then bend the pipe according to theposition of wall hole. When bending, be
careful not to crush pipes.
Make sure that the wires connecting the indoor and outdoor units are not covered
●
by the refrigeration piping insulation and are long enough to connect to the terminal
block on the indoor unit.
Hang 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 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 and lift the unit until
it leaves the mounting plate.
32
System configuration
Pitch downward for drainage
09k/12k : B= 60mm(2 3/8 inches)
18k/24k : B=70mm(2 3/4 inches)
Outdoor side
Thickness of wall
G Piping hole pipe
Drawing of pipe
Indoor/outdoor electric cable
Insulation
material
Drain hose
Lid for left piping
Fixing the indoor unit body
Unloading of indoor unit body
mounting plate
agraffe
Domestic air conditioner
Piping
Pipe supporting
plate
mounting plate