Installation Manual of Room Air Conditioner
Read this manual before installation
Explain sufficiently the operating means to the user
according to this manual.
Necessary Tools for Installation
1.Driver
2.Hacksaw
3.Hole core drill
4.Spanner(17,19 and 26mm)
Accessory parts
No. Accessory parts
1
2
3
4
5
Remote controller
R-03 dry battery
Mounting plate
Drain hose
4X50
Steel nail, cement
Number
of
articles
1
2
1
1
6
5.Torque wrench(17mm,22mm,26mm)
6.Pipe cutter
7.Flaring tool
8.Knife
9.Nipper 12.Reamer
10.Gas leakage detector or
soap-and-
water solution
11.Measuring tape
Drawing for the installation of indoor and outdoor units
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Optional parts for piping
Mark
A
B
C
D
E
F
G
Parts name
Non-adhesive tape
Adhesive tape
Saddle(L.S) with screws
Connecting electric cable
for indoor and outdoor
Drain hose
Heating insulating material
Piping hole cover
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Attention must be paid to
the rising up of drain hose
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A
6
7
8
10
4X25
Screw
9
Plastic cap
Cover
Cushion
Pipe supporting plate
Drain-elbow
No.0010531057
4
1
4
1
Arrangement of piping directions
Rear left
Below
Rear
right
Right
Left
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m
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m
C
1
D
E
m
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m
G
The marks from to in the figure are the parts numbers.
A
The distance between the indoor unit and the floor should be
more than 2m.
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Floor fixing dimensions
of the outdoor unit
(Unit:mm)
HSU-09H03/K(F)
HSU-12H03/K(F)
HSU-12C03/K(F)
Selection of pipe
To this unit, both liquid and gas pipes shall be insulated
as they become Iow temperature in operation.
Use optional parts for piping set or pipes covered with
equivalent insulation material.
Liquid pipe ( )
Gas pipe ( )
For 09k For 12k
6.35mm(1/4")
9.52mm(3/8")
6.35mm(1/4")
12.7mm(1/2")
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 neighboring pillars or lintels, a proper leveling for the plate 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
B= 66mm
A=210mm
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2.Making a Hole on the Wall and Fitting the Piping Hole Cover
Make a hole of 60 mm in diameter,
slightly descending to outside the wall.
Install piping hole cover and seal it
off with putty after installation
Indoor side
Wall hole
66mm
(Section of wall hole)
2
G
Piping hole pipe
Outdoor side
Thickness
of wall
Indoor unit
Connecting the indoor/outdoor Electric Cable
Removing the wiring cover
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.
When connecting the cable before installing the indoor unit
Insert the cable from the back side of the unit, then pull it out on the front side.
Loosen the screws and insert 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 fasten the connected cable with the wiring cover.
Note: When connecting the cable, confirm the terminal number of indoor and outdoor units carefully. If wi
is not correct, proper operation can not be carried out and will cause defect.
1. If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similar
qualified person. The type of connecting wire is H05/07RN-F or 245IEC57(YZW).
2. If the fuse on PC board is broken please change it with the type of T. 3.15A/250V.
If the fuse of outdoor unit on PC board is broken, please change it with the type of T. 25A/250V.
3. The wiring method should be in line with the local wiring standard.
4. After installation, the power plug should be easily reached.
A breaker should be incorporated into fixed wiring. The breaker should be all-pole switch and the
5.
distance between its two contacts should be not less than 3mm.
ring
HSU-09H03/K(F)
HSU-12H03/K(F)
HSU-12C03/K(F)
3
Outdoor unit
Be careful that matters, such as wastes of sands, etc. shall not enter the pipe.
Outdoor unit
1.Connection of pipes
To bend a pipe, give the roundness as large as possible not to crush the pipe
Connecting the pipe of gas side first ma
The max
vertical distance between the indoor unit and the outdoor unit is 5 m.
Half union
kes working easier.
Flare
nut
Forced fastening without careful centering
may damage the threads and cause a
leakage of ga
s.
Spanner
Torque wrench
Pipe Diameter ( )
Liquid side 6.35mm(1/4")
Gas side 9.52mm(3/8")
Gas side 12.7mm(1/2") 55N.m
2.Atta
ching Drain-Elbow
If the drain-elbow is used, please attach it as
figure. (Note: Only for heat pump unit.)
3.Purging Method:
Push the air out of the indoor unit and piping as followes:
Tighten the caps on the valves with specified torque.
Tighten torque N.m
Valve rod
Valve cap
When connecting pipe exceeds 5 meters, 20g refrigerant shall be added per
exceeding meter. Charge according to the following list.
7-9
20-25
Fastening torque
18N.m
40N.m
Outdoor unit
Piping length
Additional amount
Indoor unit
A
B
Indoor unit
5m 7m
No need
A
Max.Elevation:B=5m
Max. Length: for 9k A=7m
for 12k A=10m
for 09k 12k
Outdoor unit
B
40g
4
10m
100g
Outdoor unit
A
B
CAUTION
In case more than 5 metres，oil trap
should be installed every 5~7m.
Oil trap
C
Indoor unit
C
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