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
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
more than 10cm
more than 5cm
Attention must be paid to
the rising up of drain hose
more than 10cm
6
7
8
4X25
Screw
9
Plastic cap
Cover
Cushion
Pipe supporting plate
No.0010515136
4
A
1
4
1
Arrangement of piping directions
Rear left
Below
Rear
right
Right
Left
more than 10cm
more than 60cm
A
The marks from to in the figure are the parts numbers.
G
more than 10cm
more than 15cm
The distance between the indoor unit and the floor should be
more than 2m.
C
D
E
HSU-05LEA03
HSU-07LEA03
HSU-09LEA03
HSU-09LEA13-W
HSU-12LEA13-W
HSU-09LEA13-F
HSU-07HEA03
HSU-09HEA03
HSU-12HEB03
HSU-09CRA03-T
AMS09H03-N
YKS-09HEA03
HSU-09LEA03-N
HSU-09LEN03
HSU-09CA2
140 140415
Floor fixing dimensions
of the outdoor unit
(Unit:mm)
280
HSU-12LEA03
HSU-18LEA03
HSU-18LEA13-W
HSU-10LEA03-T
HSU-13LEA03-T
HSU-09LEB13-H
HSU-09LEA13-H
HSU-12LEA13-H
HSU-14LEA13-H
HSU-12LEB13-H
HSU-14LEB13-H
HSU-18LEA13-H
HSU-12CRA03-T
HSU-18CRA03-T
AMS12H03-N
AMS18H03-N
PAS18L03-N(T3)
HSU-18HEA13(T3)
HSU-18HEA03(T3)
HSU-12LEN03
HSU-18LEN03
HSU-09HEC03
HSU-12HEC03
Selection of pipe
140
500
140
Floor fixing dimensions
of the outdoor unit
(Unit:mm)
HSU-09HEA03/(DB)
HSU-09HEA03/(BP)
HSU-12HEA03/(DB)
HSU-12HEA03/(BP)
HSU-12LEA13-M
HSU-18LEA13-M
HSU-18LEA03(T3)
HSU-18LEA13(T3)
HSU-12LEA13-F
HSU-12HEA03
HSU-18HEA03
YKS-12HEA03
YKS-18HEA03
HSU-10LED03-T
HSU-13LED03-T
HSU-12CA2
HSU-12CB2
HSU-18LB2
HSU-18LA2
HEC-18LEA03(T3)
256
HSU-22LEA03
HSU-24LEA03
HSU-22LEA13-W
HSU-18LEA03-T
AMS22H03-N
HSU-22HEA03
HSU-24HEA03
YKS-22HEA03
HSU-18LED03-T
HSU-18LED03-T1
HSU-24LA2
583
113.5
113.5
Floor fixing dimensions
of the outdoor unit
(Unit:mm)
9 5.1
3
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.
For 5k,7k,9k,10k
Liquid pipe ( )
6.35mm(1/4")
Gas pipe ( ) 9.52mm(3/8")
For 12k,13k,18k
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= 60mm
HSU-12LEA13-F
HSU-12HEA03
HSU-05LEA03
HSU-07LEA03
HSU-09LEA03
HSU-09LEA13-W
HSU-12LEA13-M
HSU-09LEB13-H
HSU-10LEA03-T
A=145mm
HSU-10LED03-T
HSU-09LEA03-N
A=145mm
30mm
HSU-09CA2
HSU-12CA2
HSU-12CB2
HSU-12LEN03
HSU-09LEN03
HSU-09HEA03
HSU-09LEA13-H
HSU-09LEA13-F
HSU-12LEA03
HSU-12LEA13-W
For 22k,24k
18LEA03-T,
18CRA03-T,
18LEA03-T1
18LED03-T
9.52mm(3/8")
15.88mm(5/8")
B= 60mm
HSU-09HEC03
HSU-12HEC03
30mm
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
(Section of wall hole)
2
Wall hole
60mm
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 wiring 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.
HEC-18LEA03(T3)
Outdoor unit
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.
Pipe Diameter ( )
Spanner
Torque wrench
Be careful that matters, such as wastes of sands, etc.
shall not enter the pipe.
2.Atta
ching Drain-Elbow
Liquid side 6.35mm(1/4")
Liquid side 9.52mm(3/8")
Gas side 9.52mm(3/8")
Gas side 12.7mm(1/2")
Gas side 15.88mm(5/8")
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 or 60g(only for 22k 24k) refrigerant shall be
added per exceeding meter. Charge according to the following list.
7-9
20-25
Fastening torque
18N.m
40N.m
40N.m
50N.m
60N.m
for 5k 7k 9k 10k 12k 13k 18k
Piping length
Additional amount
Outdoor unit
Max.Elevation:
Max. Length: for 5K 7K 9K 10K: A=7m
for 12K 13K: A=10m
for 18K 22K 24K: A=20m
5m 7m
No need 40g
Indoor unit
A
B
for 5K 7K 9K 10K 12K 13K: B=5m
for 18K 22K 24K: B=10m
Indoor unit
for 22k 24k
10m
100g
A
Outdoor unit
B
4
Piping length
Additional amount
Outdoor unit
CAUTION
In case more than 5 metres，oil trap
should be installed every 5~7m.
5m 7m
No need
A
B
120g
C
10m
300g
Oil trap
Indoor unit
20m
900g
C
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