Haier Room Air Conditioner, HSU09VHJ(DB)-W, HSU12VHJ(DB)-W, HSU18VHJ(DB)-W, HSU24VHJ(DB)-W Installation Manual

Drawing for the installation of indoor and outdoor units

Necessary Tools for Installation

Hammerƽ

Torque wrench

ƽ

(17mm ,22m m,26m m)

Nipperƽ

Reamerƽ

Hacksawƽ Pipe cutterƽ

Gas leakage detector orƽ
soap-and-water solution

Hole core drillƽ Flaring toolƽ
Spanner(17,19 and 26mm)ƽ Knifeƽ

Measuring tapeƽ

ƽ
ƽ

ƽ
ƽ
ƽ

Place where the distance of more than lm from televisions, radios, wireless apparatuses
and fluorescent lamps can be left.

ƽ

In the case of fixing the remote controller on a wall, place where the indoor unit can
receive signals when the fluorescent

ƽ

lamps in the room are in use.

ƽ
ƽ
ƽ

A distance marked

ƽ

Q

is available as illustrated in the below figure.

Before inserting power plug into receptacle, check the voltage without fail.
The power

sourceisthesameasthe

ƽ

corresponding name plate.

Install an exclusive branch circuit of the power.

ƽ

A receptacle shall be set up in a distance where the power cable can be
reached.

Donotextendthecablebycuttingit.

ƽ

Selection of Installation Place

Power Source

Preparation

NO.0010536242

Installation Manual of Room Air Conditioner

F

A

C

E

D

Optional parts for piping

Non-adhesive tape
Adhesive tape
Saddle (L.S) with screws
Connecting electric cable

forindoorandoutdoor

Drain hose

Heating insulating material

Piping hole cover

Floor fixing dimensions of the

outdoor unit

Fixing of outdoor unit

Fix the unit to concrete or blockƽ
with bolts (10mm) and nuts firmly
and horizontally.
When fitting the unit to wall

ƽ

surface, roof or rooftop, fix
a supporter securely with nails
orwiresinconsideration of
earthquake and strong wind.
If vibration may affect the

ƽ

house, fix the unit by attaching a
vibration-proof mat.

The marks from to

in the figure are the
parts numbers.
Thedistancebetween
theindoorunitandthe
floor should be more
than 2m.

ThemodelsadoptHCFCfreeref

rigerant R410A

more than

10cm (3 7/8)

more than 10cm

(3 7/8)

more than 10cm

(3 7/8)

more than 20cm

(7 7/8)

more than 15cm

(5 7/8)

more than 25cm

(9 7/8)

more than 60cm

(23 5/8)

A

G

ƽ

ƽ

A

F

C

E

D

G

B

Arrangement of piping
directions

Rear left

Left

Rear
right

Right

Below

G

Attention must be paid to
the pitch of drain hose

The above picture is for your reference only. Your product may look different.

Read this manual before installation.
Explain the operation of the unit to the user according to this manual.

Indoor Unit - Select a location that is

Outdoor Unit - Select a location that is

Robust not causing vibration, where the body can be supported sufficiently.
Not affected by heat or steam generated in the vicinity, where inlet and outlet of the
unit are not disturbed.
Possible to drain easily, where piping can be connected with the outdoor unit.
Where cold air can be spread in a room evenly.

Nearby a power receptacle. (Refer to drawings).

Less affected by rain or direct sunlight and is sufficiently ventilated.
Strong enough to bear the unit, where vibration and noise are not increased.

(4 1/2)

For:24k

Not causing a nuisance to neighbors due to discharged air or noise.

(10 1/16)

(5 1/2)

(19 2/3)

(5 1/2)

(24 7/8)

(4 1/2)

(13 1/2)

140 500

140

256

113.5

113.5

633

340

For:09k 12k 18k

(Unit:mm / inch)

Indoor unit

Make a hole of 70 mm (2 3/4) in diameter, slightly descending to outside the wall.

ƽ

Install piping hole cover and seal it off with putty after installation

ƽ

Whenthemountingplateisfirstfixed

1. Carry out, based on the wall studs 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 the plate.

3. Find the wall hole location A using a measuring tape



FittingoftheMountingPlateand

PositioningofthewallHole

Lid for right
piping

Lid for under piping pipe

Fix with adhesive tape

Lid for left piping

Indoor/outdoor electric cable and drain hose must be bound with refrigerant

ƽ

[ Other piping direction ]

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

ƽ

then bend the pipe according to the position of wall hole. When bending, be

careful not to crush

pipes.

Connect beforehand the indoor/outdoor electric cable,

ƽ

andthenpulloutthe

connected to the heat insulation of connecting part specially.

proper leveling for the plate



Making a Hole on the Wall and Fitting the Piping Hole Cover

Drawingofpipe



Installation of the Indoor Unit

[Rearpiping ]

Drawpipesandthedrainhose,thenfastenthemwiththeadhesivetape

ƽ

[Left·Left-rear piping ]

In case of left side piping, cut away, with a nipper, the lid for left piping.

ƽ

In case of left-rear piping, bend the pipes according to the piping direction to

ƽ

the mark of hole for left-rear piping which is marked on heat 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

o

ut on the front side, then connect them.

3.Coattheflaringsealfacewithrefrigerantoilandconnect pipes.

Fixing the indoor unit body

ƽ

Inordertofixthebodyontothemountingplate,holdup

ƽ

the body at a slant from the underside and then put it down
perpendicularly.



Connecting the indoor/outdoor Electric Cable

Removing the wiring cover

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

off wiring cover by removing its screws.

1. Insert from outside the room cable into left side of the wall
hole,inwhichthepipehasalreadyexisted.

2. Pull out the cable on the front side, and connect the cable

making a loop.

Note

When connecting the cable, confirm the terminal number of indoor and
outdoor units carefully. If wiring is not correct, improper operation may

ƽ
ƽ
ƽ

mounting plate

When connecting the cable after installing the indoor unit

When connecting the cable before installing the indoor unit

When you unload the indoor unit, please use

bottom of the body outward slightly
and lift the unit until it leaves the
mounting plate.

mounting plate

Unloading of indoor unit body

ƽ

your hand to raise the body, then lift the

Remote controller (1)

AAA dry battery (2)

Mounting plate (1)

Drain hose (1)

Ø4X25 Screw

(4)

Plastic cap (4)

Drain-elbow (1)

Cushion (4)

Pipe supporting plate (1)

Accessory parts

NOTE˖The thickness of the pipe must be 0.8mm(1/16”) at least.

Selectionofpipe

2

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

Cut the 6 slit sear

Cover the connection part with heat insulation materials, cover with adhesive tape.

piping with protecting tape.

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.

Indoor side

Outdoor side

Ø70mm

Wall hole

Thickness of wall

Heat insulation
material

Drain hose

Piping

Pipe supporting
plate

Indoor/outdoor electric cable

Liquid pipe (Ø)

6.35mm(1/4”)

Gaspipe(Ø)

9.52mm(3/8”)

A=145mm

35mm

B=

70mm

Ø

For 09K 12K

For 18K

6.35mm(1/4”)

12.7mm

(1/2”)

A=150mm

B= 70mm

35mm

Type

For 24K

9.52mm(3/8”)

15.88mm

(5/8”)

A=145mm

B=

70mm

Ø

30mm

occur and cause damage to the units.

(2 3/4)

(5 5/7)

(1 3/8)

(2 3/4)

(1 1/6)

(5 5/7)

(2 3/4)

(5 7/8)

(1 3/8)

(2 3/4)

Pitch downward for drainage

2.Thewiringmethodshouldbeinlinewiththelocalwiringstandard.

3. After installation, the power plug should be easily reached.

4. A breakershouldbeincorporatedintofixedwiring.Thebreakershouldbe
all-pole

switch.

Outdoor unit

Install according to Drawing for the installation of indoor and

outdoor units

ƽ

and the bending radius should be 30 (1 1/6) to 40

mm (1 4/7) or longer.

Connecting the pipe of gas side first makes working easier.

ƽ

TheconnectionpipeisspecializedforR410A.ƽ

Installation of Outdoor Unit

Half union

Flare nut

Tor que w ren ch

The standard pipe length is 7m (27 9/16) . If it is over 7m (27 9/16) , the function
oftheunitwillbe

affected.Ifthepipehas tobelengthened,therefrigerantshould

be charged,

accordin

g to 20 g/m (0.018 oz/inch)

.Butthec

harge of refrigerant must

be conducted by professional air conditioner servicer. Before adding additional
refrigerant, perform air

purging from the refrigerant pipes and indoor unit using

a v

acuum

pump,then

Spanner

Forced fastening without careful centering may
damage the threads and cause a leakage of gas.

Pipe Diameter(ǿ) Fastening torque

Liquid side6.35mm(1/4") 18N.m/13.3Ft.lbs

Liquid/Gas side9.52mm(3/8") 42 N.m/30.1Ft.lbs

Gas side 12.7mm(1/2") 55N.m/40.6Ft.lbs

Gas side 15.88mm(5/8") 60 N.m/44.3Ft.lbs



Connection of pipes



charge additional refrigerant.

Outdoor unit

Indoor unit

A

B

Outdoor unit

Indoor unit

A

B

A

B

Outdoor unit

Indoor unit

Oil trap

CAUTION

Max.Elevation: Amax=1m

●

In case the elevation A is more●
than 5m, oil trap shoud be
installed every 5~7m
Max. Length: Bmax=15m

●

Incasethepipelength B is●
more than 10m, the refrigerant
should be charged, according
to 20 g/m.

3

Connection



If the drain-elbow is used,ƽ

please attach it as figure. (Note:
Onlyforheatpumpunit.)

1.

Open the handle on low side of manifold and

2.

operate vacuum pump. If the low

3.

After the

completion of vacuuming, close the

handle ‘Lo’ in gaugemanifold and

stop the operation of the vacuum pump.

Attaching Drain-Elbow



PurgingMethod:Tousevacuumpump



Open the valve rod stem the 2-way valve counterclockwise to 90 degrees.4.

After 6 seconds, close the

2-way valve and inspect for

gas leakage.

Power cable:

HSU12VHJ(DB)-W

Outdoor unit

3

2

^

Power
Wiring

1
)

(

N

)

(L

)

(

C

3

2

1

)

(

N

)

(
L

)

(

C

Indoor unit

Power cable:

ƽ

ƽ

ƽ

ƽ

ƽ

ƽ

Take off the panel(top), by removing the 5 screws.
Remove the plugs on the conduit plate.
Temporarily mount the conduit tubes on the conduit plate.
Connect both the power supply and unit wire harness to
the corresponding terminals on the terminal board.
Ground the unit in accordance with local codes.
Allow several extra inches of wire for making wiring
connections.
Use lock nuts to secure conduit tubes.

ƽ

To bend a pipe, be careful not to crush the pipe,

HSU09VHJ(DB)-W

HSU24VHJ(DB)-W

HSU18VHJ(DB)-W

HSU12XCK-W

HSU09XCK-W

Power cable:

Power cable:

Power cable:

Power cable:

1. If the fuse on PC board is broken please change it with the

type of

T. 3.15A/250V(indoor unit),25A/250V(outdoor unit).

4wire 18AWG

2wire with ground 16AWG
2wire with ground 16AWG
2wire with ground 12AWG
2wire with ground 12AWG

2wire with ground 16AWG
2wire with ground 16AWG

Outdoor unit

Indoor unit

Remove the service port cap of the 3-way valve and the valve stem cap for both
valves. Connect the low pressure hose from the manifold set to the 3-way valve.
Connect the center hose to the vacuum pump.

side gauge reaches a vacuum immediately, ensure the hoses are connected
properly and the low side manifold handle is open.

Vacuum for a minimum of 15 minutes and check the gauge for a proper vacuum.

Leave the hoses connected and check
the vacuum level again in 1-2 minutes. If you lose the vacuum, ensure all
connections are tight and flare the tubes again if needed.

Ensure that no dirt or debris enters the pipe.

Control Wiring

All models: Control cable: 4wire, 18AWG

Open

No gas leakage?5.

Detach the charge hose6.

from the service port, open 2-way valve and 3-way. Turn

In case of gas leakage, tighten parts of pipe connection. If

leakage stops,

then proceed

Anti countercurrent joint

Gaugemanifold(for

R410A)

2-way valve Liquid Side

3-wayvalveGasSide

Vacuum pump (for R410A)

Tube(for R410A)

Close

2-way valve

3-way valve

Open 90

O

2-way valve

3-way valve

2-way valve

3-way valve

2-way valve

3-way valve

Valve rod cap

Valve rod cap

Service port cap

To prevent the gas

leakage,

After attaching each cap, check for gas leakage around the caps.

7

.

8.

Step 1.

Step 2.

Step 3.

Step 7.

Step 6.

Step 4.

The power source must be exclusively used for air

ƽ

conditioner. (Over I0A)

In the case of installing an air conditioner in a moist place,

ƽ

please install an ea-

For installation in other places, use a circuit breaker as far

ƽ

as possible.

Pipecuttingiscarriedoutwith a pipecutterandbursmust

ƽ

be removed.

After inserting the flare nut, flaring work is carried out.

ƽ

Iftherefrigerant of theairconditionerleaks,itisnecessarytodischargeallthe

ƽ

refrigerant. Vacuum first, then

charge the liquid re

frigerant into air conditioner

accordingtotheamountmarkedonthenameplate.

Please do not let other cooling medium, except specified one (R410A), or air

ƽ

enter into the cooling circulation system. Otherwise, there will be abnormal
high pressure in the system casuing damage and possibly personal injuries.



Power Source Installation



CuttingandFlaringWorkofPiping

Flare tooling die

1.Cut pipe

2.Remove burs

3.Inserttheflarenut

CAUTION

FlaretoolforR410A Conventionalflaretool

Clutch-type clutch-type(Rigid-type) Wing-nut type (Imperial-type)

A

0~0.5mm

1.0~1.5mm

1.5~2.0mm

rth leakage breaker (GFCI).

4.Flare pipe

Lean

Damage of flare Crack Partial Too outside

Correct Incorrect



On Drainage

It becomes

high midway.

The gap with the

ground is too small

Thereisthebad
smell from a ditch

It waves.

The end is imm­ersed in water.

Pleaseinstallthedrainhosesoastobedownwardslopewithoutfail.
Please don’t do the drainage as shown below.

ƽ
ƽ

Pleasepourwaterinthedrainpan of theindoorunit,and

ƽ

is carried out surely to outdoor.

In case that the attached drain hose is in a room, please

ƽ

applyheatinsulationto

Less than

5cm

confirm that drainage

it without fail.

4

CheckItemsforTestRun

Put check mark

in boxes

Gas leak from

pipeconnecting

?
Heat insulation of
Are the connecting wirings of indoor and outdoor firmly

Is the connecting wiring of indoor and outdoor firmly fixed?

Is drainage securely carried out?

Is the ground wire securely connected?

Is the indoor unit securely fixed?
Is power source voltage abided by the code?
Is there any noise?

Isthelampnormallylighting?
Are cooling and heating (when in heat pump) performed normally?

Is the operation of room temperature regulator normal?

Pleasekindlyexplaintoourcustomershowtooperate
through the instruction manual.

Check for Installation and Test Run

Ƶ

inserted to the terminal block?

Ƶ

1

1+2=

kg

R410A

2

kg

2=

1=

B

C

D

FE

kg

A

This product contains fluorinated greenhouse gases covered by
the Kyoto Protocol. Do not vent into the atmosphere.
Refrigerant type:R410A
GWP* value:1975
GWP=global warming potential
Please fill in with indelible ink,

• 1 the factory refrigerant charge of the product

• 2 the additional refrigerant amount charged in the field and

• 1+2 the total refrigerant charge
on the refrigerant charge label supplied with the product.
The filled out label must be adhered in the proximity of the product
charging port (e.g. onto the inside of the stop valve cover).
A contains fluorinated greenhouse gases covered by the Kyoto
Protocol
B factory refrigerant charge of the product: see unit name plate
C additional refrigerant amount charged in the field
D total refrigerant charge
E outdoor unit
F refrigerant cylinder and manifold for charging

Contains fluorinated greenhouse gases
covered by the Kyoto Protocol

Refrigerant charge labelƵ

the valve stem counterclockwise.

step 6. If leak continues, remove the refrigerant used for the
leakage check and flare tubes again. Repeat vacuum and leak and if no
leakage, proceed to step 6.

replace the service port and valve stem caps securely.

pipeconnecting

?

0~1/51 inch

3/76 ~1/17 inch

1/17 ~1/8 inch