background image

(8)

(7)

(11)

(10)

(3)

(9)

*4

*4

(5)

(6)

1-4. INSTALLATION DIAGRAM

When the piping is to 

E

e attached to a wall containing metals (tin plated) or metal 

netting, use a chemically treated wooden piece 20 mm or thicker 

E

etween the 

wall and the piping or wrap 7 to 8 turns of insulation vinyl tape around the piping

To use existing piping, perform COOL operation for 30 minutes and pump 
down 

E

efore removing the old air conditioner

 Remake 

À

are according to the 

dimension for new refrigerant

Appearance of the outdoor unit may differ 
from some models

102 

mm 

or more

1

8 m to 2

3 m from the 

À

oor is recommended

clear *2

100 mm 

or more

100 mm 

or more

200/500 mm *3 

or more

Air inlet

Air outlet

Outdoor unit installation

(LN25, 35, 50/50HZ, 60)

40 mm

2

10 mm × 21 mm slot

800/840 mm

150/175 

mm

500 mm

344

5/390 mm

285/330 mm

304

325/

349

371 mm

*2 100/500 mm or more when front and 

sides of unit are clear

Note:

*1 Place indoor/outdoor unit connecting wire (A) and 

power supply cord (K) at least 1 m away from the TV 
antenna wire

After the leak test, apply insulating material tightly 
so that there is no gap

 WARNING

To avoid risk of 

¿

re, embed or protect the refrigerant piping. 

External damage on the refrigerant piping can be cause of 

¿

re.

(12)

(I)

PARTS TO BE PROVIDED AT YOUR SITE

(A) Indoor/outdoor unit connecting wire*1

1

(

%

) Extension pipe

1

(C) Wall hole sleeve

1

(

'

) Wall hole cover

1

(E) Pipe 

¿

xing 

E

and

2 to 5

(F) Fixing screw for (E) 4 × 20 mm

2 to 5

(G) Piping tape

1

(

+

) Putty

1

(I)

'

rain hose 

(or soft PVC hose, 15 mm inner 
diameter or hard PVC pipe VP16)

1 or 2

(J) Refrigeration oil

1

(K) Power supply cord*1

1

ACCESSORIES

Check the following parts 

E

efore installation

<Indoor unit>

(1) Installation plate

1

(2)

Installation plate 

¿

xing screw 

4 × 25 mm

5

(3) Wireless remote controller

1

(4)

Felt tape 
(For left or left

rear piping)

1

(5) Remote controller holder

1

(6)

Fixing screw for (5) 3

5 × 16 mm 

(

%

lack)

2

(7) Corner 

E

ox R 

4

(8) Corner 

E

ox L 

4

(9)

%

attery (AAA) for (3)

2

(10) Air cleaning 

¿

lter

1

(11) Air purifying device

1

<Outdoor unit>

(12)

'

rain socket (VG type only)

1

Air inlet

(LN25, 35, 50/50

+

Z, 60)

(LN25, 35, 50/50

+

Z, 60)

*3 When any 2 sides of left, right and 

rear of unit are clear

*4 The manufacturing year and month 

is indicated on the spec name plate

60

 mm or more/ 

150

 mm or more for 

left and left 

E

ack piping 

(using spacer)

101 m

or more

111 

mm 

or more

350 mm 

or more

Note:

Install the unit horizontally

'

o not use drain socket (12) in cold regions

 

'

rain may freeze and make the 

fan stop

The outdoor unit produces condensate during the heating operation

 Select 

the installation place to ensure to prevent the outdoor unit and/or the grounds 
from 

E

eing wet 

E

y drain water or damaged 

E

y frozen drain water

Drain piping for outdoor unit 
<VG type only>

‡

 Provide drain piping 

E

efore indoor and outdoor pip

ing connection

 

‡

 Connect drain hose (I) I

'

15 mm as shown in the 

illustration

‡

 Make sure to provide drain piping with a downhill 

grade for easy drain 

À

ow

%

e sure to use wall hole sleeve (C) 

to prevent indoor/outdoor connect

ing wire (A) from contacting metal 
parts in the wall and to prevent 
damage 

E

y rodents in case the 

wall is hollow

Indoor unit

Wall hole 
sleeve (C)

Cut off the 
extra length

Pipe 

¿

xing 

E

and (E)

Wall hole cover (

'

)

Fixing screw (F)

Seal the wall hole 
gap with putty (

+

)

Fix the pipe to wall 
with pipe 

¿

xing 

E

and 

(E)

This indoor unit is equipped with the 

E

uilt

in Wi

Fi interface

 WARNING

To avoid risk of 

¿

re, 

À

are connection should be installed outdoors.

Reusable mechanical connectors and 

À

ared 

M

oints are not allowed 

indoors.

IMPORTANT NOTES  

 

         

‡

 Units 

should 

E

e installed 

E

y licensed contractor according to local code 

requirements

‡

  To comply with the requirements of Australian standard AS/NZS 3000 

electrical installations (wiring rules), the electrical wiring required 

E

etween 

the indoor and outdoor units must 

E

e installed 

E

y a licenced electrical 

contractor

 

‡

  Check that ca

E

ling will not 

E

e su

E

ject to wear, corrosion, excessive pres

sure, vi

E

ration, sharp edges or any other adverse environmental effects

 

The check shall also take into account the effects of aging or continual 
vi

E

ration from sources such as compressors or fans

 

 

         

Summary of Contents for MSZ-LN25VG

Page 1: ...ply plug replace it Attach the electrical cover to the indoor unit and the service panel to the outdoor unit securely If the electrical cover of the indoor unit and or the service panel of the outdoor unit are not attached securely it could result in a re or an electric shock due to dust water etc When installing relocating or servicing the unit make sure that no substance other than the speci ed ...

Page 2: ...nd If the outdoor unit is exposed to a wind during defrosting the defrosting time will Ee longer Where airÀow is good and dustless Where rain or direct sunlight can Ee avoided as much as possiEle Where neighEours are not annoyed Ey operation sound or hot or cool air Where rigid wall or support is availaEle to prevent the increase of operation sound or viEration Where there is no risk of comEustiEl...

Page 3: ...r purifying device 1 Outdoor unit 12 rain socket VG type only 1 Air inlet LN25 35 50 50 Z 60 LN25 35 50 50 Z 60 3 When any 2 sides of left right and rear of unit are clear 4 The manufacturing year and month is indicated on the spec name plate 60 mm or more 150 mm or more for left and left Eack piping using spacer 101 mm or more 111 mm or more 350 mm or more Note Install the unit horizontally o not...

Page 4: ... pipe Fig 3 o not make drain piping as shown Eelow o not raise Accumulated drain water Air Waving Water leakage Water leakage Water leakage Tip of drain hose dipped in water itch At least 50 mm gap ownward slope rain hose Soft hose I 15 mm rain hose ard vinyl chloride pipe I 30 mm Insert securely ifferent diameter joint 70 cm or more Fig 1 Fig 2 Fig 3 For future servicing give extra length to the ...

Page 5: ...e 1 part aEout 90 degrees around the hinge point you have just created to put the parts together 3 Press the Ease of portion with the mark to snap into place When changing the part disassemEle Ey moving the part in a reverse direction The parts that were not used may Ee necessary in the future if the air conditioner is relocated so ask customers to keep those parts 4 Attach the assemEled corner Eo...

Page 6: ...he unit securely connect the refrigerant pipes before starting the compressor 3 1 CONNECTING WIRES FOR OUTDOOR UNIT 1 Open the service panel 2 Loosen terminal screw and connect indoor outdoor unit connecting wire A from the indoor unit correctly on the terminal Elock e careful not to make mis wiring Fix the wire to the terminal Elock securely so that no part of its core is appeared and no external...

Page 7: ...he unit with the E O SW or the remote controller Eefore turning off the power supply Not doing so will cause the unit to start operation automatically when power supply is resumed To the user After installing the unit make sure to explain the user aEout auto restart function If auto restart function is unnecessary it can Ee deactivated Consult the service representative to deactivate the function ...

Page 8: ... the pressure gauge shows 0 05 to 0 MPa Gauge approx 0 5 to 0 kgf cmð 6 Stop the emergency COOL operation Press the E O SW several times until all LE lamps turn off Refer to operating instruc tions for details 6 RELOCATION AND MAINTENANCE When pumping down the refrigerant stop the compressor before disconnecting the refrigerant pipes The compressor may burst if air etc get into it WARNING 6 2 REMO...

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