Mitsubishi MFZKJ09NA-U1 User Manual

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1-4.INSTALLATIONDIAGRAM

ACCESSORIES

Check the following parts before installation.

(1) Drain hose *1 1

(2) Remote controller holder 1

(3) Screws for (2) 3.5 × 16 mm (Black) 2

(4) Pipe cover 1

(5) Band 2

(6) Battery (AAA) for (12) 2

(7) Indoor unit mounting bracket 1

(8)

Fixing screws for (7) 4 × 25 mm

(9) Woodscrewforindoorunitxation 4

(10) Washer of (9) 4

(11)

Felt tape (For left or left-rear piping)

(12) Wireless remote controller 1

Note:

*1 The Drain hose is connected to the unit.

FIELD-SUPPLIED PARTS

(A) Indoor/outdoor unit connecting wire *2 1

(B) Extension pipe 1

(D) Wall hole cover 1

(E) Pipexingband 2 to 5

(F) Fixing screw for (E) 4 × 20 mm 2 to 5

(G) Piping tape 1

(H) Putty 1

(J)

Drain hose

(or soft PVC hose, 19/32 in. (15 mm) in-

ner diameter or hard PVC pipe VP16)

(K) Refrigeration oil 1

(L) Power supply cord *2 1

Units should be installed by licensed contractor

according to local code requirements.

After the leak test, apply

insulating material tightly so

that there is no gap.

When the piping is to be at-

tached to a wall comprised of

tin plate or metal netting, use

chemically treated wooden

piece 25/32 in. (20 mm) or

thicker between the wall and

the piping, or wrap insulation

vinyl tape 7 to 8 turns around

the piping.

To use existing piping, perform

COOL operation for 30 min-

utes and pump down before

removing the old air condi-

tioner.Remake are accord-

ing to the dimension for new

refrigerant.

(L)

(J)

4 in. (100 mm)

or more

14 in. (350 mm)

or more

8 in. (200 mm) *4

or more

4 in. (100 mm)

or more

Unit: inch Unit: mm

31-1/2

19-11/16

Air inlet

Air outlet

13-9/16

11-1/4

2-3/8

13/16

slot

12~12-3/4

1-9/16

800

500

Air inlet

Air outlet

2-10

21 slot

344.5

285

150

304~325

5-15/16

(J)

(L)

Unit: inch Unit: mm

4 in. (100 mm)

or more

4 in. (100 mm)

or more

14 in. (350 mm)

or more

20 in. (500 mm) *6

or more

Drain piping for outdoor unit

Install the unit horizontally.

Do not use drain socket in cold regions. Drain 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 being wet by drain water or damaged by frozen drain water.

33-1/16

13-3/4~14-5/8

19-11/16

Air inlet

6-7/8

15-3/8

Air outlet

2-3/8 × 13/16 slot

1-9/16 40

840

175 500

Air inlet

390

330

349~371

Air outlet

2-10 × 21 slot

clear *3

*3 4 in. (100 mm) or more when front

and sides of unit are clear

*4 When any 2 sides of left, right

and rear of unit are clear

clear *5

*5 20 in. (500 mm) or more when front

and sides of unit are clear

*6 When any 2 sides of left, right

and rear of unit are clear

Obstacles above

It’s possible to

install an obstacle

to the following

area.

Use the wall hole sleeve (C) to prevent

indoor/outdoor connecting wire (A) from

contacting metal parts in the wall and

to protect the wiring from rodents.

Indoor

unit

Wall hole

sleeve (C)

Cut off the

extra length.

Pipe attachment

strap (E)

Wall hole cover (D)

Seal the wall hole

gap with putty (H).

Attach the pipe

to wall with pipe at-

tachment strap (E).

Attachment screw (F)

Note:

*2 Place indoor/outdoor unit connecting wire (A) and power supply cord (L) at least 3 ft. (1 m) away from the TV antenna wire.

Note:

• The dimensions indicated in the arrows (

) above

show the required space to guarantee performance of

the air conditioner. Install the outdoor unit where the

maximum possible space can be provided, considering

later relocation, services, or repairs.

• Thecooling/heatingperformanceandtheefciencyof

power usage may fall about 10% at the place where short

cycle is likely occur due to poor ventilation. Installing the

air outlet guide (optional) can improve performances.

• If air from the outlet blows against the wall, it may cause

stains on the wall.

Do not take in the outlet air

discharged by other units directly.

15-3/4 in. or more

(400 mm or more)

39-3/8 in. or more

(1000 mm or more)

6 in. (150 mm) or

belowfromtheoor

4 in. (100 mm)

or more

No obstruction

4 in. (100 mm)

or more

1-37/64 in.

(40 mm) or

less

30° or less

1-49/64 in. (45 mm) or more

RG79Y918H02_en.indd 3 2019/05/10 8:54:03

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Mitsubishi MFZKJ09NA-U1 M-Series 9,000 BTU Floor-Mounted Indoor Unit

User Manual - Page 4