Mitsubishi Electric MXZ-2F33VF3 User manual

Split-type Air-Conditioner

MXZ-2F33VF3

MXZ-2F42VF3

MXZ-2F53VF(H)3

English

INSTALLATION MANUAL

FOR INSTALLER

ENGLISH

WARNING

(Could lead to death, serious injury, etc.)

MEANINGS OF SYMBOLS DISPLAYED ON INDOOR UNIT AND/OR OUTDOOR UNIT

WARNING

1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY

1. BEFORE INSTALLATION

Do not install the unit by yourself (user).

Perform the installation securely referring to the installation manual.

When installing the unit, use appropriate protective equipment and tools

for safety.

Failure to do so could cause injury.

Install the unit securely in a place which can bear the weight of the unit.

Do not connect other electrical appliances to the circuit.

screws.

Be sure to cut off the main power in case of setting up the indoor P.C.

board or wiring works.

Failure to do so could cause electric shock.

wires, or use intermediate connection.

cord and do not connect many devices to one AC outlet.

work.

When plugging the power supply plug into the outlet, make sure that there

is no dust, clogging, or loose parts in both the outlet and the plug. Make

sure that the power supply plug is pushed completely into the outlet.

Attach the electrical cover to the indoor unit and the service panel to the

outdoor unit securely.

When installing, relocating, or servicing the unit, make sure that no sub-

circuit.

Do not discharge the refrigerant into the atmosphere. If refrigerant leaks

during installation, ventilate the room. Check that the refrigerant does not

leak after installation has been completed.

Use appropriate tools and piping materials for installation.

When pumping down the refrigerant, stop the compressor before discon-

necting the refrigerant pipes.

or injury.

When installing the unit, securely connect the refrigerant pipes before

starting the compressor.

The unit shall be installed in accordance with national wiring regulations.

Earth the unit correctly.

Be sure to install an earth leakage breaker.

remove all of the refrigerant from the air conditioner and ensure that the

area is well-ventilated.

Do not use means to accelerate the defrosting process or to clean, other

than those recommended by the manufacturer.

The appliance shall be stored in a room without continuously operating

or an operating electric heater).

Do not pierce or burn.

Be aware that refrigerants may not contain an odour.

Pipe-work shall be protected from physical damage.

The installation of pipe-work shall be kept to a minimum.

Compliance with national gas regulations shall be observed.

Keep any required ventilation openings clear of obstruction.

Do not use low temperature solder alloy in case of brazing the refrigerant

pipes.

The appliance shall be stored in a well-ventilated area where the room

Servicing shall be performed only as recommended by the manufacturer.

leakage.

Required Tools for Installation

Scale

Utility knife or scissors

CONTENTS

............................................................1

...............................................

...............................

.........9

......................................................................

This manual only describes the installation of outdoor unit.

When installing the indoor unit, refer to the installation manual of indoor unit.

Outdoor Noise level

Rated Breaker Indoor/outdoor indoor unit / for indoor unit / for

15 A

49 dB (A)

44 dB (A)

51 dB (A)

CAUTION

Install an earth leakage breaker depending on the installation place.

Perform the drainage/piping work securely according to the installation

manual.

This could cause injury.

Do not install the outdoor unit where small animals may live.

the unit clean.

Do not operate the air conditioner during interior construction and

A , B UNIT

1-4. SELECTING THE INSTALLATION LOCATION

•

the air outlet side of the outdoor unit.

•

1-4-1. Minimum installation area for Outdoor units

1.5

4.5

5.5

1.5 4.5

15.5

4.5

5.5

Cassette

Only for MFZ

4.15

4.54

1-5. INSTALLATION DIAGRAM

Outdoor unit installation

Air inlet

Air outlet

1-6. DRAIN PIPING FOR OUTDOOR UNIT

WARNING

ACCESSORIES

(1) 1

PARTS TO BE PROVIDED AT YOUR SITE

(A) 1

(B) 1

(E) 1

(F) Extension drain hose 1

(G)

(H) Putty 1

(I)

UNIT UNIT

or dust.

other refrigerant and do not allow air to remain in the lines.

hazards.

this could lead to a serious impediment to securing product safety.

Thickness

Nut Clutch Clutch

Tilted Uneven Burred

Good

Burr

around

scratches.

Flare nut

5) Check

indoor units.

Indoor unit: other

WARNING

When installing the unit, securely connect the refrigerant pipes before

starting the compressor.

CAUTION

When there are the ports which are not used, make sure their nuts are

tightened securely.

4-1. PURGING PROCEDURES AND LEAK TEST

initial state.)

for GAS

Handle

control valve

Service

Body

Control

valve

• )

valve

Indoor

unit

Electronic scale for

Indoor

unit

Union

Union Outdoor

unit

4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN

WARNING

hazards or ignition risks before opening the stop valves.

This manual suits for next models

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