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Mitsubishi Electric MSZ-AP25VG Installation Manual

MSZ-AP42VG\ MSZ-AP25VGK\ MSZ-AP35VG\ MSZ-AP35VGK\ MSZ-AP42VGK\ MSZ-AP50VG\ MSZ-AP50VGK\ MUZ-AP25VG\ MUZ-AP25VGH\ MUZ-AP35VG\ MUZ-AP35VGH\ MUZ-AP42VG\ MUZ-AP42VGH\ MUZ-AP50VG\ MUZ-AP50VGH\ MSZ-LN18VG\ MSZ-LN35VG\ MSZ-LN25VG\ MSZ-LN60VG\ MSZ-LN50VG\ MUZ-LN25VG\ MUZ-LN25VGHZ\ MUZ-LN35VG\ MUZ-LN35VGHZ\ MUZ-LN50VG\ MUZ-LN60VG\ MUZ-LN50VGHZ

Made by: Mitsubishi Electric
Type: Installation Manual
Category: Air Conditioner
Pages: 8
Size: 0.57 MB

 

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@A0B;?B)C'

Required Tools for Installation

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ENGLISH

REFRIGERANT

SPLIT-TYPE AIR CONDITIONERS

INSTALLATION MANUAL

Model names are indicated in 1-3.

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English is 

original.

1. BEFORE 

INSTALLATION

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

WARNING

6 %"

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659G68 ,>A,>= 6D2 ,5>=""

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" !59G68 ,>A,>= 6D2 ,5>=#,>= 8::8 ,5>H8>D8:#%

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

 ; I CG5::5$,>A=C5D:.8:$83=;G5;=G67G.56=8G 3J"

 ;"  "$<"#% " 59G68 ,>A,>= 6D2 ,5>="

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 WARNING

2#  K#

  Do not install the unit by yourself (user).

 ,  # %#

K"#%"2-

 "

E

 Perform the installation securely referring to the 

installation manual.

 ,  # %#

K"#%"

  When installing the unit, use appropriate protective 

equipment and tools for safety.

   K

  Install the unit securely in a place which can bear 

the weight of the unit.

 ," "

#" K

■ 

   
experienced electrician, according to the installation 
manual. Be sure to use an exclusive circuit. Do not 
connect other electrical appliances to the circuit.

 ,""  "

 %# 

 %

  Earth the unit correctly.

 .         #  #

 #    ."! 

  %

■ 

Do not damage the wires by applying excessive 
pressure with parts or screws.

 .   %

■ 

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

    %

  

  
the terminal block connecting sections so the stress 
of the wires is not applied to the sections. Do not 
extend the wires, or use intermediate connection.

 ,  

■ 

    
gas may leak.

 ," %  

#  

 Do not use intermediate connection of the power 

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

 ,  %"!

#"! # 

#

■ 

  
for the installation work.

     " "!       K 

%"# %#

"#

■ 

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 com-
pletely into the outlet.

 ,"  ##  

 #  %

,"  " #

■ 

Attach the electrical cover to the indoor unit and the 
service panel to the outdoor unit securely.

 ,"!"4 !

" #

  % #

#

■ 

When installing, relocating, or servicing the unit, 
make sure that no substance other than the speci-
! "#$%&! '

 8   " "         

     -

 K  ""

 "   "#

   "#   % ,   

 #    

 "

■ 

Do not discharge the refrigerant into the atmos-
phere. If refrigerant leaks during installation, ven-
tilate the room. Check that the refrigerant does not 
leak after installation has been completed.

 ," " %         

" "#% #

% !#" 9!!-

G>10?<

■ 

Use appropriate tools and piping materials for instal-
lation.

    "61 ) 6>

         

    K

■ 

When pumping down the refrigerant, stop the com-
pressor before disconnecting the refrigerant pipes.

 ,"  "       

    !! #

  "

   

  K

■ 

When installing the unit, securely connect the re-
frigerant pipes before starting the compressor.

 ,"    "" 

 !! #

  "

   

  K

■ 

*     
in this manual.

 ,"" #F%"

 "%

■ 

The unit shall be installed in accordance with na-
tional wiring regulations.

■ 

+! !  4!
equipment, completely 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 pro-
cess or to clean, other than those recommended by 
the manufacturer.

■ 

The appliance shall be stored in a room without 
continuously operating ignition sources (for exam-
5   !!    
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 install the indoor unit equipped with the Wi-Fi 

interface nearby the automatic control devices such 
     '

 ,  "

  Do not use the indoor unit equipped with the Wi-Fi 

interface nearby the medical electrical equipment 
or people who have a medical device such as a 
cardiac pacemaker or an implantable cardioverter-
 '

 ,        "  " 

E!

  This indoor unit equipped with the Wi-Fi interface 

should be installed and operated with a minimum 
distance of 20 cm between the device and the user 
or bystanders.

 


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1-2. SELECTING THE INSTALLATION LOCATION

1-3. SPECIFICATIONS

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 WARNING

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AP50VG: 1.7 m²

As for the details, please refer to the Installation Service Manual for New 
Refrigerant System.

INDOOR UNIT

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 CAUTION

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   Install an earth leakage breaker depending on the 

installation place.

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  Perform the drainage/piping work securely ac-

cording to the installation manual.

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the outdoor unit.

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  Do not install the outdoor unit where small ani-

mals may live.

 ,"    

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■ 

Do not operate the air conditioner during interior 
 ! ;!
'

 ;"#!

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 !  -

# % "

■ 

To prevent damage from static electricity, touch 
a nearby metal body to discharge static electric-
ity from yourself before touching the indoor unit 
equipped with the Wi-Fi interface.

 ="

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■ 

Do not use the indoor unit equipped with the 
Wi-Fi interface nearby other wireless devices, 
microwaves, cordless phones, or facsimiles.

 , "

 


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Outdoor unit installation

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1-4. INSTALLATION DIAGRAM

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2-1. FIXING OF INSTALLATION PLATE

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2-2. WALL HOLE DRILLING

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2-4. PIPE FORMING AND DRAIN PIPING

Pipe Forming

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Rear, right, or downward piping

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When installing the unit, securely connect the refriger-
ant pipes before starting the compressor.

3-1. CONNECTING WIRES FOR OUTDOOR UNIT

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4-1. PURGING PROCEDURES AND LEAK TEST

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4-4. EXPLANATION TO THE USER

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 WARNING

8       ? !
risks before opening the stop valves.

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4-3. AUTO RESTART FUNCTION

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6-1. REMOVING AND INSTALLING THE PANEL ASSEMBLY

6-3. PUMPING DOWN

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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. REMOVING THE INDOOR UNIT

6!"" -

6 ""

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Removal procedure

5"

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Installation procedure

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5.  CONNECTION SETUP OF THE Wi-Fi INTERFACE (VGK type only)

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