background image

D'

Required Tools for Installation

;  !
<!
?
E%"    
),
 F
$

+
"82#8+':
B""82#8+':
9"82#8+':
3 "82#8+':
;

ENGLISH

SPLIT-TYPE AIR CONDITIONERS

INSTALLATION MANUAL

Model names are indicated in 1-3.

$  #"
 ""
 

English is 

original.

1. BEFORE 

INSTALLATION

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

WARNING

8 %"

    G"
.""%  #"   %"

87;H8: .@B.@? 8E3 .7@?""

?! F"7;H8: .@B.@? 8E3 .7@?.@? :<<: .7@I:@E:<"

" !7;H8: .@B.@? 8E3 .7@?#.@? :<<: .7@I:@E:<#%

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

 = J DH7<<7$.@B?D7E</:<$:5?=H7=?H89H/78?:H 5K"
 =  !      "
 :" # %7;H8: .@B.@? 8E3 .7@?"""

 WARNING

3#  L#

  Do not install the unit by yourself (user).

.  # %#
L"#%"3-
 "
F

 Perform the installation securely referring to the 

installation manual.

.  # %#
L"#%"

  When installing the unit, use appropriate protective 

equipment and tools for safety.

  L

  Install the unit securely in a place which can bear 

the weight of the unit.

." "
#" L

■ 

   
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.

    " "!       L 
% "     #    %# 
"#

■ 

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.

."!"6 !
" #
  % #
#

■ 

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

:   " "         
     -
 L  ""
 "   "#
   "#   % .   
 #    
 "

■ 

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.

." " %         
" "#% #
% !#" ;!!-
H@21M>

■ 

Use appropriate tools and piping materials for instal-
lation.

   "82 ) 8@
         
    L

■ 

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

."  "       
    !! #
  "
   
  L

■ 

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

."    "" 
 !! #
  "
   
  L

■ 

*     
in this manual.

."" #G%"
 "%

■ 

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

■ 

+! !  0!
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-
4   !!    
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.

 CAUTION

3  L!

   Install an earth leakage breaker depending on the 

installation place.

."%%  # 
 %

  Perform the drainage/piping work securely ac-

cording to the installation manual.

." "6%#
"# % 
 

  

the outdoor unit.

   L

  Do not install the outdoor unit where small animals 

may live.

."    
# "# %  #
: #!  %

■ 

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

="#!
 "   %   " 7 #  
 !  -
# % "

REFRIGERANT

Summary of Contents for MSZ-EF18VG

Page 1: ...lug is pushed com pletely into the outlet Attach the electrical cover to the indoor unit and the service panel to the outdoor unit securely 6 When installing relocating or servicing the unit make sure that no substance other than the speci L 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 af...

Page 2: ... type outdoor unit of R32 As for the details please refer to the Installation Service Manual for New Refrigerant System INDOOR UNIT N 3 2 N E H3 1 N2 N E N N 8 N1 1 82 F F 1 f h 1 NM j D NC H 1 3 SPECIFICATIONS H 2 6H I 62 I 6 I N N 8 L N1 6 NM NC M I N N N2 N I N1 7 8 9 F 6 B 6 F I H M9B 6 6 I H 9B 6 6 2 9 D 0C 6 2 M I H 9B 6 6 IE H 9B D 2 MM I H 2 9B 6 6 IE H 2 9B D I H 9B 6 6 IE H 9B 2 I H 9B 6...

Page 3: ...OVIDED AT YOUR SITE 6 N H 3 H F H G D Putty I 93 93 9 J 8 O N ACCESSORIES 3 W X 3 2 9B 7 W7 X M 9B N2 N IMPORTANT NOTES E F 3 L Note M 6 Drain piping for outdoor unit VG type only 3 I G 3 6 3 3 H D H Outdoor unit installation M 2 M 2 2 WARNING 6 1 2 79 6 22 6 N2 N 1 N M G E 2 ...

Page 4: ...NIT INSTALLATION Rear right or downward piping B 3 2 3 Drain Piping G 2 drain water Water leakage Water leakage Water leakage in water D 2 Insert securely L 1 2 I I 6 Note Wall 7 side 0 1 6 wire 7 H 6 S1 S2 S3 S1 S2 S3 B 3 2 62 E D 2 D 2 3 L 3 1 3 M 3 C Left or left rear piping Note 7 F B 6 B 3 3 3 0 1 mm 1 mm 79 6 22 6 3 Wall Wall Insert the N scale with N N 6 9 2 CAUTION completes ...

Page 5: ...0 MM 6MK C 12 1M 1 M 3 B E 3 2 H Inside is shin Flare nut 3 OUTDOOR UNIT INSTALLATION 3 WARNING When installing the unit securely connect the refriger ant pipes before starting the compressor 3 1 CONNECTING WIRES FOR OUTDOOR UNIT 7 6 2 3 O 6 O 3 I I 6 2 Power supply cord K Outdoor unit connection 3 L F F 3 4 INSULATION AND TAPING 3 L 2 E B B 3 WH 2 X WH X 6 Power supply cord K 6 the cable tie in t...

Page 6: ... Caution H 7 To the user 3 8 4 PURGING PROCEDURES LEAK TEST AND TEST RUN Pressure gauge 82 8 3 I 4 4 EXPLANATION TO THE USER E 7 H8 B 8E3 7 8 7 H8 B 8E3 7 WARNING 6 9 risks before opening the stop valves 1 F 7 M 8 2 F 7 C 4 3 AUTO RESTART FUNCTION F 8 4 2 TEST RUN 6 H 7 377 DH 2 6 3 2 H 7 H 8 Checking the remote infrared signal reception 7 67 2 7 67 7 2 H H 7 ...

Page 7: ... I qB v 6 z 377 H 7 H 8 5 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 5 2 REMOVING THE INDOOR UNIT 8 Removal procedure E in and 8 2 8 Installation procedure 2 3 3 3 3 E E ...

Page 8: ... DH 7 3Hj 7O57 E B 1 2 I 8E 7E3D 3D 57 OE 7O57 M2 A ...

Page 9: ...GB MSZ EF25 50VG MUZ EF25 50VG Declaration of Conformity CE2019B01 MSZ EF25 50VG MUZ EF25 50VG Installation Manual JG79J334H01 MSZ EF25 50VG Operation Manual JG79Y508H01 MSZ EF25 50VG Parts List OBB831 MSZ EF25 50VG Service Manual OBH831 ...

Reviews: