Mitsubishi Electric MSZ-LN18VG Installation Manual Download Page 2

1-2. SELECTING THE INSTALLATION LOCATION

1-3. SPECIFICATIONS

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 WARNING

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MSZ-LN25/35VG: 1.7 m²
MSZ-LN50VG: 2.5 m²
MSZ-LN50VGHZ/60VG: 3.9 m²

When the indoor unit is connected to the multi type outdoor unit of R32 
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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.

 

Summary of Contents for MSZ-LN18VG

Page 1: ... the indoor unit and the service panel to the outdoor unit securely When installing relocating or servicing the unit make sure that no substance other than the speci F 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 1 F A035F Use appropriate tools and pi...

Page 2: ...allation Service Manual for New Refrigerant System INDOOR UNIT Q 0 Q 9 67 73 Q0 A Q6 9 F Q7 4 Q Q3 3 0 A 3 R a 3 Q5 b 67 Q 4 CAUTION Install an earth leakage breaker depending on the installation place Perform the drainage piping work securely ac cording to the installation manual the outdoor unit Do not install the outdoor unit where small ani mals may live Do not operate the air conditioner duri...

Page 3: ...0 57 00 0 6F0 7 06 F03 Q 7 Note Q 1 S WARNING PARTS TO BE PROVIDED AT YOUR SITE Q 1 4 1 1 C 1 1 7 6 R 7 1 1 1 1 C 1 7 1 1 2 1 S 1 Q 1 ACCESSORIES U V 1 6 R 7 7 0 1 6 F 1 7 6 6 3 4 0 5 1 1 U V C 1 A 7 07 7 7 W A 7 07 7 7 W Q0 Q6 IMPORTANT NOTES 7 07 Note X C C X 8 X Drain piping for outdoor unit VG type only 1 F C 7 4 F 1 C 8 F F ...

Page 4: ...7 3 0 2 3 CONNECTING WIRES FOR INDOOR UNIT D 0 1 6 F 4 F 7 8 A 2 INDOOR UNIT INSTALLATION Rear right or downward piping 1 F 0 6 Drain Piping F 0 C C C 7 C C 8 C 7 C C 0 C 3 0 C 4 F Note C C F Z 7 7F3 Z 7 111 7 Q 8 7 07 S1 S2 S3 S1 S2 S3 6 1 C C C C C 0 6 7 1 6 6 0 9 6 1 0 1 6 1 0 F 7 6 3 7 5 4 Left or left rear piping Note 4 F 6 1 Q Q ...

Page 5: ...2 5 ASSEMBLING OF CORNER BOX 0 1 6 7 A 4 h A 4 h S S ...

Page 6: ...Z 7 55 7 5E 30 7 35 6 37 5 9 4 A 6 0 8 F C 7 3 OUTDOOR UNIT INSTALLATION WARNING When installing the unit securely connect the refrigerant pipes before starting the compressor 3 1 CONNECTING WIRES FOR OUTDOOR UNIT 4 F 0 6 S 7 S 4 07 7 Power supply cord K Outdoor unit connection 3 4 INSULATION AND TAPING 0 9 8 F Power supply cord K Power supply cord K F U A 7 07V U A7 V U A7 W V ...

Page 7: ... 5 Q6 7 0 X 7 6 7 a 1 d e a3 8 f9 C Caution 8 A To the user 4 PURGING PROCEDURES LEAK TEST AND TEST RUN 1 0 6 8 F 4 4 SETTING THE INSTALLATION POSITION 4 Installation position b C 7 b C 7 b C 7 Note b 8 b g g 0 1 4 5 EXPLANATION TO THE USER 9 1 A A8 9 A8 1 A A8 9 A8 WARNING risks before opening the stop valves 3 5 F0 4 4 3 AUTO RESTART FUNCTION ...

Page 8: ...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 F Removal procedure 1 0 Installation procedure 4 2 3 1 Hold the panel with your hand while detaching it to avoid injury CAUTION 5 CONNECTION SETUP OF THE Wi Fi INTERFACE F 8 91 f9 S A 9 C 1 A A8 9 A8 ...

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