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JG79A087H01

SPLIT-TYPE AIR CONDITIONERS
Models

MS-GD80VB
MSH-GD80VB   Series

[FLARE CONNECTION TYPE]

English

INSTALLATION MANUAL

1.  THE FOLLOWING SHOULD ALWAYS BE 

OBSERVED FOR SAFETY

HFC

utilized

R410A

  Please provide an exclusive circuit for the air conditioner and make sure that no 

other electrical appliances are connected to it.

  Be sure to read “THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR 

SAFETY” before installing the air conditioner.

  Be sure to observe the cautions specifi ed here as they include important items 

related to safety.

  The indications and meanings are as follows.

 WARNING

Could lead to death, serious injury, etc.

 CAUTION

Could lead to serious injury in particular environments when operated incorrectly.

  After reading this manual, be sure to keep it together with the OPERATING 

INSTRUCTIONS in a handy place on the customer’s site.

 WARNING

Q

  Do not install the unit by yourself (customer).

Incomplete installation could cause injury due to fi re, electric shock, the unit 
falling or leakage of water. Consult the dealer from whom you purchased the 
unit or special installer.

Q

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

When installed in an insuffi cient strong place, the unit could fall causing injury.

Q

  Use the specifi ed wires to connect the indoor and outdoor units securely 

and attach the wires fi rmly to the terminal block connecting sections so 
the stress of the wires is not applied to the sections.

Incomplete connecting and fi xing could cause fi re.

Q

  Do not use intermediate connection of the power cord or the extension 

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

It could cause a fi re or an electric shock due to defective contact, defective 
insulation, exceeding the permissible current, etc.

Q

  Check that the refrigerant gas do not leak after installation has 

completed.

 

If refrigerant gas leaks indoors, and comes into contact with the fi re of a fan 
heater, space heater, stove, etc., harmful substances will be generated.

Q

  Perform the installation securely referring to the installation manual.

 

Incomplete installation could cause a personal injury due to fi re, electric 
shock, the unit falling or leakage of water.

Q

  Perform electrical work according to the installation manual and be sure 

to use an exclusive circuit.

If the capacity of the power circuit is insuffi cient or there is incomplete 
electrical work, it could result in a fi re or an electric shock.

Q

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

outdoor unit securely.

If the electrical cover in the indoor unit and/or the service panel in the outdoor 
unit are not attached securely, it could result in a fi re or an electric shock due 
to dust, water, etc.

Q

  Be sure to use the part provided or specifi ed parts for the installation 

work.

The use of defective parts could cause an injury or leakage of water due to a 
fi re, an electric shock, the unit falling, etc.

Q

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

electronic control P.C. board or wiring works.

It could cause an electric shock.

Q

  The appliance shall be installed in accordance with national wiring 

regulations.

Q

  When installing or relocating the unit, make sure that no substance 

other than the specifi ed refrigerant (R410A) enters the refrigerant circuit.

 

Any presence of foreign substance such as air can cause abnormal pressure 
rise or an explosion.

Q

  Earth the unit.

 

Do not connect the earth to a gas pipe, water pipe, lightning rod or telephone 
earth. Defective earthing could cause an electric shock.

 CAUTION

Q

  Do not install the unit in a place where an infl ammable gas leaks.

 

If gas leak and accumulate in the area surrounding the unit, it could cause an 
explosion.

Q

  Install an earth leakage breaker depending on the installation place 

(Where it is humid).

 

If an earth leakage breaker is not installed, it could cause an electric shock.

Q

  Perform the drainage/piping work securely according to the installation 

manual.

 

If there is a defect in the drainage/piping work, water could drop from the unit 
and household goods could be wet and damaged.

Q

 Fasten a fl are nut with a torque wrench as specifi ed in this manual.

 

When fastened too tight, a fl are nut may broken after a long period and cause 
a leakage of refrigerant.

2.  SELECTING THE INSTALLATION LOCATION

2-1 INDOOR UNIT

 Where airfl ow is not blocked.

  Where cool air spreads over the entire room.

  Maximum refrigerant piping length between indoor unit and outdoor unit is 30 m 

and the difference of height of both units is 15 m.

  Rigid wall without vibration.

  Where it is not exposed to direct sunshine.

  Where easily drained.

  At a distance 1 m or more away from your TV and radio. Operation of the air 

conditioner interferes with radio or TV reception in areas where reception is weak. 
An amplifi er may be required for the affected device.

  In a place as far away as possible from fl uorescent and incandescent lights (so 

the infrared remote control can operate the air conditioner normally).

  Where the air fi lter can be removed and replaced easily.

2-2 OUTDOOR UNIT

  Where it is not exposed to strong wind.

 Where airfl ow is good and dustless.

  Where it is not exposed to rain and direct sunshine.

  Where neighbours are not annoyed by operation sound or hot air.

  Where rigid wall or support is available to prevent the increase of operation sound 

or vibration.

  Where there is no risk of combustible gas leakage.

  When installing the unit at a high level, be sure to fi x the unit legs.

  Where it is at least 3 m away from the antenna of TV set or radio. Operation of the 

air conditioner interferes with radio or TV reception in areas where reception is 
weak. An amplifi er may be required for the affected device.

  Install the unit horizontally.

  Please install it in an area not affected by snowfall or blowing snow. In areas with 

heavy snow, please install a canopy, a pedestal and/or some baffl e boards.

Note:

It is advisable to make a piping loop near outdoor unit so as to reduce vibration 
transmitted from there.

 CAUTION

Avoid the following places for installation where air conditioner trouble is liable to occur.

 Where fl ammable gas could leak.

  Where there is much machine oil.

  Salty places such as the seaside.

 Where sulfi de gas is generated such as a hot spring.

  Where there is high-frequency or wireless equipment.

2-3  WIRELESS REMOTE CONTROLLER MOUNTING

  Place of mounting

•  Where it is easy to operate and easily visible.
•  Where children can not touch.

 Mounting

 

Select a position about 1.2 m above the fl oor, check that signals from the remote 
controller are surely received by the indoor unit from that position (‘beep’ or ‘beep-
beep’ receiving tone sounds). After that, attach remote controller holder 

3

 to a 

pillar or wall and set the wireless remote controller 

6

.

In rooms where inverter type fl uorescent lamps are used, the signal from the 
wireless remote controller may not be received.

Содержание MS-GD80VB

Страница 1: ...such as air can cause abnormal pressure rise or an explosion Q Earth the unit Do not connect the earth to a gas pipe water pipe lightning rod or telephone earth Defective earthing could cause an electric shock CAUTION Q Do not install the unit in a place where an inflammable gas leaks If gas leak and accumulate in the area surrounding the unit it could cause an explosion Q Install an earth leakage ...

Страница 2: ...ndoor and outdoor units Be careful not to crush or bend the pipe in pipe bending Limits MS H GD80 Pipe length 30 m max Height difference 15 m max No of bends 10 max Refrigerant adjustment If pipe length exceeds 7 m additional refrigerant R 410A charge is required The outdoor unit is charged with refrigerant for pipe length up to 7 m Pipe length Up to 7 m No additional charge is required Exceeding ...

Страница 3: ...e front panel 2 Remove one screw holding the electrical cover then remove the cover 3 Remove the VA clamp and the cord clamp 4 Pass the indoor outdoor unit connecting wire from the back of the indoor unit and process the end of the wire then connect it to the terminal block 5 Replace the fixture and electrical cover securely Indoor terminal block ELECTRICAL COVER Fixing screws Securely push the wir...

Страница 4: ...ain hose is not heaved or snaked Do not pull the hose to apply the tape When the drain hose passes the room be sure to wrap insulation material obtainable at a store around it Wrap the felt tape 7 around the pipe and the drain hose then put the pipe in the back space of the indoor unit Drain hose Be careful drain hose is not heaved Cut off in case of right piping Cut off in case of downward piping...

Страница 5: ...ose should point downward for easy drain flow Fig 1 Do not make drain piping as shown in Fig 2 to 5 INDOOR UNIT INSTALLATION Insert the drain hose into the wall hole sleeve C and hook the upper part of indoor unit on the installation plate 1 Then move the unit to the very edge of the left side for putting the piping easily in the back space of the indoor unit After that cut the part of packing mate...

Страница 6: ...R410Ahas high pressures beyond the measurement range of existing gauges Port diameters have been changed to prevent any other refrigerant from being charged into the unit Charge hose No Hose material and cap size have been changed to improve the pressure resistance Gas leak detector No Dedicated for HFC refrigerant Torque wrench Yes 1 4 No 1 2 and 5 8 Flare tool Yes Clamp bar hole has been enlarge...

Страница 7: ...rm test run in the following procedure 6 3 PIPE CONNECTION Note Fasten a flare nut with a torque wrench as specified in the table below When fastened too tight a flare nut may broken after a long period and cause a leakage of refrigerant 1 Indoor unit connection Connect both liquid and gas pipings to indoor unit Apply a thin coat of refrigeration oil J on the seat surface of pipe For connection first ...

Страница 8: ...the gas cylinder with warm water under 40 C during cold season But never use naked fire or steam 1 Remove the screw caps 2 Remove three screws 3 Pull the bottom Hold this concave section and pull the bottom forward to remove the front panel 4 Release the hooks Push Go down Square hole 5 Push Horizontal vane 3 2 4 1Point the horizontal vane slightly downward Union Indoor unit Liquid pipe Gas pipe St...

Страница 9: ...nks Model Number MS GD80VB MS GD80_Instruction_Book_ JG79A086H01 MS GD80_Declaration_of_Conformity_ CE2010B01 MS GD80_Installation_Manual_ JG79A087H01 MS GD80_Parts_Catalog_ OBB511 MS GD80_Service_Manual_ OBH511A ...

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