Mitsubishi Electric MS-GF50VA Installation Manual

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INSTALLATION MANUAL
1. BEFORE INSTALLATION
1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY
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■ Do not install the unit by yourself (user).
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■ Perform the installation securely referring to the installa-
tion manual.
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■ When installing the unit, use appropriate protective equip-
ment and tools for safety.
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■ Install the unit securely in a place which can bear the
weight of the unit.
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rienced electrician, according to the installation manual.
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electrical appliances to the circuit.
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■ Earth the unit correctly.
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with parts or screws.
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■ Be sure to cut off the main power in case of setting up the
indoor P.C. board or wiring works.
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block connecting sections so the stress of the wires is
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use intermediate connection.
■ Install an earth leakage breaker depending on the instal-
lation place.
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■ Perform the drainage/piping work securely according to
the installation manual.
1-2. SELECTING THE INSTALLATION LOCATION
INDOOR UNIT
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‡ Where it is not exposed to direct sunshine. Do not expose to direct
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descent lights.
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REMOTE CONTROLLER
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pillar or wall and install wireless remote controller.
1-3. SPECIFICATIONS
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Indoor unit Outdoor unit
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*1 Connect to the power switch which has a gap of 3 mm or more
when open to interrupt the source power phase. (When the
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Model names are indicated in 1-3.
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may leak.
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could cause an explosion.
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one AC outlet.
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the installation work.
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■ 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.
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■ Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
If the electrical cover of the indoor unit and/or the service panel
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■ When installing, relocating, or servicing the unit, make
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(R410A) enters the refrigerant circuit.
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outdoor unit.
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Note:
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OUTDOOR UNIT
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air.
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unit legs.
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Rated Volt- %UHDNHU
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age FDSDFLW\
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charge is required. (No additional charge is required for pipe
length less than 7.5 m.)
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Phillips screwdriver
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Scale
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75 mm hole saw
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Wrench (or spanner)
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CAUTION
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Pipe size
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Indoor/outdoor
Gas / Liquid
connecting wire
ø12.7 / 6.35 mm
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3-core 4-core ø15.88 / 6.35 mm
2 2
2.5 mm 1.0 mm (1.0 / 0.8 mm)
ø15.88 / 9.52 mm
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Required Tools for Installation
4 mm hexagonal wrench
Flare tool for R410A
Gauge manifold for R410A
Vacuum pump for R410A
Charge hose for R410A
Pipe cutter with reamer
■ Do not discharge the refrigerant into the atmosphere. If
refrigerant leaks during installation, ventilate the room.
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Provide ventilation in accordance with EN378-1.
■ Check that the refrigerant gas does not leak after instal-
lation has been completed.
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■ Use appropriate tools and piping materials for installation.
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appropriate tools or materials and incomplete installation could
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■ When pumping down the refrigerant, stop the compressor
before disconnecting the refrigerant pipes.
If the refrigerant pipes are disconnected while the compres-
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■ When installing the unit, securely connect the refrigerant
pipes before starting the compressor.
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this manual.
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■ The unit shall be installed in accordance with national
wiring regulations.
■ Do not install the outdoor unit where small animals may
live.
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air inlet side facing the wall.
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Avoid the following places for installation where air conditioner
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30 m
10/15 m
10
20 g/m
8 mm