Mitsubishi Electric MSY-GN-80VF, Руководство по установке

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Burr
Copper pipe
Spare reamer
Pipe cutter
3-2. FLARING WORK
1) Cut the copper pipe correctly with pipe cutter. (Fig. 1, 2)
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of pipe. (Fig. 3)
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in the piping.
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4) Flaring work (Fig. 4, 5). Firmly hold copper pipe in the
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5) Check
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3-3. PIPE CONNECTION
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-
age.
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Indoor unit connection
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tion oil on screw threads. Excessive tightening torque will result in damage on the screw.
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Pipe diameter
(mm)
Nut
(mm)
A (mm)
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Clutch type
tool for
R32,R410A
Clutch type
tool
for R22
Wing nut
type tool
for R22
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¡´
17
0 to 0.5 1.0 to 1.5
1.5 to 2.0
13.7 to 17.7 140 to 180
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22 34.3 to 41.2 350 to 420
¡´
26
2.0 to 2.5
49.0 to 56.4 500 to 575
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29 73.5 to 78.4 750 to 800
Copper
pipe
Good
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No good
Fig. 1
Fig. 2
Clutch type
Flaring tool
Fig. 4 Fig. 3
Smooth all
around
Even length
all around
Inside is shin-
ing without any
scratches.
Flare nut
Die
Fig. 5
Fig. 6
3. OUTDOOR UNIT INSTALLATION
Copper pipe
Wing nut type
WARNING
When installing the unit, securely connect the refrigerant
pipes before starting the compressor.
3-1. CONNECTING WIRES FOR OUTDOOR UNIT
1) Open the service panel.
2) Loosen terminal screw, and connect indoor/outdoor unit connecting wire (A) from
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3) Firmly tighten the terminal screws to prevent them from loosening. After tightening,
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4) Connect power supply cord (K).
5) Fix indoor/outdoor unit connecting wire (A) and power supply cord (K) with the cord clamp.
6) Close the service panel securely.
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Outdoor unit connection
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same manner applied for indoor unit.
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same tightening torque applied for indoor unit.
3-4. INSULATION AND TAPING
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2) For outdoor unit side, surely insulate every piping including valves.
3) Using piping tape (G), apply taping starting from the entry of outdoor unit.
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and humidity are high, wind additional commercially sold insulation to prevent condensa-
tion.
35 mm
15 mm
Lead wire
Power supply cord (K)
Cord clamp
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Power supply
cord (K)
Indoor/outdoor
unit connecting
wire (A)
WARNING
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