Left or left-rear piping
Note:
Be sure to reattach the drain
hose and the drain cap in case
of left or left-rear piping.
Otherwise, it could cause drops
of water to drip down from the
drain hose.
1) Put the refrigerant piping and the drain hose together, then
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2) Pull out the drain cap at the rear right of the indoor unit.
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cap.
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drain hose forward.
4) Put the drain cap into the section to which the drain
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into the drain pan.
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of its inserting part at the drain pan.
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Drain cap
Drain cap
Drain hose
Cut off in case of left
piping.
Drain cap
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Drain hose
Fig. 1
Fig. 2
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Fig. 4
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Burr
Copper pipe
Spare reamer
Pipe cutter
3-2. FLARING WORK
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• Put the end of the copper pipe to downward direction
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in the piping.
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3-3. PIPE CONNECTION
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age.
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Indoor unit connection
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Outdoor unit connection
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same manner applied for indoor unit.
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3-4. INSULATION AND TAPING
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tion.
Rear, right, or downward piping
1) Put the refrigerant piping and the drain hose
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the end.
2) Insert the piping and the drain hose into the wall
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the unit to left and right.
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Pipe diameter
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tool
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tool
IRU5
Wing nut
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kgf•cm
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17
WR
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140 to 180
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WR WR
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26
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29
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Drain Piping
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Do not raise
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drain water
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Water
leakage
Water
leakage
Water
leakage
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hose dipped
in water
Ditch
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gap
Cut off in case of
right piping.
Cut off in case of
downward piping.
Copper
pipe
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Fig. 1
Fig. 2
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Flaring tool
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Smooth all
around
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all around
Inside is shin-
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scratches.
Flare nut
Die
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Fig. 6
Downward
slope
Drain
hose
Soft hose
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Drain hose
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Insert
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Different
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70 cm
or more
Fig. 1
Fig. 2
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3. OUTDOOR UNIT INSTALLATION
Copper pipe
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3-1. CONNECTING WIRES FOR OUTDOOR UNIT
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Cord clamp
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WARNING
When installing the unit, securely connect the refrigerant
pipes before starting the compressor.
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terminals from the right.
