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2. Piping connection of indoor unit
Arrangement of piping and drainage pipe
After opening inlet grill, you will see a control
box as shown in the Fig.
Remove the cover before working.
Connecting electric cable
for indoor and outdoor unit
Drain hose
Copper tube
Insulation material
Cut away, with a hammer or a saw, the lid for piping according to piping direction.
According to the piping method, connect the piping on indoor unit with union of
connecting pipe.
Arrange the piping as per the wall hole and bind drain hose connecting electric cable and
piping together with polyethylene tape.
Insert the bound piping connecting electric cable and drain hose through wall hole to
connect with outdoor unit.
Arrangement of drain hose
Drain hose shall be placed in under place.
There should be a slope when arrange drain hose. Avoid up and down waves in drain hose.
If humidity is high, drain pipe (especially in room and indoor unit ) must be
covered with insulation material.
Indoor unit
Slope
Good
Up
Down
Bad
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