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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 wiring work.
Cut away, with a hammer or a saw, the lid for piping according to piping direction.
Insulation material
Copper tube
Drain hose
Connecting electric cable
for indoor and outdoor unit
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.
Indoor unit
Slope
Good
Up
Down
Bad
If humidity is high, drain pipe( especially in room and indoor unit ) must be covered
with insulation material.
Installation procedures
