9
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DRAIN PIPE OUTLET
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A drain pipe and refrigerant pipes must be covered by insulation to prevent condensation.
Caution on drain collecting piping.
Use a larger diameter pipe as it comes near the end.
The size of
pipes marked
with *must be at
least 40 mm (1-5/8),
depending on the number
of indoor units installed.
Install the drain pipe at a lower level immediately
after the unit.
Horizontal
Not greater
than 100
REFRIGERANT PIPING WORK