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Performing Leak Test & Insulation
No gap
NBR(T13.0 or thicker)
Insulation
Insulation pipe
cover pipe
Indoor Unit
Be sure to overlap
the insulation
C C
C C
A A
A A
U U
U U
T T
T T
I I
I I
O O
O O
N N
N N
Must fit tightly against
body without any gap.
12
E-
Leak Test
To check for gas leaks on the indoor unit, check the connection part
of each refrigerant pipe by using a leak detector.
Insulation
Once you have checked that there are no leaks in the system,
you can insulate the piping and hose.
1
To avoid condensation problems, place T13.0 or thicker Acrylonitrile
Butadien Rubber around each refrigerant pipe.
N N
o o
t t
e e
Always make the seam of pipes face upwards.
N N
o o
t t
e e
2
Wind insulating tape around the pipes and drain hose.
3
Finish wrapping insulating tape around the rest of the pipes leading to the
outdoor unit.
- Quick Links:
- Assigning Address to Indoor Unit
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