11
4.Cutting and Flaring work of piping
Pipe cutting is carried out with a pipe cutter and burs must be removed.
After inserting the flare nut, flaring work is carried out.
Less than 5cm
It becomes high midway.
The end is immersed in
water
It waves.
It gap with the ground
ts too small.
There is the bad smell
from a ditch.
Please pour water in the drain pan of the indoor unit, and confirm that drainage is carried out serely
to outdoor.
In case that the attached drain hose is in a room, please apply heat insulation to it without fail.
5.On drainage
Please install the drain hose so as to be downward slope without fail.
Please don't do the drainage as shown below.
Correct
Incorrect
Lean
Damage of flare
Crack
Partial
Too outside
Pipe diameter
*
Size A (mm)
Liquid side
Gas side
6.35mm(1/4")
9.52mm(3/8")
0.8~1.5
1.0~1.5
A
Flare tooling die
Refrigerant piping work
