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Refrigerant Piping Work - Haier AU182XFERA Installation Manual

Outdoor unit r410a multi split series room air conditioner
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Refrigerant piping work

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.
A
Correct
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.
It becomes high midway. The end is immersed in
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.
Flare tooling die
Lean
Damage of flare
water
Pipe diameter*
Liquid side
6.35mm(1/4")
Gas side
9.52mm(3/8")
Incorrect
Crack
It waves.
It gap with the ground
ts too small.
9
Size A (mm)
0.8~1.5
1.0~1.5
Partial
Too outside
Less than 5cm
There is the bad smell
from a ditch.

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