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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.
Forced fastening without careful centering may damage the threads
and cause a leakage of gas.
Pipe Diameter ( )
Fastening Torque
Liquid Side 6.35mm (1/4'')
18N.m
Gas Side 9.52mm (3/8'') 50N.m
3. Attaching Drain-Elbow
Drain elbow
Hose
If the drain-elbow is used, please attach it as figure.
Flare nutHalf union
Torque wrenchSpanner
5.On drainage
Please install the drain hose so as to be downward slope without failure.
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 dia.
Commercial Air Conditioner Model: AU18/222XFERA
AS072/092/122XVERA
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