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COMMISSIONING
3.
Insulate for the jointing area, expanding area and the flange area
a.
Insulate for the jointing area, expanding area and the flange area should be done after checking leakage of the pipes
b.
Make sure there's no clearance in the joining part of the accessorial insulation material and local preparative insulation
material .
III.
Drainage pipe insulation
The connection part should be insulated, or else water will be condensing at the non-insulation part .
Iv.
Note
1.
The jointing area, expanding area and the flange area should be heat insulated after passing the pressure test
2.
The gas and liquid pipe should be heat insulated individually, the connecting part should be heat insulated individually .
3.
Use the attached heat-insulation material to insulate the pipe connections (pipes' tie-in ,expand nut ) of the indoor unit
• 8 •
No clearance at connecting part
Heat insulation material should be overlap
Heat-insulation material
(on field)
DUCTAIR II - 0808-E
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