Make sure there’s no clearance in the joining part of the accessorial insulation material and local
preparative insulation material.
6.3 Drainage pipe insulation
The connection part should be insulated, or else water will be condensing at the non-insulation part.
6.4 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.
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