Kaisai KOU-12HDN1, Service Manual

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MLCAC-UTSM-2010-10 Insulation Work
Installation 133
For construction convenience, before laying pipes, use insulation material to insulate the pipes to be deal with, at the same time, at two ends
of the pipe, remain some length not to be insulated, in order to be welded and check the leakage after laying the pipes.
3). Insulate for the jointing area, expanding area and the flange area
① Insulate for the jointi
ng area, expanding area and the flange area should be done after checking leakage of the pipes
② Make sure there’s no clearance in the joining part of the accessorial insulation m aterial and local preparative insulation
material.
5.3 Drainage pipe insulation
1) The connection part should be insulated, or else water will be condensing at the non-insulation part.
5.4 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.
6. Wiring
Please refer to the Wiring Diagram.