Refrigerant pipe installation
Installation 105
5. Refrigerant pipe installation
5.1 Maximum pipe length and height drop
Considering the allowable pipe length and height drop to decide the installation position. Make sure the
distance and height drop between indoor and outdoor unit not exceeded the date in the following table.
Model Max. Length Max. Elevation
12,000Btu/h 25m 10m
18,000Btu/h 30m 20m
24,000Btu/h~30,000Btu/h 50m 25m
36,000Btu/h ~60,000Btu/h 65m 30m
5.2 The procedure of connecting pipes
5.2.1 Choose the pipe size according to the specification table.
5.2.2 Confirm the cross way of the pipes.
5.2.3 Measure the necessary pipe length.
5.2.4 Cut the selected pipe with pipe cutter
Make the section flat and smooth.
90
Lean
Crude
Burr
o
5.2.5 Insulate the copper pipe
Before test operation, the joint parts should not be heat insulated.
5.2.6 Flare the pipe
Insert a flare nut into the pipe before flaring the pipe
According to the following table to flare the pipe
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