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Outdoor Unit
Refrigerant piping installation
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Distribution Method
1. Line Distribution
With line distribution method, it is possible to make the first and the second main pipe distribution within the
third branch. Do not make the third main pipe distribution. Do not make the main pipe distribution at or after
fourth branch.
2. Vertical Distribution
Ensure that the branch pipes are attached vertically.
3. The others
Header
Sub
Main
Sub
Main
1st
1st
1st
Main pipe
Distribution
2nd
2nd
3rd
Sub
Main
Sub
Main
Sub
Main
Sub
Main
2nd
Main pipe
Distribution
Sub
Main
1st
3rd
3rd main pipe distribution
2nd