Daikin RXYQ96PYDN, Руководство по обслуживанию

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Piping Installation Point SiUS34-801A_b
520 Appendix
5. Piping Installation Point
5.1 Piping between Outside Units
(1) The piping between outside units must be installed level (Pattern 1) or with a rise (Pattern 2).
Otherwise oil may pool in the pipes.
(2) To avoid the risk of oil detention in the stopping unit, always connect the shutoff valve and the
piping between outside units as shown A or B in the figure below.
Pattern 1
Pattern 2
Prohibited pattern
Change to pattern 1 or pattern 2
to indoor unit
to indoor unit
to indoor unit
to indoor unit
Piping between outside units
to indoor unit
Piping between outside units
Downward inclination
Downward inclination
Oil remains in piping
Front connections
Side (bottom) connections
Front connections
Side (bottom) connections
Front connections
Side (bottom) connections
Level
Rise
Downward
inclination
Unit
A
Unit
B
Unit
A
Unit
B
Unit
A
Unit
B
Unit
A
Unit
B
Unit
A
Unit
B
Unit
A
Unit
B
Rise
Rise
to indoor
unit
A
B
A
B
Front connections
Side (bottom) connections