Piping Installation Point - Daikin VRV II RXYQ8MY1K Service Manual

Piping Installation Point

5.

Piping Installation Point

NOTE
•
1. To avoid the risk of oil detention in the piping between the outdoor units must be routed level
2. To avoid the risk of oil detention in the stopping unit, always connect the shutoff valve and
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The outdoor unit multi connection piping kit that is sold separately as an option (BHFP22M90 ·
135K) is necessary for the multi installation of outdoor units.
See the installation manual attached to the kit with attention to installation restrictions described in
"connecting the refrigerant piping" when installing.
or slightly upward.
Pattern 1
Pattern 2
Prohibited pattern
the piping between outdoor units as shown in the figure A or figure B.
A
B
to indoor unit
Piping between outdoor units
to indoor unit
Piping between outdoor units
to indoor unit
to indoor unit
Change to pattern 1 or pattern 2
Downward inclination
to indoor unit
to indoor unit
Downward inclination
A
B
Oil remains in piping
Si39-502A
Appendix