The Example Of A Wrong Pattern - Daikin VRV III RXYQ5-54PY1 Service Manual

Piping Installation Point
5.2

The Example of A Wrong Pattern

Wrong
×
Oil is collected to the low level outdoor
unit at the time of a stop, because of
downward slope of piping.
Good
Outdoor Unit - Multi Connection Piping Kit Actual piping length 10m or less, equivalent length 13m or less
Max.allowable Multi Connection Piping Kit - Indoor Unit
Piping Length
REFNET Joint - Indoor Unit
Outdoor Unit - Outdoor Unit
Allowable
Level Outdoor Unit - Indoor Unit
Difference
Indoor Unit - Indoor Unit
Note) :
362
Wrong
×
Oil is collected to the outdoor
unit at the time of a stop,
because of bottom omission of
piping.
The example of installation on which oil is not collected.
Good
Vertical
Projection
Available on request if the outdoor unit is above.
Actual piping length 165m or less, equivalent length 190m or
less, the total extension 1000m or less
Actual piping length 40m or less
(Refer to Page 363, 364 Note 2 in case of up to 90m)
5m or less
★90m or less
50m or less
(when an outdoor unit is lower than indoor units: 40m or less in
case of RXYQ5P)
15m or less
Si34-601A
(V3039)
(V3040)
Appendix