Daikin VRV 5 REYA8A7Y1B Installer And User Manual page 90

18 | Piping installation
Installer and user reference guide
90
a
b b
a
b b
a
b
a
a To indoor unit
b Oil collects to the outmost outdoor unit when the system stops
NOT allowed (oil remains in piping)
Allowed
▪ If the piping length between the outdoor units exceeds 2 m, create a rise of
200 mm or more in the suction gas line and the high pressure/low pressure gas
line within a length of 2 m from the kit.
If
≤2 m
a
>2 m
a
a To indoor unit
b Piping between outdoor units
a a
b b
a
a
b
≤2 m
>2 m
b
≤2 m
Then
REMA5+REYA8~20A7Y1B
VRV 5 heat recovery
4P687640-1 – 2022.07