LG multi V ARUN Series - Page 33

Installation Manual 33
Pipe connections between indoor and outdoor unit
1 Outdoor Unit
Example : 6 Indoor Units connected
Ⓐ : Outdoor Unit
Ⓑ : 1st branch
Ⓒ : Indoor Units
Ⓓ : Sealed piping
L 200m
40m
H 110m
10m or
less
L 110m
L 200m
40m
Slave
Master
Slave
Master
Slave
Master
ODU Capacity
Master ≥ Slave
2 Outdoor Units
Example : 6 Indoor Units connected
Ⓐ : Outdoor Unit
Ⓑ : Header branch
Ⓒ : Indoor Units
Ⓓ : Sealing
Ⓔ : Connection branch pipe
between Outdoor units:
ARCNN21
u Header Method