LG multi V JRUN Series Installation Manual page 36

Pipe connections between indoor and outdoor unit
3 Outdoor Units
Example : 5 Indoor Units connected
?
: Outdoor Unit
?
: 1st branch(Y branch)
: Y branch
C
: Indoor Unit
D
?
: Connection branch pipe
between Outdoor units:
ARCNN31
?
: Connection branch pipe
between Outdoor units:
ARCNN21
G
: Header
?
: Sealing
4 Outdoor Units
Example : 5 Indoor Units connected
?
: Outdoor Unit
?
: 1st branch(Y branch)
: Y branch
C
: Indoor Unit
D
?
: Connection branch pipe
between Outdoor units:
ARCNN41
?
: Connection branch pipe
between Outdoor units:
ARCNN31
: Connection branch pipe
G
between Outdoor units:
ARCNN21
?
: Header
?
: Sealing
36 Outdoor Unit
Slave2
Slave1
Master
10m or
less
F F
E E
Branch pipe can not be used after header
Slave3
Slave2
Slave1
Master
G G
F F
E E
10m or
less
Branch pipe can not be used after header
ODU Capacity
Master ≥ Slave1 ≥ Slave2
L 150m(200m : Conditional application)
40m(90m : Conditional application)
ODU Capacity
Master ≥ Slave1 ≥ Slave2 ≥ Slave3
L 150m(200m : Conditional application)
40m(90m : Conditional application)