LG multi v Installation Manual page 42

PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT
42
- The pipes between the outdoor units must maintain horizontal levelness or give an inclination to
prevent a back flow toward the slave outdoor unit. Otherwise, the unit may not operate prop-
erly.
(Example 1)
Toward indoor unit
(Example 2)
Toward indoor unit
(Example 3)
Toward indoor unit
- Apply Oil Trap as shown below when the length of the pipe between the outdoor units is more
than 2m(6.6ft). Otherwise, the unit may not operate properly.
(Example 1)
Toward indoor unit
(Example 2)
Toward indoor unit
Pipe inclination (2 or more)
2m(6.6ft)
2m(6.6ft)
2m(6.6ft)
Toward indoor unit
Toward indoor unit
Toward indoor unit
Oil Trap