LG Tri-Zone Multi F Installation Manual page 40

REFRIGERANT PIPING CONNECTIONS
Y-Branch Kit
Multi F MAX Y-Branch Kit PMBL5620
Y-branches may be installed in horizontal or vertical configurations.
When installed vertically, position the Y-branch so the straight-
Y-branch so the take-off leg is level and shares the same horizontal
Y-branches should always be installed with the single port facing
the outdoor unit and the two-port end facing the branch distribution
units.
to the main pipe segment entered into LATS Multi F piping design
software.
Figure 50:
A
Viewed from A in direction of arrow
40
Horizontal
plane
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Table 33: Y-Branch Connection Diameters.
Y-Branch
Model
Liquid
PMBL5620
Vapor
Figure 49:
1
Figure 51: Y-Branch Dimensions Diagram.
Within 5°
1
A
Within 5°
A = To Outdoor Unit
Figure 52:
Vertical Up
Configuration
Within ± 3°
MULTI
MULTI
Type
1 2
3/8 3/8 3/8
3/4 3/4 3/4
2
Y
3
X
B = To Branch Distribution Unit
Vertical Down
Configuration
Within ± 3°
F
F
MAX
Dimensions
3 X Y
13.80 3.24
12.48 3.02
2
3
B