LG Multi IV - Outdoor Unit Y-Branches for ARUN Series Heat Pump Systems

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MULTI V IV Outdoor Unit Engineering Manual
REFRIGERANT PIPING DESIGN
Multi-Frame
Connector
Combination Vapor pipe Liquid pipe
ARCNN21
Unit: inch
5-1/8
I.D. 1-1/2
O.D.1-3/8
I.D. 1-5/8
16-3/8
16-1/16
4-3/8
I.D. 1-3/8
I.D. 1-1/4
I.D. 1-1/8
I.D. 1-1/8
I.D. 1-1/8
I.D. 7/8
4-3/4
I.D. 7/8
I.D.
3/4
O.D. 1-1/8
13-1/16
12-3/8
O.D. 3/4
O.D. 5/8
4/3 .D.I
I.D. 5/8
I.D. 5/8
I.D. 5/8
I.D. 7/8
4-3/8
I.D. 1/2
I.D. 1/2
I.D. 1/2
I.D. 3/8
2-3/4
3-5/16
I.D. 3/8
Outdoor Unit Y-branches for ARUN Series Heat Pump Systems
For Dual-Frame Heat Pump Systems
For Triple-Frame Heat Pump Systems
Combination specification Vapor pipe Liquid pipe
ARCNN21
ARCNN31
B
B
5-1/8
I.D. 1-1/2
O.D.1-3/8
I.D. 1-5/8
16-3/8
16-1/16
4-3/8
I.D. 1-3/8
I.D. 1-1/4
I.D. 1-1/8
I.D. 1-1/8
I.D. 1-1/8
I.D. 7/8
4-3/4
I.D. 7/8
I.D.
3/4
O.D. 1-1/8
13-1/16
12-3/8
O.D. 3/4
O.D. 5/8
4/3 .D.I
I.D. 5/8
I.D. 5/8
I.D. 5/8
I.D. 7/8
4-3/8
I.D. 1/2
I.D. 1/2
I.D. 1/2
I.D. 3/8
2-3/4
3-5/16
I.D. 3/8
I.D. 1-3/8
O.D. 1-3/8
4-15/16
16
13-15/16
4-3/8
I.D. 1-5/8
I.D. 1-1/8
4-3/4
I.D. 1-5/8
I.D. 7/8
I.D.
3/4
O.D.1-1/8
I.D. 1-3/8
I.D. 1-1/2
O.D. 3/4
O.D. 3/4
I.D. 5/8
I.D.
7/8
I.D. 1/2
13-3/16
11-1/16
3-5/16
I.D.
3/8
O.D. 3/4
I.D. 5/8
O.D. 1/2
I.D. 1/2
I.D. 1/4
X2
4-3/8 4-3/8
Multi-Frame
Connector
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