14
Indoor
unit
w
Max. Height
difference 25ft.
Outdoor unit
Refrigerant Piping
Max.length
A
w
Height difference should be within
25ft. regardless of which unit,
indoor or outdoor position is high.
MAX. HEIGHT DIFFERENCE
Outside
diameter
Minimum
Wall
thickness
Outside
diameter
Minimum
Wall
thickness
MSH09TW
MUH09TW
MSH12TN
MUH12TN
MSH15TN
MUH15TN
MSH17TN
MUH17TN
MSH09TW-
MUH09TW-
MSH12TN-
MUH12TN-
MUH12TN-
MSH15TN-
MUH15TN-
MUH15TN-
MSH17TN-
MUH17TN-
Additional piping
Max. length : ft.
A
50
Gas
Piping size : in.
Length of connecting pipe : in.
Liquid
Indoor unit
Outdoor unit
Model
U1
U1
U1
U1
U2
U1
U1
U2
U1
U1
Gas :
Liquid :
0
0
Gas :
Liquid :
16-15/16
19-11/16
[
3/8
[
1/2
[
5/8
[
1/4
0.0285
0.0315
0.0265
MAX. REFRIGERANT PIPING LENGTH
OB275--1.qxp 03.12.2 16:49 Page 14