Table of Contents
Advertisement
Refrigerant pipe installation
Allowable length of the refrigerant pipe and the installation examples
H/P
Installing only with
Installing with
distribution header
Installing only with
distribution header
Actual length
(Equivalent
Outdoor unit
Maximum
length of
Total length of
pipe
Pipe length
Outdoor unit
(Module
installation)
Maximum
Outdoor unit
height
difference
Indoor unit
of pipe
Maximum
length after
Pipe length
Farthest
Indoor unit
joint
46
Single Installation
Outdoor unit
Branch joint
b
c
d
e
A
B
C
D
E
a
h
i
j
k
1
2
3
4
Indoor unit
Branch joint
Outdoor unit
i
A
a
b
H1
c
d
e
f
1
2
3
4
Indoor unit
Outdoor unit
a
b
c
d
e
f
1
2
3
4
5
Indoor unit
length)
pipe (m)
or less
or less
Equivalent
length
or less
or less
g
p
f
F
G
H1
l
m
n
5
6
7
H2
8
Distribution
header
k
B
j
7
8
H2
g
h
5
6
Distribution header
H1
g
h
i
6
7
H2
8
Example
Installing only with
Y-joint
Installing with Y-joint
Installing only with
Installing only with
Y-joint
Installing with Y-joint
Installing only with
Module installation
Outdoor unit
b
c
d
e
f
A
B
C
D
E
a
h
i
j
k
l
1
2
3
4
Indoor unit
Outdoor unit
Distribution header
i
A
a
H1
b
g
c
d
e
f
1
2
3
4
5
Indoor unit
Outdoor unit
a
Distribution header
b
c
d
e
f
1
2
3
4
5
Indoor unit
Branch joint
g
p
F
G
H1
m
n
5
6
7
H2
8
Branch joint
k
B
j
7
8
H2
h
6
H1
g
h
i
6
7
H2
8
Equivalent
length Y-joint:
Exclude H/R
Advertisement
Table of Contents
