Carrier 38GJ Owner's Manual & Installation Instructions page 11

Allowable Length and Height for the Refrigerant Pipe
Table 7
Allowable Value
Total length (actual length) of fitting
pipe
Length of farthest fitting pipe (ft)
Outdoor unit at
Height difference
between outdoor upper
unit and indoor unit Outdoor unit at
low er
Height difference between indoor
units (m)
38GJQF30---3
229.6ft
82ft
49.2ft
49.2ft
24.6ft
38GJQG36---3
38GJQG42---3
246.1 ft
82ft
49.2ft
49.2ft
24.6ft
Fitting P ipe
LI÷L2+-"+I. M(M 45)
Lx (X-I, 2, 3, 4,5)
H1
H3
H2
C
o
o
C
C
o
'o
C
C
(1)
_D
..Q
00
O
¢-
"CJ
c_
I
Outdoor unt
L1
Equivalent length of the farthest fitting pipe Lx
L2
b
Indoor unit
L3
c
L4
d
L5
e
Fig 8
11