Mitsubishi Electric CITY MULTI PUHY-P108 Service Handbook page 64

(2) Header branching
Length Total pipe length
Total pipe length (L) from the outdoor unit to the
farthest indoor unit
Total pipe length from the first branch to the far-
thest indoor unit ( )
Height Between indoor and
difference outdoor units
Between indoor units
Outdoor unit
Note:Pipes from the header may not be re-branched.
A
L
First branch
a c e
b d
Indoor Indoor
Indoor Indoor Indoor
1 2
3 4 5
Operation
Outdoor unit above in-
door unit
Outdoor unit below in-
door unit
- 55 -
cap
f
Indoor
6
Pipe sections
A+a+b+c+d+e+f
A+f
f
H
H'
h
[ II Restrictions ]
Unit: m [ft]
Allowable length of
pipes
300 [984] or less
150 [492] or less
40 [131] or less
50 [164] or less
40 [131] or less
15 [49] or less