Pipe Length And The Elevation - Fisher FSAI-Pro-91AE2 Service Manual

6.3 Pipe length and the elevation

The pipe length and refrigerant amount:
FSAI-Pro-91AE2
FSAI-Pro-121AE2
FSAIF-Pro-181AE2
FSAI-Pro-241AE2
Caution:
The capacity test is based on the standard length and the maximum permissive length is based on the
system reliability.
The oil trap should be installed per 5-7 meters.
Model
Pipe size
Standard
length
(m)
Gas Liquid
3/8'' 1/4''
(Ф9.52) (Ф6.35)
1/2'' 1/4''
(Ф12.7) (Ф6.35)
3/5'' 3/8''
(Ф15.9) (Ф9.52)
18
Max. Max.
Elevation Length
B (m) A (m)
5 10 25
5 10 25
5 20 30
5 25 50
Additional
refrigerant
(g/m)
20
20
20
40