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

5.3 Pipe length and the elevation

The pipe length and refrigerant amount:
Model
FSAI-SU-91AE2 /FSOAI-SU-91AE2
FSAI-SU-121AE2 /FSOAI-SU-121AE2
FSAIF-SU-181AE2 /FSOAIF-SU-181AE2
FSAIF-SU-241AE2 /FSOAIF-SU-241AE2
Caution:
The capacity test is based on the standard length and the maximum permissive length is based on the
system reliability.
Standard
Pipe size
length
Gas Liquid
3/8'' 1/4''
(Ф6.35)
(Ф9.52)
3/8'' 1/4''
(Ф6.35)
(Ф9.52)
1/4''
1/2''
(Ф12.7) (Ф6.35)
3/8''
5/8''
(Ф15.9) (Ф9.52)
19
Max. Max.
Elevation Length
(m) B (m) A (m)
5 10
5 10
5 20
5 25
Additional
refrigerant
(g/m)
25 15
25 15
30 15
50 30