Pipe Length And The Elevation - Carrier 42HVM109303 Service Manual

6.3 Pipe length and the elevation

The pipe length and refrigerant amount:
Model
MS11M-09HRFN1-MW0W+MOC-09HFN1-MW0
W
MS11M-12HRFN1-MV0W+MOC-12HFN1-MV0W
MS11M-18HRFN1-MU0W+MOF-18HFN1-MU0W
MS11M-24HRFN1-MT0W+MOG-24HFN1-MT0W
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.
Pipe size
Standard
length
Gas Liquid
(m)
3/8'' 1/4''
(Ф9.52) (Ф6.35)
1/2'' 1/4''
(Ф12.7) (Ф6.35)
5/8'' 3/8''
(Ф15.9) (Ф9.52)
16
Max.
Elevation Length
B (m)
5 8
5 10
5 10
Max. Additional
refrigerant
A (m) (g/m)
20 20
25 20
25 40