Pipe Length And The Elevation - Midea 9ASI-A-1209 Service Manual

6.3 Pipe length and the elevation

The pipe length and refrigerant amount:
Model
MS9AU-09HRDN1-QRC4W+MOB-09HFN1-QRC
4W
MS9AU-12HRDN1-QRC4W+MOB-12HFN1-QRC
4W
MS9AU-18HRDN1-QRC4W+MOC-18HFN1-QRC
4W
MS9A-24HRDN1-QRC4W+MOF-24HFN1-QRC4
W
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
3/8'' 1/4''
(Ф9.52) (Ф6.35)
1/2'' 1/4''
(Ф12.7) (Ф6.35)
5/8'' 3/8''
(Ф15.9) (Ф9.52)
17
Max. Max.
Elevation Length
(m) B (m) A (m)
5 8
5 8
5 10
5 10
Additional
refrigerant
(g/m)
20 20
20 20
25 20
25 40