Refrigerant Pipe Connection - Midea MFE-60ARN1-RB4W Service Manual

For the value of A and B, please refer to the dimension part.

5.3 Refrigerant pipe connection

5.3.1 Pipe length and the elevation
The correct refrigerant quantity filled in the 5-meter-long pipe of the outdoor unit is
marked on the Product Data Plate. If you have to use longer pipe for every meter
plus pipe, the refrigerant should be added according to the following calculation.
Pipe size
Capacity
Btu/h
Gas
3/4''
60K
(Ф19)
Caution:
Capacity is base on standard length and maximum allowance length is base of reliability.
Oil trap should be installed per 5-7 meters.
Standard
length
Liquid
(m)
1/2''
5
(Ф12.7)
13
Max. Max.
Elevation Length
B (m) A (m)
20 30
Additional
refrigerant
(g/m)
60