Midea MFE-60AMN1-RB4W, Service Manual

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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.
Capacity
Btu/h
Pipe size
Standard
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
Additional
refrigerant
(g/m)
Gas Liquid
60K
3/4’’
(Ф19)
1/2’’
(Ф12.7)
5 20 30 60
Caution:
Capacity is base on standard length and maximum allowance length is base of reliability.
Oil trap should be installed per 5-7 meters.