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Capacity
Btu/h
Pipe size
Standard
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
Additional
refrigerant
(g/m)
Gas Liquid
MFGA-60ARDN1-QC2
5/8’’
(Ф16.0)
3/8’’
(Ф9.52)
5 15 30 40
Caution:
Capacity is base on standard length and maximum allowance length is base of reliability.
Oil trap should be installed per 5-7 meters.
5.3.2 Piping connection
5.3.2.1 Connecting Of Refrigerant Pipe
a) Only the correctly installing of indoor and outdoor unit done, can the refrigerant pipe
be connected.
b) The cut-off valves are completely close before ex-work. Before connecting the
refrigerant pipe, be careful to check whether the valves are completely close.
c) The connecting procedure of refrigerant pipe: first, unscrew the two valves on the
outdoor unit and the pipe-jointing nut on the indoor unit(please keep them care fully).
Please connect the refrigerant pipe according to the manual, the pipe-jointing nut should
be screw tightly and no leakage. Note: you need two wrenches to make balance.
d) When the connecting of refrigerant pipe is finished, before power on the system, you
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