Piping Length And Elevation - LG LSN090CE Service Manual

Piping Length And Elevation

Pipe Size
Capacity
(Btu/h)
Suction
9k(C/O) 3/8"
9k(H/P), 12k 1/2"
18k(C/O) 1/2"
18k(H/P), 24k 5/8"
A
Indoor unit
• Capacity is based on standard length and maximum allowance length is on the basis of reliability.
• Oil trap should be installed every 5~7meters (16.4~23.0ft).
18 Room Air Conditioner
Standard
Length
Evap m(ft)
1/4" 7.5(25)
1/4" 7.5(25)
1/4" 7.5(25)
1/4" 7.5(25)
Outdoor unit
B
Max. Max.
Elevation length
m(ft) m(ft)
B
A
7.5(25) 15(49)
7.5(25) 15(49)
15(49) 30(98)
15(49) 30(98)
Oil trap
Indoor unit
In case more than 5m(16.4ft)
Additional Refrigerant
g/m(oz/ft)
20(0.22)
20(0.22)
20(0.22)
30(0.32)
Outdoor unit
A
B