LG LAN121CNM Service Manual - Page 16
Piping Length and Elevation
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Piping Length and Elevation Capacity (Btu/h) 9k 12k 18k 24k Pipe Size Suction Evap 3/8" 1/4" 1/2" 1/4" 1/2" 1/4" 1/2" 1/4" 5/8" 1/4" 5/8" 1/4" Standard Length m(ft) 7.5(25) 7.5(25) 7.5(25) 7.5(25) 7.5(25) 7.5(25) Max. Elevation B m(ft) 7.5(25) 7.5(25) 7.5(25) 15(49) 7.5(25) 7.5(25) Indoor unit Outdoor unit A B Outdoor unit Indoor unit B A Max. length A m(ft) 15(49) 15(49) 15(49) 30(98) 15(49) 15(49) Additional Refrigerant g/m(oz/ft) 20(0.22) 20(0.22) 20(0.22) 20(0.22) 20(0.22) 20(0.22) Outdoor unit Oil trap A Indoor unit B In case more than 5m(16.4ft) • 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). 16 Room Air Conditioner
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16
Room Air Conditioner
9k
3/8"
1/4"
7.5(25)
7.5(25)
15(49)
20(0.22)
1/2"
1/4"
7.5(25)
7.5(25)
15(49)
20(0.22)
12k
1/2"
1/4"
7.5(25)
7.5(25)
15(49)
20(0.22)
18k
1/2"
1/4"
7.5(25)
15(49)
30(98)
20(0.22)
5/8"
1/4"
7.5(25)
7.5(25)
15(49)
20(0.22)
24k
5/8"
1/4"
7.5(25)
7.5(25)
15(49)
20(0.22)
Piping Length and Elevation
Pipe Size
Capacity
(Btu/h)
Suction
Evap
Standard
Length
m(ft)
Max.
Elevation
B m(ft)
Max.
length
A
m(ft)
Additional
Refrigerant
g/m(oz/ft)
In case more than 5m(16.4ft)
Outdoor unit
Indoor unit
A
B
Outdoor unit
Indoor unit
A
B
A
Oil trap
Outdoor unit
Indoor unit
B
•
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).