LG HEAT CONTROLLER A-DMC24CA-1 - Piping Length and the Elevation

Installation Manual 7
Installation of Indoor, Outdoor Unit
3. Piping length and the elevation
Gas Liquid Standard Max. Standard Max.
24k Btu/h 1/2"(12.7mm) 1/4"(6.35mm) 7.5(25') 30(100') 5(16') 15(50') 20(0.22 oz./ft.)
34k Btu/h
5/8"(15.88mm) 1/4"(6.35mm) 7.5(25') 35(115') 5(16') 20(66') 30(0.32 oz./ft.)
Capacity
Pipe Size
Length A(m) Elevation B(m)
*Additional
(Diameter:Ø)
refrigerant(g/m)
Outdoor unit
Indoor unit
A
B
Outdoor unit
Indoor unit
A
B
A
Oil trap
If piping length is more than 5m(16.4ft)
Outdoor unit
Indoor unit
B
CAUTION:
• Rated performance for refrigerant line length of:7.5m(25ft)
• Capacity is based on standard length and maximum allowance length is on the
basis of reliability.
• Improper refrigerant charge may result in abnormal cycle.
• Oil trap should be installed every 10 meters (32.8ft). .