Refrigeration Cycle Diagram
• HEAT PUMP (LB-D1861HL/LB-D1863HL/LB-D2461HL/LB-D2463HL/LB-F3061HL/LB-F3063HL/
LB-F3661HL/LB-F3663HL/LB-F3681HL/LB-F3683HL/LB-F4261HL/LB-F4263HL/
LB-E4881HL/LB-E4883HL/LB-E6081HL/LB-E6083HL)
• Rated performance for refrigerant line length of: 7.5m
• If 18K Model is installed at a distance of 15m, 188g of refrigerant should be added (15-7.5)x25g=188g
–11–
INDOOR UNIT
OUTDOOR UNIT
HEAT
EXCHANGER
HEAT
EXCHANGER
COMPRESSOR
GAS SIDE
LIQUID SIDE
COOLING
HEATING
REVERSING
VALVE
CAPILLARY TUBE
Pipe size(Diameter: ø)
Piping length(m)
Elevation(m)
MODEL
Gas
Liquid
Rated
Max.
Rated
Max.
18K
5/8"
1/4"
7.5
50
5
30
25
24K
5/8"
1/4"
7.5
50
5
30
30
30K
5/8"
3/8"
7.5
50
5
30
50
36K
5/8"
3/8"
7.5
50
5
30
40
42K
3/4"
3/8"
7.5
50
5
30
50
48K
3/4"
3/8"
7.5
50
5
30
50
60K
3/4"
1/2"
7.5
50
5
30
60
*Additional
refrigerant
(g/m)