LG LT-B2421CL / LT-B2421HL / LT-B2461CL / LT-B2461HL / LT-B2821CL / LT-B2821HL / LT-B2861CL / LT-B2861HL / LT-B3021CL / LT-B3021HL / LT-B3621CL / LT-B3621HL / LT-B3661CL / LT-B3661HL / LT-B3681CL / LT-B3681HL Service Manual ▷ View online
Dimensions
Indoor Unit
910
910
298
707
800
600
113
650
75
100
145
423
910
255
298
30
(328)
30
800
840
840
423
910
–8–
–9–
Outdoor Unit
Gas side
3-way valve
3-way valve
Liquid side
3-way valve
3-way valve
W
L6
L7
L8
L9
L4
L11
L10
D
L1
L2
L5
L3
MODEL
DIM
W
mm
870
870
H
mm
655
800
D
mm
320
320
L1
mm
370
370
L2
mm
25
25
L3
mm
340
340
L4
mm
630
775
L5
mm
25
25
L6
mm
546
546
L7
mm
162
162
L8
mm
162
162
L9
mm
54
54
L10
mm
74.5
74.5
L11
mm
79
79
LT-B2421CL/HL, LT-B2461CL/HL
LT-B2861CL, LT-B2821CL, LT-B3021CL
LT-B2861HL, LT-B2821HL, LTB3021HL
–10–
Outdoor Unit(LT-B3621CL/HL, B3661CL/HL, B3681CL/HL)
320
790
385
72
482
4-ø12Hole
249
71
145
500
145
10
334
354
10
265
440
925
965
130
40
80
292.5
5
3
1
2
4
(Air intake vent)
(Air intake vent)
(Air intake vent)
Refrigeration Cycle Diagram
• COOLING ONLY
• Rated performance for refrigerant line length of: 5m
• If 24K or 28K Model is installed at a distance of 15m, 500g of refrigerant
• If 24K or 28K Model is installed at a distance of 15m, 500g of refrigerant
should be added ....................................................(15-5)x50g
MODEL
24K, 28K, 30K BTU 5/8"
3/8"
5
20
36K BTU
3/4"
3/8"
5
25
GAS
LIQUID
5
15
50
5
20
70
Elevation B(m)
Length A(m)
* Additional
refrigerant
(g/m)
Pipe Size
Rated
Rated
Max.
Max.
INDOOR UNIT
OUTDOOR UNIT
HEAT
EXCHANGER
(EVAPORATOR)
EXCHANGER
(EVAPORATOR)
HEAT
EXCHANGER
(CONDENSER)
EXCHANGER
(CONDENSER)
COMPRESSOR
GAS SIDE
LIQUID SIDE
CAPILLARY TUBE
–11–
Click on the first or last page to see other LT-B2421CL / LT-B2421HL / LT-B2461CL / LT-B2461HL / LT-B2821CL / LT-B2821HL / LT-B2861CL / LT-B2861HL / LT-B3021CL / LT-B3021HL / LT-B3621CL / LT-B3621HL / LT-B3661CL / LT-B3661HL / LT-B3681CL / LT-B3681HL service manuals if exist.