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
Product Specifications (Cooling & Heating)
1. 60Hz
Model Name
Item
Unit
Cooling Capacity
Btu/h(kcal/h)
Heating Capacity
Btu/h(kcal/h)
Moisture Removal
l/
h
Power Source
Ø, V, Hz
Indoor
Outdoor
Input
Cooling
Heating
Running Current
Cooling
Heating
E.E.R.
Btu/h-W
Indoor
Outdoor
Net Weight
Indoor
kg
Outdoor
Refrigerant (R-22)
g
Airflow Direction Control (Up & Down)
Remocon Type
Liquid
Gas
Drain Hose
Connecting Wire
Main Power Cable
Time Delay Safety Function
Air Circulation
Soft Dry
Fan Speed (Indoor)
Timer
Self-Diagnosis
Air Circulation
m
3
/min
Dimensions
(W
×
H
×
D)
mm
W
A
LT-
B2421CL
24,000(6,048)
–
3.5
17
50
2,700
–
12.5
–
8.89
60
2,000
24,000(6,048)
24,000(6,048)
3.5
17
50
2,700
2,400
12.5
10.5
8.89
61
1,870
28,000(7,056)
–
4.0
19
52
2,850
–
12.8
–
9.82
60
2,150
30,000(7,560)
–
4.3
19
52
2,850
–
12.8
–
10.53
60
2,150
30,000(7,560)
30,000(7,560)
4.3
19
52
2,850
2,750
12.8
12.3
10.53
65
2,400
28,000(7,056)
28,000(7,056)
4.0
19
52
2,850
2,750
12.8
12.3
9.82
65
2,400
LT-
B2421HL
LT-
B2821CL
LT-
B3021CL
LT-
B2821HL
LT-
B3021HL
–5–
Service Valve &
Connecting Tube
Connecting Tube
870 x 800 x 320
800 x 800 x 298(910 x 910 x 30)
35(30+5)
1Ø, 220V, 60Hz
870 x 655 x 320
O
Wired Remocon, Wireless Remocon(Optional)
3/8"(9.52)
5/8"(15.88)
O
0.75mm
2
↑
2.5mm
2
↑
O
O
O
3(Hi, Med, Low)
24Hrs
O
–6–
Model Name
Item
Unit
Cooling Capacity
Btu/h(kcal/h)
Heating Capacity
Btu/h(kcal/h)
Moisture Removal
ℓ
/h
Power Source
, V, Hz
Indoor
Outdoor
Input
Cooling
Heating
Running Current
Cooling
Heating
E.E.R.
Btu/h-W
Indoor
Outdoor
Net Weight
Indoor
kg
Outdoor
Refrigerant (R-22)
g
Airflow Direction Control (Up & Down)
Remocon Type
Liquid
Gas
Drain Hose
Connecting Wire
Main Power Cable
Time Delay Safety Function
Air Circulation
Soft Dry
Fan Speed (Indoor)
Timer
Self-Diagnosis
Air Circulation
m
3
/min
Dimensions
(W
×
H
×
D)
mm
W
A
LT-B2461CL
LT-B2461HL
LT-B2861CL
LT-B2861HL
24,000(6,048)
–
3.5
17
50
2,800
–
13.5
–
8.57
60
1,900
24,000(6,048)
24,000(6,048)
3.5
17
50
2,800
2,500
14
13
8.57
61
1,870
28,000(7,056)
–
4.0
19
52
2,850
–
13.4
–
9.82
60
2,100
28,000(7,056)
28,000(7,056)
4.0
19
52
2,850
2,650
13.4
12.6
9.82
65
2,400
Service Valve &
Connecting Tube
Connecting Tube
800 x 800 x 298(910 x 910 x 30)
1Ø, 220V~240V, 50Hz
35(30+5)
870 x 800 x 320
870 x 655 x 320
O
Wired Remocon, Wireless Remocon(Optional)
3/8"(9.52)
5/8"(15.88)
O
0.75mm
2
↑
2.5mm
2
↑
O
O
O
3(Hi, Med, Low)
24Hrs
O
2. 50Hz
–7–
Model Name
Item
Unit
Cooling Capacity
Btu/h(kcal/h)
Heating Capacity
Btu/h(kcal/h)
Moisture Removal
l/
h
Power Source
Ø, V, Hz
Indoor
Outdoor
Input
Cooling
Heating
Running Current
Cooling
Heating
E.E.R.
Btu/h-W
Indoor
Outdoor
Net Weight
Indoor
kg
Outdoor
Refrigerant (R-22)
g
Airflow Direction Control (Up & Down)
Remocon Type
Liquid
Gas
Drain Hose
Connecting Wire
Main Power Cable
Time Delay Safety Function
Air Circulation
Soft Dry
Fan Speed (Indoor)
Timer
Self-Diagnosis
Air Circulation
m
3
/min
Dimensions
(W
×
H
×
D)
mm
W
A
LT-
B3681CL
36,000(9,072)
–
5.0
22
58
4,300
–
7.5
–
–
80
3,150
36,000(9,072)
36,000(9,072)
5.0
22
58
4,300
4,100
7.5
7.0
–
81
3,150
36,000(9,072)
–
5.0
22
58
4,400
–
22
–
–
80
3,150
36,000(9,072)
36,000(9,072)
5.0
22
58
4,400
4,100
22
21
–
81
3,150
36,000(9,072)
36,000(9,072)
5.0
22
58
4,000
3,800
18
17
–
81
3,000
36,000(9,072)
–
5.0
22
58
4,000
–
18
–
–
80
3,150
LT-
B3681HL
LT-
B3661CL
LT-
B3661HL
LT-
B3621CL
LT-
B3621HL
Service Valve &
Connecting Tube
Connecting Tube
800 x 800 x 298(910 x 910 x 30)
35(30+5)
3Ø, 380-415V, 50Hz
1Ø, 220-240V, 50Hz
1Ø, 220V, 60Hz
790 x 965 x 320
O
Wired Remocon, Wireless Remocon(Optional)
3/8"(9.52)
3/4"(19.05)
O
0.75mm
2
↑
2.5mm
2
↑
3.5mm
2
↑
O
O
O
3(Hi, Med, Low)
24Hrs
O
–46–
Electronic control device
■
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