Daewoo DMB-1822LH User manual

CONTENTS
1. SPECIFICATIONS.....................................................................................................2
2. CONFIGURATION.....................................................................................................4
3. OUTLINE AND DIMENSIONS .................................................................................5
4. INSTALLATION SECTION......................................................................................10
5. OPERATION............................................................................................................26
6. WIRING DIAGRAM .................................................................................................41
7. REFRIGERANT CYCLE.........................................................................................45
8. CONTROL BLOCK DIAGRAM...............................................................................46
9. TROUBLE SHOOTING...........................................................................................48
10. PCB DRIVING DESCRIPTION ............................................................................54
11. KEY COMPONENTS OF ELECTRONIC CIRCUIT ...........................................76
12. DISASSEMBLY INSTRUCTIONS........................................................................80
1) Indoor Unit ........................................................................................................80
2) Outdoor Unit .....................................................................................................83
3) Exploded Diagram (Indoor Unit)......................................................................84
4) Exploded Diagram (Outdoor Unit)...................................................................92
5) Control Box Assembly......................................................................................96
6) Control Panel Assembly.................................................................................102
Contents

2
1. SPECIFICA
TIONS
MODEL DMB-1822/1832LH (9K) DMB-1822/1832LH (9K) DMB-1822/1832LH (9K+9K)
Function
Class T
Power AC 220-240V, 50Hz
Capacity
Dehumidification 1.15 1.15 2.3
Running Current
Power Input
Starting Current 49 A
Type Rotary (DAEWOO : China)
Model RBB095M011
Capacitor 25uF/370VAC 25uF/370VAC
Type
Capacitor
Motor Model Number
Control Capillary
Charge Quality 750 g 750 g
Type Flare
OD (Liquid/Suction) 1/4" (6.35mm) / 3/8" (9.52mm)
Indoor Unit Dimension (W x H x D) 750 x 245 x 174
Outdoor Unit Dimensions (W x H x D) 800 x 615 x 325
Net Weight Indoor Unit (kg) 7.00 7.00
Outdoor Unit (kg) 62.0
Electrical
Data
Compressor
Fan
Motor
Refrigerant
(R-22)
Connection
DSB-1822/1832LH
W
Btu/h
l/h
A
W
A
Cooling Heating Cooling Heating Cooling Heating
2637.6
9000
2637.6
9000
2637.6
9000
2637.6
9000
5275.3
18000
5275.3
18000
4.6
990
4.6
990
4.6
990
4.6
990
8.6
1880
8.5
1840
Indoor Unit
Cross flow fan
1 0uF 400VAC
YDK-8-4B(Xiangming)
Outdoor Unit
Propeller fan
5+25uF 400VAC
A2919BA010(DMI)
Indoor Unit
Cross flow fan
1.0uF 400VAC
YDK-8-4B(Xiangming)
Outdoor Unit
Propeller fan
5+25uF 400VAC
A2919BA010(DMI)
-
-
-
-
-
-
-
RBB095M011
-

3
MODEL DMB-2112/2122LH (9K) DMB-2112/2122LH (12K) DMB-2112/2122LH (9K+12K)
Function
Class T
Power AC 220-240V, 50Hz
Capacity
Dehumidification 1.15 2.10 3.25
Running Current
Power Input
Starting Current 49 A
Type Rotary (DAEWOO : China)
Model RCB120M001
Capacitor 25uF/370VAC 25uF/370VAC
Type
Capacitor
Motor Model Number
Control Capillary
Charge Quality 750 g 1150 g
Type Flare
OD (Liquid/Suction) 1/4" (6.35mm) / 3/8" (9.52mm)
Indoor Unit Dimension (W x H x D) 750 x 245 x 174
Outdoor Unit Dimensions (W x H x D) 800 x 615 x 325
Net Weight Indoor Unit (kg) 7.00 9.3
Outdoor Unit (kg) 65.0
Electrical
Data
Compressor
Fan
Motor
Refrigerant
(R-22)
Connection
DSB-2112/2122LH
W
Btu/h
l/h
A
W
A
Cooling Heating Cooling Heating Cooling Heating
2637.6
9000
2637.6
9000
3516.8
12000
3516.8
12000
6154.4
21000
6154.4
21000
4.6
990
4.6
990
6.0
1300
6.0
1300
10.1
2200
10.1
2200
Indoor Unit
Cross flow fan
1.0uF 400VAC
YDK-8-4B(Xiangming)
Outdoor Unit
Propeller fan
5+25uF 400VAC
A2919BA010(DMI)
Indoor Unit
Cross flow fan
1.0uF 400VAC
YDK-8-4B/A(Xiangming)
Outdoor Unit
Propeller fan
5+25uF 400VAC
A2919BA010(DMI)
925 x 285 x 194 (815 x 285 x 195)
RBB095M011
-
-
-
-
-
-
-
-

2. CONFIGURATION
4
* You should individually install and operate each A and B units in DMB-2112LH and DMB-2122LH.
* You can exchangeably install and operate each A and B unit in DMB-1822LH and DMB-1832LH.
Model
DMB-1822LH
DMB-1832LH
DMB-2112LH
DMB-2122LH
Indoor Unit Items
Unit Capacity
A 9000 Btu/h
B 9000 Btu/h
A 12000 Btu/h
B 9000 Btu/h
Reference
A & B units are the same
A & B units are different
A
B
A
B
(DMB-1822LH)
9K
9K
A
B
(DMB-2112LH)
12K
9K
A
B
(DMB-2122LH)
12K
9K
A
B
(DMB-1832LH)
9K
9K

5
750
Plate Mounting
REMOCON
Connecting Pipe
Grille Insert
174
245
Frame Grille
Body
Plate Mounting
3. OUTLINE AND DIMENSIONS
1
INDOOR UNIT
DMB-1822LH unit A & B, DMB-2112LH unit B (9000 BTU/h)

6
750 750
Plate Mounting
REMOCON
Connecting Pipe
Grille Insert
174
245
Frame Grille
Body
Plate Mounting
DMB-1832LH unit A & B, DMB-2122LH unit B (9000 BTU/h)

DMB-2112LH unit A (12000BTU/h)
7
REMOCON
Filter - L Filter - R
Grille Insert
Frame Grille
Body
Plate Mounting
Connecting Pipe
Plate Mounting
406
194
285
925

8
DMB-2122LH unit A (12000BTU/h)

9
2
OUTDOOR UNIT
DMB-1822LH/1832LH/2112LH/2122LH
Inlet
Outlet
Outlet
Foot Cushion
800
Cabinet Front Service Cover
Service Valve
Cabinet Side
Panel Top
Guide Support
Foot
325

10
This Installation section explains how and where to connect this new air conditioner. Please read make sure all acces-
sories are included as shown below and read manual thoroughly. This Installation section is provided to assist the per-
son knowledgeable in air conditioner installation and should not be installed by anybody who is not thoroughly familiar
with this type of installation. Please contact a professional installer if necessary.
ACCESSORIES SUPPLIED WITH THE UNIT:
COPPER TUBING:
Copper tubing supplied is available at most dealers or A/C shops. Make sure the new copper tubing has the same
specifications and diameter as the original copper tubing and is as short as possible.
Note:
The remainders except for No. 2, 7, 11 are contained in the indoor boxes.
BASIC ACCESSORIES
12
8
679
3
10 11
4
No. Description Qty.
1 Wall Bracket 2
2 Outdoor Unit Cover 1
3 Remote Controller
4 Deodorizing Filter
5 Electrostatic Filter
2
2
2
6 Remote Holder 2
No. Description Qty.
7 Foot Cushion 4
8 Concrete Nails 10
9 Remote Holder Screws 6
10 Wall Bracket Screws 16
11
12 Signal connection cord 2
Battery 4
5
12
4. INSTALLATION SECTION