Daewoo DMB-G078LH-V User manual

Service Manual
Split System
Air Conditioner
Model: DMB-G078LH-V
DMB-G098LH-V
DMB-G128LH-V
DMB-G2713LH-VO
APR., 2006
✔Caution
: In this Manual, some parts can be changed for improving,
their performance without notice in the parts list. So, if you
need the latest parts information, please refer to PPL(Parts
Price List) in Service Information Center.
S/M NO : DMBG078001

Contents
1. Features
2. Specification
3. Dimensions
4. Refrigeration cycle diagram
5. Operationlimits
6. Wiring diagram
7. Troubleshooting
8. Electronicfunction
02
03
04
06
07
08
10
11
1

1.Features
1.1 Powerful at cooling/heating, 1.3 times and 1.6 times relatively higher than normal same type of
models.
1.2 Low voltage start-up function, even at 160 V it can normally start.
1.3 Anti-icing function at cooling mode.
1.4 Anti-cold air function at heating mode.
1.5 Auto-defrosting and heating recovering function at heating mode.
1.6 Outdoor whole electric current protection
1.7 Temperature protection of the outdoor compressor top.
1.8 Restart protection for the compressor.
1.9 24 hours on/off mode time setting.
1.10 Error self diagnosis function.
1.11 Protection against over-load or too-low current inputted through alternating current.
2

2. Specification
Model Item DMB-G078LH-V DMB-G098LH-V DMB-G128LH-V
Power source 220-240V~ 50Hz 220-240V~ 50Hz 220-240V~ 50Hz
Capacity BTU/H 7000(2700~9000) 9000(2730~10600) 12000(3070~12300)
Input W 820(250~1200) 1080(270~1470) 1400(310~1710)
Running current A 4.8(1.35~6.2) 6.0(1.45~7.6) 7.5(1.6~8.8)
Cooling
EER BTU/W.H 8.3 8.3 8.6
Capacity BTU/H 9000(2700~11000) 12000(2730~14000) 14000(3070~17000)
Input W 1010(250~1300) 1400(270~1800) 1790(300~2380)
Heating
Running current A 5.6(1.35~6.7) 7.2(1.49~9.3) 10.5(1.6~12.3)
Max. input consumption W 2100 2300 2600
Model BG130X1C-20FZ BG130X1C-20FZ BG130X1C-20FZ
Type Rotary Inverter Rotary Inverter Rotary Inverter
Brand MIDEA TOSHIBA MIDEA TOSHIBA MIDEA TOSHIBA
Refrigerant oil ml 370 370 370
Compressor
Refrigerant oil type R407C R407C R407C
Refrigerant R407C g 800 800 1150
Design pressure MPa 2.6 2.6 2.6
Input W RPG13H 36 RPG13H 36 RPG13C
50
Capacitor uF 1.2uF/ 450VAC
2.5uF/ 450VAC 2.5uF/ 450VAC 2.5uF/ 450VAC
1.2uF/ 450VAC 1.5uF/ 450VAC
Speed level 3 3 3
Hi speed( rpm) 1100 1100 1060
Mid speed( rpm) 1000 1000 900
Indoor fan
motor
Low speed( rpm) 800 800 800
High fan m3/h 500 520 560
Middle fan m3/h 430 430 460
Air flow
(indoor)
Low fan m3/h 330 330 380
Noise level
(indoor)
dB(A) 35/32/26 35/32/26 36/32/26 36/32/26
Input W YDK23-6G 63 YDK23-6G 63 YDK23-6G 63Outdoor fan
motor Capacitor uF
Noise
(outdoor)
High dB(A) 51 51 53
dimension(W*H*D) 750*250*188 750*250*188 815*280*195
Packing (W*H*D) 830*336*280 830*336*280 915*360*275
Indoor unit
Net weight kg 8.5 8.5 11
dimension(W*H*D) 780*520*240 780*520*240 780*520*240
Packing (W*H*D) 910*575*335 910*575*335 910*575*335
Outdoor unit
Net weight kg 37 37 40
1 The noise date is base on anechoic chamber, during actual operation, these values are normally somewhat different as a result of ambient
condition.
3

3. Dimensions
3.1 Indoor Unit(DMB-G078LH-V, DMB-G098LH-V)
188 750
4

3.2 Indoor Unit (DMB-G128LH-V)
3.4 Outdoor Unit (DMB-F2713LH-VO)
5

4. Refrigeration Cycle Diagram
Indoorunit outdoorunit
Valve
Sensor of room temp Heat exchanger
. 4wayvalve
Sensor
Heat exchanger Sensor of temp
Sensor of heat exchanger temp
. Sensor of heat exchanger temp
Compressor
Valve Capillary
6

5. Operation Limits
5.1Cooling operation
Outdoor unit air temp.
60
50
40
30
20
10
10 17 25 30 35 40
Indoor air temp.
Note :the chart is the result from the continuous operation under constant air temperature
conditions. however, excludes the initial pull-down stage.
5.2 Heating operation
Indoor air temp.
30
20
10
5
-5
-15
-15 -5 5 15 25 30
Outdoor unit air temp.
Note :the chart is the result from the continuous operation under constant air
temperature conditions. however, excludes the initial pull-down stage.
7

6. Wiring Diagram
Indoor unit (DMB-G078LH-V, DMB-G098LH-V)
8

Indoor unit(DMB-G128LH-V)
Outdoor unit (DMB-F2713LH-VO)
9