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TABLE OF CONTENTS
1. PRECAUTION ...................................................................................................................................2
2. GENERAL SPECIFICATIONS .........................................................................................................3
3. NAMES OF MAJOR COMPONENTS.............................................................................................4
4. FUNCTION OF MAIN COMPONENTS...........................................................................................5
5. GENERAL INFORMATIONS............................................................................................................6
6. CARE AND MAINTENANCE...........................................................................................................7
7. TROUBLE SHOOTING GUIDE ...................................................................................................8~9
8. HOW TO DISASSEMBLE ..............................................................................................................10
9. WIRING DIAGRAM.........................................................................................................................11
10. REFRIGERANT CYCLE...............................................................................................................12
11. EXPLODED DIAGRAM AND PARTS LIST................................................................................13
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1. PRECAUTION
Please observe the following instructions.
1. Turn off unit.
Make sure the unit is OFF and the AC cord is unplugged before repairing or servicing.
2. In case of checking the circuit unavoidably while the unit is connected with power source, be careful
not to connect with the part of electric charge.
You may cause electric shock.
3. Use of proper part if you need to replace the part, be sure to use genuine part of servicing model.
Do not repair or replace the electric contact part.
Consumer must not repair the unit, because it is dangerous.
4. Use of proper tool.
You must use the proper tool to repair the unit, and use the measuring appliance adjusted accurately.
5. Damage of electric wire and power cord when servicing.
Check electric wire and a surely replace a damage electric wire and a damage power cord.
6. Never use connecting the middle of wire, after cutting the middle of wire.
It may cause a fire and trouble.
7. Checking the insulation resistance.
After you complete the assembly of unit, surely check the insulation resistance.
Confirm that the insulation resistance of the power line and the ground terminal is over 30M by measuring insulation
resistance.
8. Checking the ground.
After checking the ground, servicing it completely.
9. Checking the installation.
After checking the installation, servicing it completely.
10. Care children.
When servicing, do not make the children approach the air-conditioner.
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2. GENERAL SPECIFICATIONS
MODEL
DWB-050C DWB-070C DWB-091C DWB-070C-D DWB-070C-M DWB-091C-D
ITEM
Function Cooling Only
Power source AC 220 - 240V / 50Hz
Cooling Btu/h 5,100 7,300 8,600 7,200 7,150 8,600
Capacity
Kcal/h 1,285 1,840 2,170 1,815 1,800 2,167
Energy Btu/Wh 8.60 9.67 9.30 9.86 9.7 9.94
Efficiency
Ratio Kcal/Wh 2.17 2.44 2.35 2.48 2.44 2.51
Pts/h 0.99 2.02 2.49 2.43 2.13 2.66
Dehumidification
g/h 450 910 1,130 1,105 970 1,210
Power Input (W) 595 755 925 730 735 865
Electrical Data
Running Current (A) 2.6 3.2 4.1 3.1 3.3 3.6
Type ROTARY
Compressor Model QA096PK11B QB134PL12A QK164PN12C RBB070A001 KH127VFHC RBB090A001
Capacitor 25