Daewoo DWB-052C User manual

1
Please observe the following instructions.
1. Operate the Selector Switch to run or stop the unit.
- Do not use Main Power Switch or Auxiliary Power Switch to operate unit.
2. Do not stick anything into the air outlet or inlet.
- It is dangerous and it can cause injury or damage.
3. Avoid exposing your body directly to a continuous cool air - flow for long periods.
- It is not good for your health.
4. Do not pour water on the unit to clean it.
- It is dangerous and it can cause injury or damage.
Never use solvents or harsh chemicals when cleaning the unit.
When the air inlet grill and cabinet are dirty, wipe with luke - warm water (below 40°C)
5. Avoid placing any obstacles near the inlet or outlet.
- If the inlet or outlet is blocked with any obstacle, it may cause damage to the unit.
6. Do not run or stop the unit frequently.
- If you run or stop the unit more then 4-5 times an hour, it can cause damage to the unit.
7. Wait at least 3 minutes before restarting the unit or in the case of power failure.
- If you turn on the unit within 3 minutes after power off, this can cause damage to the unit.
8. If the air conditioner is operated without an air filter, dust is not removed from the air, and resultant
accumulation in the unit may lead to a failure.
- Do not forget to install the air filter.
9. The air filter should be cleaned at least once every two weeks.
10. When the unit is cleaned, set the Selector Switch at off position.
- And then unplug the power plug.
11. Never store gasoline or other flammable liquid near the air conditioner.
- It is very dangerous.
12. Do not force the controls on the front panel too much.
- It can cause damage the controls and the unit.
13. Set a comfortable temperature.
- Very low temperature setting considerably increase power consumption.
14. Be careful to keep room temperature comfortable.
- Avoid continuous direct air flow on you or a sick person while sleeping.
15. Do not remove the plug by pulling the power cord.
- Damage to the cord and may cause shock hazard.
16. This air-conditioner must used 20°C(min)-43°C(max) outdoor and 20°C(min)~32°C(max) indoor on the
temperature range.
17. The appliance is not intended for use by young children or infirm persons without supervision.
18. Young children should be supervised to ensure that they do not play with the appliance.
PRECAUTIONS FOR PROPER USE OF AIR CONDITIONER

2
1. GENERAL SPECIFICATIONS...................................................2
2. INSTALLATION INSTRUCTIONS................................................3
3. NAMES OF MAJOR COMPONENTS............................................4
4. OPERATION INSTRUCTIONS ..................................................5
• FAN & COOLING CONTROL
• TEMPERATURE CONTROL
5. GENERAL INFORMATION......................................................6
• CHANGING AIR FLOW DIRECTION
• AIR FLOW AROUND UNIT
6. CARE AND MAINTENANCE ....................................................7
• AIR FILTER
• CLEANING THE AIR CONDITIONER
7. ELECTRICAL REQUIREMENTS ................................................8
• ELECTRICAL GROUNDING INSTRUCTIONS.
• USE OF EXTENSION CORDS
8. BEFORE CALLING FOR SERVICE .............................................9
TABLE OF CONTENTS
GENERAL SPECIFICATIONS
ITEM MODEL
POWER SOURCE
DIMENSIONS
WEIGHT (NET)
DWB-052C
AC 220 – 240V ~ 50Hz, SINGLE PHASE
440(W) x 313(H) x 385(D) mm
21Kg - Approx.

3
• WINDOW INSTALLATION
1. Determine Window Location.
Determine a suitable location.
The window where the Air Conditioner is to be installed should have enough strength to bear the weight
of the Air Conditioner.
2. Measure unit’s dimensions
3. Install the Mounting Angle at the Proper Location.
Install the Air Conditioner using the Mounting Angle or other Hardware to be installed as shown in Fig.1
For proper drainage, Rear side of the unit should be inclined about 5mm lower.
4. Insert unit in window.
With 2 people, lift unit and insert it into the window opening.
5. Finish opening
Close up the gap between unit and window using the sponge or tape for insulation as shown in Fig. 1
* If through the wall installation is required, you may choose to consult an independent servicing Dealer.
INSTALLATION INSTRUCTIONS
CAUTION : Two people must work together to avoid personal injury.
Close up the gap Mounting Angle
unit
wall
5mm
Fig. 1 Mounting Angle Installation.

4
NAMES OF MAJOR COMPONENTS
NO PART NAME
1 CABINET
2 BLADE VERTICAL
3 COOL AIR DISCHARGE
4 GRILLE FRONT
5 KNOB THERMOSTAT
NO PART NAME
6 KNOB SELECTOR
7 AIR INTAKE
8 AIR FILTER
9 CONTROL PANEL
• DWB-052C
2
3
8
65
1
4
7
9

5
• FAN & COOLING CONTROL
The Fan Control Selector Switch has five positions.
Choose one of the speed settings by rotating the fan control Selector Switch to the appropriate position.
OFF Select this setting for stop all operation of air conditioner
HIGH FAN Select this setting for maximum air circulation without cooling.
LOW FAN Select this setting for quiet air circulation without cooling.
HIGH COOL Select this setting for cooling operation with HIGH FAN.
LOW COOL Select this setting for cooling operation with LOW FAN.
• TEMPERATURE CONTROL
Choose a temperature settings by rotating the knob of thermostat to the appropriate position
•The Thermostat automatically starts and stops cooling operation in
order to keep the room temperature at a proper level, and this results in
efficient use of power and economical cooling.
•Turn clockwise for a cooler room temperature.
•Turn counter-clockwise for a warmer room temperature.
OPERATING INSTRUCTIONS
NOTE
• FOR MOST ECONOMICAL USE
1. Properly control the room temperature.
2. Avoid the unit being exposed to direct sunlight. Keep direct sunlight from the room.
3. Do not leave doors and windows open.
NOTE
Setting the control at the coldest extreme of the temperature range will not cool the room any
faster. Usually the midpoint is a good starting position. If the room temperature is not satisfactory
after a reasonable period of time, adjust the temperature control to a lower or higher.
Selector
Off
Low
Cool
Low
Fan
High
Cool
High
Fan
Thermostat
Cooler
CAUTION
When the air conditioner has been performing its cooling operation and is turned “OFF”or set to the
‘FAN”position, wait at least 3 minutes before resetting to the cooling operation.

6
•CHANGING AIR FLOW DIRECTION
Air flow deflectors divert air from center flow to left or right.
Adjust deflectors for desired air flow pattern.
•AIR FLOW AROUND UNIT
Check in door grill and outdoor louvers for air flow obstructions. Do not block air flow to and from unit. The
outdoor coil should be checked and periodically cleaned for debris that may collect and block unit air flow.
If air flow is obstructed or deflected back into unit, the compressor may cycle on and off rapidly, causing
early compressor failure.
GENERAL INFORMATION

7
•AIR FILTER
Clean the air filter, which removes dust inside the room.
It should be washed at least once every week during operation.
1. Remove the Air Filter from the front grill by pulling up.
2. Clean Air Filter with a vacuum cleaner or lukewarm, soapy water.
3. Shake it when clean to remove moisture completely. Reinstall.
•CLEANING THE AIR CONDITIONER
1. At least once a year, remove cabinet and thoroughly clean air
conditioner. Have the unit inspected by an authorized service man
to ensure unit is functioning properly.
2. Wash air conditioner with lukewarm, soapy water as needed.
Rinse and dry thoroghly.
3. If using concentrated liquid detergent, dilute in warm water first.
4. Front grill may be wiped off with a cloth dampened in a mild
detergent solution.
5. Cabinet may be washed with mild soap or detergent and
lukewarm water, then polished with liquid wax for appliances.
6. Condenser and Evaporator coils should be cleaned at the beginning
of each cooling season. Use a soft brush or vacuum
cleaner to clean them, making sure that the Condenser and Evaporator coils are not damaged.
7. Do not use abrasive cleaners. These items scrach, crack and discolor surfaces.
CARE AND MAINTENANCE
CAUTION
To avoid death or personal injury due to electrical shock, turn fan control OFF and unplug power cord
before cleaning or performing maintenance. After cleaning or performing maintenance, reconnect power.
NOTE
A dirty Air Filter reduces air flow and the cooling capacity.
Do not operate unit without Air Filter.
NOTE
To assure continued peak efficiency, condenser coils (weather side of unit) should be checked
periodically and cleaned if clogged with soot or dirt from the atmosphere.

8
•ELECTRICAL GROUNDING INSTRUCTIONS
This appliance is equipped with a three-prong(grounding) plug for protection against possible shock
hazards. If a two-prong wall receptacle is encountered, the customer is required to contact a qualified
electrician and have the two-prong wall receptacle replaced with a properly grounded three-prong wall
receptacle in accordance with the National Electrical Code.
•USE OF EXTENSION CORD SET
Because of potential safety hazards under certain conditions, we strongly recommend against the use of
an extension cord set. However, if you still elect to use an extension cord, it is absolutely necessary that it
is earthed and the marked rating of the extension cord set should be 250V 10A (Min.).
The socket-outlet shall be installed near the equipment and shall be easily accessible.
•REPLACEMENT OF SUPPLY FLEXIBLE CORD.
If the supply flexible cord is damaged, it must be replaced by the manufacturer or its service agent or
similarly qualified person in order to avoid a hazard.
ELECTRICAL REQUIREMENTS
WARNING :
To avoid death, personal injury or properly damage due to electrical shock, this unit must be grounded.
Do not under any circumstances cut or remove the round grounding prong from the plug.
Do not use a two prong adapter.
WARNING :
To avoid death, personal injury or properly damage due to electrical shock, do not use an
extension cord or pinch the power cord.
Do not remove the warning tag from the power cord.
CAUTION :
The appliance shall be installed in accordance with national wiring regulations.

9
BEFORE CALLING FOR SERVICE
When you find something wrong with your room air conditioner, please carefully check the following items.
If you are unable to find the cause of trouble, contact your service dealer.
Difficulty
•Air conditioner does
not operate.
•Little or no cooling
•Noisy unit
•Ordors from unit
•Water in base pan.
Possible Cause
•No power to unit.
•Compressor lockout on initial
plug in.
•Dirty air filter
•Is there anything blocking the
front?
•Thermostat is not adjusted
correctly.
•Air conditioner undersized for
application.
•Loose parts
•Weak building construction.
•Water hitting fan.
•Mold, mildew or algae formation
on wet surfaces.
•Normal for operation in humid
areas.
Suggested Solution
•Set Fan Control Select to
position other than "OFF".
• Confirm power cord is plugged in.
• Verify main power switch
(main circuit breaker) or fuse
of the unit is good.
•Wait 3 to 4 minutes and restart
the unit.
•Clean air filter.
•When blocked by curtains,
blinds, or furnitures, etc., the air
flow is restricted and cooling
performance is affected.
•Adjust thermostat correctly.
•Check with dealer to determine
proper unit capacity for
application.
•Tighten any loose parts.
•Provide additional support.
•Normal in high humidity.
•Stop noise by allowing water to
drain from base fan through
drain hole.
•Place algaecide tablet in base
pan
•Remove water in base pan
through drain hole.
•Water in base pan is picked up
by the fan blade and thrown onto
the warm outdoor coil where
water then evaporates.

MODEL #: DWB-052C
ROOM AIR CONDITIONER
USE & CARE MANUAL
WINDOW TYPE ROOM AIR CONDITIONER
W1
Please read carefully and thoroughly this manual before
operating the unit.
If you still have any difficulties or problems, consult your
dealer for help or ELECTRONICS.
Please keep this manual well.