Summary of the content on the page No. 1
Service Manual
FLOOR STANDING AIR CONDITIONER
Model: DPB-280LH
DAEWOO ELECTRONICS CO., LTD.
OVERSEAS SERVICE DEFT.
Summary of the content on the page No. 2
Contents CONTENTS 1. Installation Guide...........................................................................................2 2. Specification..................................................................................................5 3. Outline..........................................................................................................6 4. Operation .....................................................................................................8 5. Circuit Diagram
Summary of the content on the page No. 3
10cm 50cm 1. INSTALLATION GUIDE 1 INSTALLATION PLACE Indoor unit Outdoor unit • Flat and strong place in the room • A place no reach of direct ray of sun (if necessary, shield the • No obstacles in front of air in/out grille light) • Easy place to connect drain hose to outside of room • No obstacles in front of air in/out grille • Easy place to connect copper tube with outdoor unit • A place having a drain out-let • Secure enough distance from neighboring objects as • Easy place to connect c
Summary of the content on the page No. 4
INSTALLATION OF INDOOR UNIT 3 1) Drain hose should maintain downward slope to outside of room. 2 2) Indoor unit should be fixed firmly with the bracket to avoid falling down. The bracket has several holes to fix the unit any direction needed (fore/back/right/left) 1 INSTALLATION OF OUTDOOR UNIT 4 1) Cushion rubbers absorb vibration of outdoor unit 2) The unit must be grounded for safety in accordance with local electrical codes. (Grounding resistance should be under 100 ohms) 2 1 REFRIGERANT TUB
Summary of the content on the page No. 5
Spec Color 2 3 1.25mm BLUE SIGNAL LINE 2 2 1.25mm BLACK SIGNAL LINE 2 1 1.25mm RED SIGNAL LINE 2 Y 1.25mm BROWN SIGNAL LINE 2 N 1.25mm BROWN MAIN POWER (INDOOR) 2 1.25mm YEL/GRN MAIN POWER (INDOOR) 2 L 1.25mm RED(or BLUE) MAIN POWER (INDOOR) 2 N 2.0mm BLACK MAIN POWER (OUTDOOR) 2 2.0mm YEL/GRN MAIN POWER (OUTDOOR) 2 L 2.0mm WHITE MAIN POWER (OUTDOOR) (Specification of harness) 6 ELECTRICAL WIRING CAUTION • Be sure to use designated wires and make it as short as possible • Use an exclusive power
Summary of the content on the page No. 6
2. SPECIFICATIONS DPB-280LH MODEL DPB-280LH ITEM Function COOLING HEATING Class T Power 220~240V/ 50Hz Capacity W 8,200 8,200 Btu/h 28,000 28,000 Dehumidification l/h - - Running Current A 14 14 Electrical Power Input W 2,800 2,800 Data Starting Current A - Type Scroll Compressor Model ZR36K3-PFJ-501 Capacitor 50µF/370V AC Indoor Unit Outdoor Unit Type Sirocco Propeller fan Fan Capacitor 5µF/400V AC 8µF/370V AC Motor Model Number DE112 A2935BA010 Control Capillary Refrigerant (R-22) Charge
Summary of the content on the page No. 7
3. OUTLINE INDOOR UNIT 1 DPB-280LH 4 5 3 2 7 6 1 No Part Name Quantity Description Remarks 1 Connecting Hole 3 ø60X100 (Left, Right, Back) 2 Evaporator 1 Heat Exchanger 3 Suction Grille 1 Air Inlet 4 Discharge Grille 1 Air outlet 5 Fan Blower 1 Sirocco Type 6 Joint (Gas) 1 OD ø15.88mm 7 Joint (Liquid) 1 OD ø9.52mm 6
Summary of the content on the page No. 8
OUTDOOR UNIT 2 DPB-280LH No Part Name Quantity Description Remarks 1 Service Valve (Liquid) 1 OD ø9.52mm Flare Type 2 Service Valve (Gas) 1 OD ø15.88mm Flare Type 3 Service Door 1 4 Fan Guard 1 Fan Protector 5 Fan Blower 1 Propeller type 6 Condenser 1 Heat Exchanger 7 Fan motor 1 Foor propeller fan 8 Compressor 1 Depend on Models 9 Earth Bolt 1 Ground 10 Connection Hole 1 Power & Control wire 7
Summary of the content on the page No. 9
AUTO MODE FAN SPEED FAN DIR. SLEEP FAN DIR. TIMER ON/OFF ENTER/ CANCEL TURBO/MILD 4. OPERATION 1 PARTS OF NAME AND FUNCTION Indoor Unit AIR OUT - According to the operation mode, it is opened/closed automatically. MAIN CONTROLS/ REMOTE SENSOR AIR IN - It is to suck warm air. - There is an air filter inside this grille. • The method to open the air suction grille Pull the upper side of grille with both hands. LCD REMOTE CONTROLLER - Operative distance is within 7m from the indoor unit. - Use
Summary of the content on the page No. 10
ROOM TEMPERATURE / DESIRED TEMPERATURE INDICATOR - It displays current room temperature and desired room temperature. FAN MODE INDICATOR AUTO FAN SPEED INDICATOR AUTO MODE INDICATOR FAN SPEED INDICATOR COOL MODE INDICATOR TIMER/SLEEP INDICATOR QUICK MODE INDICATOR ECONOMY MODE INDICATOR MODE BUTTON HEAT MODE INDICATOR (ONLY HEAT PUMP ON/OFF BUTTON - Whenever you push this button. MODEL) It repeats on -> off -> on -> off. MILD MODE INDICATOR ECONOMY MODE BUTTON DEHUMIDIFIER MODE INDICATOR FAN SP
Summary of the content on the page No. 11
Outdoor Unit OUTDOOR UNIT AIR OUT SERVICE VALVES(GAS TUBE) SERVICE VALVES(LIQUID TUBE) CAUTION • Do not install the outdoor unit on OUTDOOR UNIT AIR IN unstable place like outside wall of building or outside of balcony. In case - If there is any obstacle in front of falling, it may cause serious trouble of the grille, the efficiency of and damage. the unit can be lowered. 10
Summary of the content on the page No. 12
2 REMOTE CONTROLLER Name of Each Button AUTO Display Displays information pertaining to unit. ON/OFF Button Press to turn the unit on or off. TEMPERATURE Buttons Press to raise or lower FAN SPEED Button the desired temperature. Press to select the fan speed FAN DIR. Button (Auto, High " ", Middle " ", MODE FAN SPEED FAN DIR. Press to select up/down Low " ", Natural). direction for fan. MODE Button SLEEP FAN DIR. TIMER FAN DIR. Button Press to cycle through the modes Press
Summary of the content on the page No. 13
3 REMOTE CONTROLLER DISPLAY MODE Indicators (Auto/Quick/Cool/Fan/Dehumidifier/Heat) Lights to indicate the mode selected. AUTO FAN Indicators FAN DIRECTION Indicators Lights to indicate Lights to indicate the the fan speed. fan direction. NATURAL Indicator Lights to indicate the speeds simulating a breeze. TIMER Indicators Lights to indicate the timer function mode. TEMPERATURE & RESERVATION TIME lndicator Lights to indicate the temperature or time. Replacing Batteries TIMER Slide down the cove
Summary of the content on the page No. 14
4 DESCRIPTION OF FUNCTIONS OFF-Timer If you set time in OFF-Timer Mode, the unit will stop at the set time. Unit ON ON Unit OFF OFF SET Time HOUR ON-Timer If you set time in ON-Timer Mode, the unit will run at the set time. Unit ON ON Unit OFF OFF SET Time HOUR Control of Room Temperature (1) Range of setting temperature: 18~32°C (2) Setting temperature: Operating temperature of compressor COMP (ON) COMP (ON) COMP (OFF) COMP (OFF) -1°C0 +1 °˚C C (RT-DT) -1°C0 +1°˚C C (DT-RT) (COOLING) (HEATING)
Summary of the content on the page No. 15
Fan Speed (Indoor Unit) (1) Motor speed (high speed, middle speed, low speed). (2) Remote controller setting fan speed. (Auto, L, M, H, Natural) (3) Relation of operating mode between fan speed. (legned: X-no relation) DEHUMI- FAN ONLY COOL AUTO QUICK HEAT DIFICATION H HH L H H H M MM L M H M L LLLL H L Auto X Auto L Auto H Auto Natural Natural Natural L Natural H Natural (4) Automatic Operation If the unit is set in 'AUTO' mode, the unit operates automatically according to the room temperature
Summary of the content on the page No. 16
Sleep Mode (1) When you are going to sleep, select sleep switch and the unit controls the room to the desired temperature. (The unit will not operate after 4 hour) (2) For changing the temperature. DT DT +0.5°C +0.5°C –0.5°C +0.5°C –0.5°C –0.5°C 0 0.5 1.0 HOUR 0 0.5 1.0 HOUR (COOLING CYCLE) (HEATING CYCLE) (3) To cancel sleep mode, press the SLEEP button again or press the MODE button once.: the SLEEP indicator will disappear in the display. Frost Prevention of Indoor Unit When the unit operate
Summary of the content on the page No. 17
3 min. Time Delay of Compressor In normal operation, there is a time delay of three minutes between turn off and turning back on including initial 3 Seconds Time Delay of Indoor Fan Motor When the speed of indoor fan motor changes, there is a time delay of 3 seconds at each speed step. Auto Mode (1) In Auto Mode After the indoor fan is operated for 20 seconds in the Auto Mode, the unit will operate automatically by selecting operating Mode according to the room temperature RT: Room temperature (
Summary of the content on the page No. 18
Dehumidification Mode 1DT+1˚C < RT Outdoor Fan, Compressor : ON Indoor Fan : Low speed < < 2DT-1˚C RT DT+1˚C Outdoor Fan, Compressor : 3 min/ON, 5 min/OFF Indoor Fan : Low speed 3DT-1˚C > RT Outdoor Fan, Compressor : OFF Indoor Fan : Low speed Air Discharge Direction 1. Press fan direction button to select fan direction • Press desired fan direction button, "UP • DOWN" or "LEFT • RIGHT" control louver moves, press FAN DIR. again to stop FAN DIR. Quick Mode(Powerful Cooling & Heating) (1) Coolin
Summary of the content on the page No. 19
5. CIRCUIT DIAGRAM 1 WIRE CONNECTION OF INDOOR AND OUTDOOR UNIT DPB-280LH 18
Summary of the content on the page No. 20
MAIN ELECTRIC PARTS 2 DPB-280LH Object/part No. Manufacturer/trademark Type/model Technical data Standard Mark(s) of confirmity Motor-compressor Copeland ZR36K3-PFJ AC220-240V 50Hz R22 DEMKO Outdoor fan motor DMI A2935BA010 AC 230V 50Hz NONE Indoor fan motor O-YANG DE112 AC 230V 50Hz NONE Thermal protector for Korea Taxas 17AM035A5 AC 250V fan motor Instruments Jaeil engineering ST-16 AC 220-240V 50/60Hz VDE Synchronous motor Namyang Precision NYM-16H-1 AC 220-240V 50/60Hz NONE (Alter) Steppin
