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1

Samsung Electronics

1. Product Specifications

1-1 Table

 DB98_15924A(3)_1  4/6/04 2:59 PM  Page 1

Model

Item

Indoor unit 

Outdoor unit

Indoor unit 

Outdoor unit

Cooling
Heating
SASO

l/h

m3/h

8.5/9.5

25.0

8.5/9.5

25.0

dB

43

55

43

55

Cooling
Heating
SASO

V-Hz

Cooling
Heating
SASO
Cooling
Heating
SASO
Cooling
Heating
SASO

A

Length

m

Capacity

A

mm

825×258×189

720×548×265

825×258×189

720×548×265

inch

32.4×10.1×7.42 28.3×21.6×10.4 32.4×10.1×7.42

28.3×21.6×10.4

kg

8.4

33.5

8.4

33.5

Liquid

mm×L(m)

Gas

mm×L(m)

D×L(m)

—

—

—

—

—

—

—

—

Cross-flow

Propeller

Cross-flow

Propeller

Type

steel

steel

steel

steel

Rated Output

W

—

—

—

—

2ROW  14STEP 2ROW  24STEP 2ROW  14STEP 2ROW  24STEP

cc

g

—

870

RBC12050-12500

5.2

—

98.4
98.7

—
—

1,200
1,180

—

5.3

10.0
11.0

—

1-220/240-50

RBC12107-12500

INDOOR UNIT

：

DB27˚C WB19˚C OUTDOOR UNIT

：

DB35˚C WB24˚C

INDOOR UNIT

：

DB32˚C WB23˚C OUTDOOR UNIT

：

DB43˚C WB26˚C

Protection Device(OLP)
Cooling Test Condition
Maximum Operation Condition

CAPILLARY TUBE

Freezer Oil Capacity
Refrigerant to Charge(R22)

—

960

Type

Heat Exchanger
Refrigerant Control Unit

—
—

ø6.35 X 5
ø12.7 X 5

ø18.0 X 2

，

000

Rotary

CAPILLARY TUBE

Rotary

Type

Type
Rated Output

250V-10/16A

Drain Hose

ø6.35 X 5

ø12.7 X 5

ø18.0 X 2

，

000

Refrigerant Pipe

W×H×D

Outer Dimension

Weight

98.6

Staring Current

—
—

Power Cord

—

Number of Core Wire

250V-10/16A

5.7
6.5

98.4
94.6

1,200
1,240
1,410

5.5

10.0
10.5
7.45

1-220-60

13,000

10,500

—

1.0

1.0

Power

W

A

%

BTU/W·h

Power

Perfor-

mance

Dehumidifying
Air Volume
Noise

AQT

12

WHWE

Wall-mounted

Wall-mounted

BTU/h

Type

AQT12WHWB

12,000

12,000

13,000

Size

Capacity

Eenergy Efficiency Ratio

Power Consumption

Operating Current

Power Factor

Compressor

Blower

Motor

Motor

Содержание 4qt12whwb

Страница 1: ...ERVICE Manual CONTENTS AIR CONDITIONER 1 Product Specifications 2 Disassembly and Reassembly 3 Refrigerating Cycle Diagram 4 Set Up Model Option 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagram 8 Wiring Diagram 9 Schematic Diagram ROOM AIR CONDITIONER ...

Страница 2: ...0 INDOOR UNIT DB27 C WB19 C OUTDOOR UNIT DB35 C WB24 C INDOOR UNIT DB32 C WB23 C OUTDOOR UNIT DB43 C WB26 C Protection Device OLP Cooling Test Condition Maximum Operation Condition CAPILLARY TUBE Freezer Oil Capacity Refrigerant to Charge R22 960 Type Heat Exchanger Refrigerant Control Unit ø6 35 X 5 ø12 7 X 5 ø18 0 X 2 000 Rotary CAPILLARY TUBE Rotary Type Type Rated Output 250V 10 16A Drain Hose...

Страница 3: ...o Parts Procedure Remark 1 Front Grille 1 Stop the air conditioner operation and block the main power 2 Open the Front Grille by pulling right and left sides of the hook 3 Loosen 1 of the right screw and detach the Terminal Cover 4 Detach the thermistor from the Front Grille 5 Loosen 2 fixing screws of Front Grille Samsung Electronics 2 ...

Страница 4: ...nel Front and Tray Drain 7 Unlock 3 hooks to fix Panel Front and Back Body 1 Take all the connector of PCB upper side out Inclusion Power Cord 2 Detach the outdoor unit connection wire from the Terminal Block 3 Loosen 4 fixing screws of Ass y Control In 1 Pull Tray Drain out from the Back Body 3 Samsung Electronics ...

Страница 5: ...tion Pipe 3 Detach the Holder Pipe at the rear side 4 Loosen the 3 fixing screws of right and left side 5 Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit 1 Loosen the fixing screw and detach the Motor Holder 2 Detach the Fan Motor from the Fan 3 Detach the Fan From the left Holder Bearing Samsung Electronics 4 ...

Страница 6: ...rews on both right and left Cabinet Side edge and a fixing screw on the Cabinet Front lower to detach the Cabinet Front 2 Loosen 2 fixing screws of the Ass y Control 3 Loosen 6 fixing screws of the Cabinet Side RH 4 Loosen 2 fixing screws of the Cabinet Side LF 5 Samsung Electronics ...

Страница 7: ...assemble the pipe in both inlet and outlet with welding torch 3 Detach the Heat Exchanger 1 Loosen the Terminal Cover nut to open the Terminal Cover 2 Disassemble the cloth sound felt 3 Disassemble the pipe in both inlet and outlet of the Compressor with welding torch 4 Disassemble the pipe in both inlet and outlet of the Condenser with welding torch 5 Loosen the 3 bolts at the bottom 6 Detach the...

Страница 8: ...at Exchanger Evaporator Heat Exchanger Evaporator Propeller fan Cross fan 2 Way valve Capillary tube Capillary tube Check valve Note 3 Way valve 4 Way valve Gas side Liquid side Compressor 3 Refrigerating Cycle Diagram 3 1 Refrigerating Cycle Diagram 7 Samsung Electronics ...

Страница 9: ...1 4 2 5 Setting Option SEG1 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 2 Setting Option SEG2 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 4 Setting Option SEG3 Push the button to set the display panel to Every time you push the button the display panel reads repeatedl...

Страница 10: ...isplay panel to Every time you push the button the display panel reads repeatedly 9 Change it into the set display of Option SEG7 and SEG8 with the button 11 Setting Option SEG8 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 13 Setting Option SEG9 Push the button to set the display panel to Every time you push the button the display pa...

Страница 11: ...e input of option is completed If the ding sound isn t heard try again pressing the ON OFF button Step 5 Unit operation test run First Remove the battery from the remote controller Second Re insert the battery into the remote controller Third Press ON OFF key with the direction of remote controller for set Error Mode 1st If all lamps of indoor unit are flickering Plug out plug in power plug again ...

Страница 12: ...11 Samsung Electronics 4 2 Table of the option Code Model Option Code SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 AQT12WHWB AQT12WHWE 2 5 0 2 5 7 0 3 4 0 2 5 0 2 5 7 0 3 4 0 ...

Страница 13: ...ir conditioner does not operate The compressor and indoor fan stop intermittently in HEAT mode Indoor fan and outdoor fan stop operation intermittently in a HEAT mode The compressor stops intermittently in a COOL mode or DRY mode and fan speed of the indoor unit decreases 1 2 3 4 5 6 7 8 9 Operation of air conditioner Explanation It indicates power is on The LED stops blinking if the opera tion ON...

Страница 14: ...P OPERATION TIMER TURBO No response from the remote control operation signal Unable to operate the outdoor unit Plug out and plug in 5 seconds later Press the TURBO button with the remote control In 3 minutes check the voltage between the indoor unit terminal block N 1 and 1 Able to operate the remote control Unable to operate the remote control AC200V AC240V No power source displayed OK Press the...

Страница 15: ...plug the power cord and plug it after 5 seconds Check the setting temperature operate Check the display board Check the indoor unit control board No Reconnect wires correctly Check whether two wires of power cord are connected correctly to the terminal block and control board Press the Power Button on the remote control unit to operate the air conditioner No Replace fuse Check whether the fuse on ...

Страница 16: ...B board 2 Troubleshooting procedure Yes Yes Yes Yes After unplugging out the power cord should be reconnected within 5 seconds No Check as in the procedure NO power parts No Micom should be replaced Does the Solid State Relay SS71 work properly Does the OPERATION lamp blink Micom is out of order Test rod location PCB CN72 Condition pin 3 and 5 Fan operate About AC 180V Normal Voltage No PCB should...

Страница 17: ...ERMINAL BLOCK connector N 1 1 2 3 2 Troubleshooting procedure Yes Yes No Yes Yes Yes No After unplugging out the power cord should be reconnected within 5 seconds Does the timer lamp blink during operation No Check as in the procedure No Power parts No PCB should be checked Is the power relay RY71 operated by adjusting the room temperature Does the OPERATION lamp blink Micom is out of order PCB sh...

Страница 18: ...re Yes No Yes Yes Remove power cord and plug in again in approx 5 seconds UP DOWN louver motor is faulty No Check as in the procedure No Power parts Yes Normal Does operation start when swing button of the remote control unit pushed Is STD lamp blinking No Micom IC04 is faulty Voltage at pin 57 60 of micom IC04 change Squarewave No Driver IC06 08 ULN2003A is faulty Voltage at pin 16 of IC06 ULN200...

Страница 19: ...or 2 Troubleshooting procedure No Yes Yes Yes After training on the heating operation should start in 5 minutes 4 Way valve should be replaced or connecting Cable Check No No Abnormal Micom Is the number checking 11 of IC05 ULN2003A LOW Is the number 38 of Micom IC04 DC 5 0V No Abnormal IC05 Is the voltage between CN71 1 and CN71 5 rating voltage 10 range No Abnormal RY73 PCB should be replaced Ab...

Страница 20: ...om the ASS Y PCB CN43 connector and measure the sensor resistance with an ohmmeter tester Connect the sensor to CN43 supply power and measure the voltage of 1 and 2 of the CN43 connector MICOM Error or Connector CN43 check Is the sensor resistance value 10KΩ 3 at the room temperature of 25 C Yes Poor ASS Y PCB Replace Below 0 5V Yes Poor ASS Y PCB Replace Over 4 9V Indoor unit room temperature sen...

Страница 21: ...3 8 When the remote control is not receiving 1 Check if the connector was normally assembled 2 Put the set in operation and check the voltage of No 3 and No 2 of the main PCB CN91 while operating the remote control When the voltage descends below 3V the assembly module PCB is normal and the main PCB is poor Then replace the main PCB 3 Replace the assembly display PCB because the module PCB is poor...

Страница 22: ...AN Speed High 2 Continuous Operation 1 Is the fuse disconnected F701 Checking the power voltage 1 Is the DB71input voltage AC200V AC240V 2 Is the voltage between both terminals of the C102 on the 2nd side of the transformer AC12V 0 5V 3 Is the voltage between both terminals of OUT and GND of IC02 KA78L05 DC5V 0 5V Checking the power voltage 1 Check the voltage of the relay RY71 coil IC05 PIN 11 an...

Страница 23: ...15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 4 300 4 444 4 594 4 749 4 912 5 080 5 256 5 439 5 630 5 828 6 033 6 246 6 468 6 699 6 941 7 192 7 455 7 729 8 015 8 313 8 622 8 944 9 281 9 632 10 10 380 10 780 11 200 11 630 12 090 12 560 13 060 13 570 14 120 14 680 15 280 15 900 16 550 17 240 17 960 18 700 19 480 20 290 21 150 22 050 22 990 23 900 25 030 26 130 27 280 28 470 29 720 31 040 3...

Страница 24: ... the normal temperature 10 C 30 C Abnormal 0Ω Open or Short Measure the resistance between motor wires with a tester Normal At the normal temperature 10 C 30 C Abnormal 0Ω Open or Short Measure the resistance between the red wire and each terminal wire with a tester Normal About 300Ω at the normal temperature 20 C 30 C Abnormal 0Ω Open or Short Breakdown Inspection Method Part Compare terminal Res...

Страница 25: ...3 7 3 8 1 1 3 1 4 1 6 4 9 7 2 1 2 5 1 5 4 5 2 5 3 8 1 7 1 8 5 3 3 4 3 6 3 8 1 5 3 1 3 2 3 5 3 3 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr 6 Exploded Views and Parts List 6 1 Indoor Unit ...

Страница 26: ...B94 00457D ASS Y TRAY DRAIN ASS Y 3 1 DB63 00848A TRAY DRAIN ABS 3 2 DB61 01635A BLADE H HIPS 3 3 DB61 01636A BLADE V PP 3 4 DB63 00849A TRAY STABILIZER ABS 3 5 DB69 00839A CUSHION EPS TRAY RH EPS30 3 6 DB73 00180A RUBBER CAP GUM EPM 3 7 DB95 20138A ASS Y STEPPING MOTOR PM24 600g 24BYJ48 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 3 8 1 DB61 01715A CLIP TERMINAL HOSE STS PI1 0 4 DB93 02481Q ASS Y CONTR...

Страница 27: ...Samsung Electronics 26 6 2 Outdoor Unit 17 3 1 22 3 2 16 10 5 15 8 20 11 12 17 1 17 2 17 7 17 9 17 8 17 5 17 6 13 6 3 1 7 19 18 21 4 19 4 19 3 17 10 19 2 19 1 9 2 14 17 4 17 3 ...

Страница 28: ...96 03860B ASSY COND ASSY 1 DB93 02748F ASSY CONTROL OUT ASSY 1 DB93 02748E ASSY CONTROL OUT ASSY 1 17 1 DB61 01642A CASE CONTROL OUT SGCC 1 1 17 2 2501 001237 CAPACITOR COMP 35μFX450V 1 1 17 3 2301 001375 CAPACITOR MOTOR 1 5μFX450V 1 1 17 4 DB65 40049E TERMINAL BLOCK ASSY 1 1 17 5 DB65 10046A CLIP CAPACITOR SGCC 1 1 DB61 40249A HOLDER WIRE 1 DB61 00250A HOLDER WIRE 0 1 17 7 LEAD WIRE 17 8 DB93 004...

Страница 29: ...DISPLAY CONNECTOR WIRE STEP MOTOR UP DOWN ASS Y THERMISTOR WIRE COVER CLAMP POWER CORD SAUDI Remark Q TY ABS FR 4 120x90 4P FR 1 30x70 SGCC M T1 2 ABS PH M3xL22 TH M4xL16 TH M4xL10 8P 5P 4P 103AT HIPS 3P 1 1 1 1 1 1 1 2 1 1 1 1 1 POWER CORD MEXICO 3P 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 DB61 01637A DB93 02482E DB65 00140A DB93 02483A DB61 01639A DB61 00171A DB39 00949A DB39 00147A DB32 00020D DB63 00851A...

Страница 30: ...COOL DRY FAN FAN SPEED SELECT H M L BLADE H MOVING SELECT ON OFF TIMER SELECT FUNCTION SELECT TEMPERATURE SELECT ZERO VOLTAGE DETECT BLADE CONTROL AUTO GRILLE CONTROL INDOOR FAN MOTOR CONTROL COMPRESSOR CONTROL TEMPERATURE CONTROL TIMER BUZZER CONTROL FUNCTION CONTROL TRIGGER SIGNAL SSR COMPRESSOR DRIVE OUTDOOR FAN MOTOR DRIVE STEPPING MOTOR DRIVE BUZZER DRIVE FUNCTION DRIVE COMPRESSOR CONTROL SIG...

Страница 31: ...Samsung Electronics 30 8 Wiring Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization Code No DB98 15139A ...

Страница 32: ...31 Samsung Electronics This Document can not be used without Samsung s authorization 8 2 Outdoor Unit C1 MOTOR CAPACITOR FM1 FAN MOTOR C2 COMP CAPACITOR O L P OVER LOAD PROTECTOR Code No DB98 15607A ...

Страница 33: ...Samsung Electronics 32 9 Schematic Diagram 9 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Страница 34: ...s Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd Nov 2004 Code No DB98 21572A 1 ...

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