Samsung B1045AGW/YLW Service Manual Download Page 1

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WASHING MACHINE

CONTENTS

WASHING MACHINE

Caution for the safety during servicing

1. SPECIFICATIONS

2. SAFETY DEVICES

3. OVERVIEW OF THE WASHING MACHINE

4. OVERVIEW OF THE CONTROL PANEL

5. MAIN FUNCTION

6. TECHNICAL POINT

7. GENERAL ERROR FUNCTION

8. TROUBLE DIAGNOSIS

9. TEST MODE

10. DESIGNATION OF MAIN COMPONENTS

11. PCB SCHEMATIC DIAGRAM

11-1. PCB CIRCUIT DIAGRAM

12. SETTING UP A WASH MACHINE

13. ASSEMBLE AND DISASSEMBLE

. TOOLS FOR DISASSEMBLY AND ASSEMBLY

15. EXPLODED VIEW AND PARTS LIST

B1445AVGW/YLW
B1245AVGW/YLW
B1045AGW/YLW

SERVICE

Manual

Summary of Contents for B1045AGW/YLW

Page 1: ...ONTROL PANEL 5 MAIN FUNCTION 6 TECHNICAL POINT 7 GENERAL ERROR FUNCTION 8 TROUBLE DIAGNOSIS 9 TEST MODE 10 DESIGNATION OF MAIN COMPONENTS 11 PCB SCHEMATIC DIAGRAM 11 1 PCB CIRCUIT DIAGRAM 12 SETTING UP A WASH MACHINE 13 ASSEMBLE AND DISASSEMBLE 14 TOOLS FOR DISASSEMBLY AND ASSEMBLY 15 EXPLODED VIEW AND PARTS LIST B1445AVGW YLW B1245AVGW YLW B1045AGW YLW SERVICE Manual ...

Page 2: ...11 Unplug the power plug from the outlet when the wash machine is not used Be care of the electric shock and fire due to the strike of the lightening 12 Do not use or store the spray or flammable materials including gasoline alcohol and etc around the wash machine Be care of the explosion or fire due to the electric spark 13 Do not put the bowl of water or wet laundry on the wash machine If the wa...

Page 3: ...a WEIGHT GROSS 78 kg NET 75 kg WASH and SPIN CAPACITY 6 0 kg DRY LAUNDRY POWER CONSUMPTION WASHING 220 V 180 W 240 V 180 W WASHING and HEATING 220 V 2000 W 240 V 2400 W SPIN MODEL B1445AV B1245AV B1045A 220 240V 550 W 500 W 500 W PUMPING 34 W 34 W 34 W WATER CONSUMPTION 54ℓ STANDARD COURSE SPIN REVOLUTION MODEL B1445AV B1245AV B1045A rpm 1400 1200 1000 ...

Page 4: ...he 2 3 level of the door the water supplied is drained automatically Over flow error OE is displayed on the panel 4 Temperature regulating device thermistor To prevent over heating over the temperature set up THERMISTOR senses the temperature of the machine continuously and helps the wash machine to work at the temperature given by users 5 Overheating controlling system Under the circumstances of ...

Page 5: ...4 3 OVERVIEW OF THE WASHING MACHINE ...

Page 6: ...ore the laundry can be unloaded either Drain or the Spin program must be run 6 Temperature selection button Press the button repeatedly to cycle through the available water temperature options cold water 30C 40C 60 C and 95C 7 Delay Start selection button Press the button repeatedly to cycle through the available delayed start options from 3 hour to 24 hours in one hour increments Displayed hours ...

Page 7: ...g the operating all operating is halted and door error message will be displayed 2 digit panel displays dE 4 digit panel displays door and error melody will coming out Door open error can be cleared by closing the door the operating keeps going on 3 Rinse hold function If rinse hold function selected the operating is finished the machine do not drain the water after last rinse 4 No spin function I...

Page 8: ...Y A2 A1 For 10 minute late the variance of temperature Y is less than 2 HE2 message is displayed on the panel The value of the initial thermistor A1 is compared with that of the thermistor A2 in 11 minutes Y A2 A1 For 1 minute the variance of temperature Y increases more than 40 HE1 message is displayed on the panel At this time heater Error HE2 heater do not work HE overheated is displayed and al...

Page 9: ...imes the bubble detecting function stops and go on to the next process The bubble detecting function during washing dehydrating to rinse dehydrating after 2 times instant dehydrating and before main dehydrating if the water level is under 24 50KHZ Bubble Detecting function thinks there are bubbles and add the bubbles removing rinse needing hours are above hours and 8 Min 40 sec The bubble detectin...

Page 10: ...hich is attached to motor If the degree of unbalanced laundry is over 6 times to default value laundry balancing system carryies out feed back process 3 times 13 R P M control The rotating motor enables the magnetics i e generator to generate magnetic flux in proportion to r p m magnetic flux induced by coil sensor in the opposite side produces the wave like the figure below to dΦ dt and via recta...

Page 11: ...10 40 Wool 2 48 2 48 50 Handwash 2 58 2 58 50 Quick 12 8 12 8 50 Pre 10 10 10 10 50 B Cotton 8 12 8 12 45 B Coloureds 10 10 10 10 45 B Delicates 5 10 5 10 40 B Stain 10 10 10 10 45 unit sec unit rpm Model Course B1445AV B1245AV B1045A Baby Cotton 1400 1200 1000 Cotton 1400 1200 1000 Coloureds 1400 1200 1000 Synthetics 800 800 800 Delicates 800 800 600 Wools 400 400 400 Quick 1400 1200 1000 Handwas...

Page 12: ...0 24 60 Delicates Washing 23 80 24 55 24 30 Rinse 23 65 24 55 24 30 Wools Handwash Washing 23 45 24 35 24 00 Rinse 23 15 24 35 24 00 Quick Washing 24 40 25 00 24 70 Rinse 23 80 25 00 24 70 B Cotton B Coloureds Washing 24 25 24 90 23 60 Rinse 23 50 25 00 24 60 B Delicates Washing 24 25 24 90 24 60 Rinse 23 50 25 00 24 60 B Stains Washing 24 25 24 90 24 60 Rinse 23 50 25 00 24 60 unit Khz Model Proc...

Page 13: ... tub Overflow error 21 50 The water supplied reach 2 3 of door Bubble detectingatwashing rinse dehydrating 24 50 Bubble detecting water level Bubble detecting rinse water level 23 00 The water level which can detect bubbles Water level which can open door 24 80 over It is possible to open the door Water level which can drive heater 25 50 Safety water level of wash heater Water level which can rese...

Page 14: ...21 00kHz Auto Power Off may release this error and continuously progress water drain until the frequency reached 25 00kHz If Over Flow is also sensed even after the following check of water level frequency indicating that error it functions to progress water drain Display OE 6 Door Open Error This error will be released by closing Door Display dE 7 Unbalance Error This error will be released by pr...

Page 15: ...otor started this error will occur Display 3E This error will be released by turning off Power S W 13 Motor TRIAC Short Error If Tacho signals are inputted more than 300 every 1sec in the operational interval less than 90RPM this error will occur Turn off Power S W at that time Display bE This error will be released by turning off Power S W 14 Thermistor Abnormal Error If Thermistor circuit is abn...

Page 16: ...y earth or remove the potential difference of the human body and wash machine by contacting the power supply plug when the work contacting to PCB is executed 2 Since AC220 240V is applied to the triac T1 and T2 on P C B the electric shock may occur by touching and be careful that the strong and weak electricity are mixed 3 As the P C B assembly is designed for no trouble do not replace the P C B a...

Page 17: ...ot found the PCB assembly is out of order Replace it 5 The drum rotates by one direction during washing The drum rotates to one direction for SPIN The PCB assembly is out of order Replace it Inversion relay open trouble 6 Drainage problem Is the drainage hose bent Is the winding of the drainage pump continuous Is the drain filter clogged by the waste If above points are not found the PCB assembly ...

Page 18: ...Check The Diode D11 D12 D16 D17 D18 And Condenser CE3 Exchange IC3 7805 And Check The Condenser CE5 The Voltage Of Betweenⓐand ⓑIs As Big As 12V The Voltage Of Betweenⓒand ⓓ Is As Big As 12V The Voltage Of Betweenⓔand ⓓ Is As Big As 5V NO 7805 D11 12 16 17 D18 CE3 CE5 IC3 ⓐ ⓑ ⓒ ⓓ ⓔ 30 57 72 75 13 31 73 74 TRANS 2200UF 470UF ...

Page 19: ... Result Of Between Micom 25 And Gnd Is 5V Check The Power Source Check IC4 TR2 MMBT3904 67 R28 2 2K R35 4 7K R33 C13 C21 ⓐ Check The Curve Output Of ⓐ Check D11 12 16 17 18 Check The Micom Number 67 Check TR2 R35 Check The Part Of Oscillator 25 7533 IC4 R40 100 CE7 1UF C15 ...

Page 20: ... Of Buzzer When The Micom 22 23 Check The Value Is 16Mhz Check Resonator Exchange Micom And Check R42 R41 ⓐ Part Confirm DC12V Check The Part Of Power Source Exchange BUZZER1 Check R5 R46 NO YES NO YES 65 R46 10K BUZZER1 R5 1K IC2 ⓐ ⓑ 23 22 R41 68 RESO1 16MHz R42 1M ...

Page 21: ...t Operating But Pump Motor Is Operating Check The 5Voltage Of Micom Check The Micom 18th In The Above Method When The Cold Water Is Bad Micom Number 10 Is 5Voltage Micom Bad The Part Of ⓐ Is 0 Voltage Check The IC 65003 Check R11 TRIAC1 NO NO YES YES 52 15 16 11 10 IC65003 MICOM POWER DOOR PRE COLD PUMP R10 12V R7 R11 TRIAC2 RELAY6 RELAY4 TRIAC3 TRIAC1 ⓐ ⓐ ⓐ ⓐ ⓐ ...

Page 22: ... Driving Part Of Motor Motor Is Not Spinning Check BD1 TRIAC5 Motor Is Not Turning Right And Left Check RELAY1 Check The Tacho Part YES YES NO NO BD1 RELAY1 D1 TRIAC5 CM5 R20 R18 1W 300 CM1 R6 COIL1 IC 65003 12 6 MICOM 12V ...

Page 23: ...Checking The Tacho Part Have The Motor Turn In Hand Is The Rectangular Curve In The Micom 66 Check The Surroundings Circuit And TR1 IC7 Exchange The Motor NO YES R27 TR1 R30 R29 5V 5V IC7 C11 2 5 3 4 C8 66 MICOM ...

Page 24: ...F 0 3sec COLD VALVE ON 0 3sec OFF 0 3sec HOT VALVE ON 0 3sec OPTION OFF 0 3sec Rinse VALVE ON 0 3sec OFF 0 3sec Pump MOTOR ON 0 3sec OFF 0 3sec MOTOR Left 0 5sec OFF 0 5 sec MOTOR Right 0 5sec OFF 0 3sec HEATER RELAY ON 0 3sec OFF 0 3sec DOOR OPEN Function continues when door is closed 2 THERMISTOR TEST MODE A Hold down 1 and 2 keys simultaneously and then press POWER S W 4 on Whole lamps turn on ...

Page 25: ...losed and electronical power flows between and make it operate 8 9 5 10 Rotor Stator coil CW 8 9 5 5 10 Rotor Stator coil CCW Figure1 Figure2 1 2 3 4 5 6 7 8 9 10 STATOR WASHING MOTOR TACHO HIGH SPEED STATOR PROTECTOR MIDDLE SPEED ROTOR 150 C H 7 STATOR 5 1 STATOR 5 1 ROTOR 8 9 TACHO 3 4 PROTECTOR 6 7 H mm Code No Remark Resistance value 2 07Ω 0 90Ω 2 35Ω 34 3Ω 0 45 DC31 00002F B1445AV B1245AV B10...

Page 26: ...posed of a hot water valve 1 way and a cold water valve 2way and water flow per Min in the valve is below 10 5 Shock absorber and buffer spring This wash machine is equipped with 2 Shock absorbers with same capacity and with 2 buffer springs 2 Shock absorber are placed under the tub and outside case 2 buffer springs are placed on the right and left of the upper side of outside case Shock absorber ...

Page 27: ... 3 Resistance 160Ω 190Ω TYPE A B C CODE NO REMARK I ø30 ø25 ø35 DC97 01463F B1445AV B1245AV B1045A TYPE INNER BEARING A OUT BEARING B OIL SEAL C Assy Tub Back REMARK I ø30 ø25 ø34 1 DC97 00214E B1245AV B1045A II ø30 ø25 ø34 1 DC97 00214D B1445AV A C OIL SEAL INNER BEARING OUT BEARING B unit mm A C B unit mm ...

Page 28: ...27 11 PCB SCHEMATIC DIAGRAM ...

Page 29: ...3 14 13 O4 O5 12 11 O6 O7 10 VCC KID65003AP IC8 D51N4007 C28 4 7nF SW7 10K R70 2 2K R34 R14 270K 270K R17 R24 33K 1K R49 CE7 1uF 1 2 3 4 5 R69 10K CN4 SMWB250 05WHT R53 330 LED10 RELAY7 AJW2211 CE5 470uF 5V 7 47K R13 S524C20D21 IC5 A0 1 2 A1 A2 3 6 SCL SDA 5 8 VCC VSS 4 WP LED12 DGND R59 330 TR4 KSR2105 5V DGND GND I1 1 2 I2 3 I3 I4 4 5 I5 I6 6 I7 7 16 O1 15 O2 14 O3 O4 13 12 O5 O6 11 10 O7 VCC 9 ...

Page 30: ...R12 R13 1K KSA928A Y TR4 KSA928A Y TR3 10uF C3 DGND KA7812A IC1 GND IN OUT 4 7K R2 R1 4 7K D4 1N4007 1000uF C1 4 7K R4 R9 27 1 2 4 3 TR2 KSA928A Y R14 LTV817B PC3 TR1 KSA928A Y DGND 1K PC1 1 2 4 3 LTV817B PC6 1 2 4 3 LTV817B R17 180 3 R16 2K CGND LTV817B PC4 1 2 4 1 3 4 7 D3 1N4007 PC2 1 2 4 3 LVT1 PURETEC 1K R11 LTV817B 1 2 3 12V CGND R10 1K D1 1N4007 90019WS 03 CN4 D2 1N4007 R19 R21 1K AG_1 AG_2...

Page 31: ... 4 adjustment legs to install the machine leveled on the right left front and rear side machine s install condition and size is following 12 2 1 Initial assembled condition ass y cover top 1 Adjustment legs are stick to the bottom of the machine when the machine comes out of factory this condition is ideal for vibration and noise 2 When you install the machine initially or move the machine in use ...

Page 32: ...such as laminated paper 12 2 2 The condition of setting up sink Disassembled Ass y Cover Top 1 Spin the adjustment leg to the left and remove them from the front and rear side of the machine 2 Remove the 4 locking nuts from adjustment legs and put only adjustment legs back when those were 3 After removing the fixing screws each on right left side from the machine which is behind ass y cover top di...

Page 33: ...nsion 950 mm Side 110 mm Upper Maximum door angle is 130 When The Door Vertically Open The distance between door and the rear side is 760mm When the door extremely open The distance between the door edge and the left side of washing machine is 255mm 340 mm ...

Page 34: ...ns option 2 FRAME FRONT 1 Remove the top cover and the ass y drawer 2 Remove two screws fixing the control panel on front side and the screw on right side 3 Remove the cover front L by using the driver 4 Pull the lever and open the assy door 5 Part the diaphragm and the wire diaphragm away from the frame front 6 Remove the eight screws fixing the frame front 7 It s possible to exchange and service...

Page 35: ...R 1 Lay down the washer on left side 2 Remove the wire housing from the motor 3 Remove the bolt fixing the motor with the box drive on back side 4 Remove the motor 5 How to Assemble the RELAY Housing CAUTION Insert the Relay Housing to the Relays on the opposite direation each other Relay Housing Color A B WHITE BLUE 1 2 BELT MOTOR PULLEY Relay Relay Housing A Relay Housing B 13 ASSEMBLE AND DISAS...

Page 36: ...er 10 13 19mm Replaceable for the box driver Since the bolt runs idle when the box driver is used use the box driver 17mm 3 Vice pliers Tool to protect the idle and abrasion of the bolt for the box driver 4 Other Driver Nipper Long nose General tools for the after service 5 JIG for the Tub 1 Disassemble and Assemble 14 TOOLS FOR DISASSEMBLY AND ASSEMBLY ...

Page 37: ...36 15 TOP FRONT EXPLODED VIEW J014 Y001 P002 V031 V009 V001 V004 F004 C053 G012 G027 G028 G034 J006 C010 G007 V010 C062 G040 G013 V030 C051 P011 ...

Page 38: ...37 15 TUB EXPLODED VIEW R015 V007 R013 R003 R014 R070 R008 R020 R018 T031 V022 R016 R021 R007 R028 R005 R024 R074 R006 R010 R071 ...

Page 39: ...38 15 CASE EXPLODED VIEW C007 T024 R030 J001 J008 M015 G003 P007 B006 G025 G020 G015 G023 R012 R012 G009 C023 R017 G002 J012 J012 J011 C080 J010 G018 ...

Page 40: ...DC64 00565A BUTTON PUSH Q1636 ABS WHT TS 2 PJT 5 G015 DC61 10673A CAP DRAIN SWF P12 PP TB53 WHT 1 G018 DC61 20235A SHUTTER DANPLA PP BB110 WHT 1 G020 DC63 00562A COVER FRONT L P1445 PC ABS W 1 G023 DC62 10302A HOSE DRAIN SWF P12 EPDM ID5 5 L220 B 1 G025 DC62 10289B HOSE WATER C WIP4013SRW PVC NYLON ID10 1 G027 DC64 00558C KNOB ENCODER Q1636S ABS CR COATI 1 B1245AV B1245AV G027 DC64 00558A KNOB ENC...

Page 41: ...08A SEAL OIL NBR SD35 BLK NBU PI15 1 R024 DC62 20311A VANE CHECK SWF P12 EPDM BLK 1 R028 DC62 40183A PACKING TUB SWF P12 EPDM BLK 1 R030 DC61 40345A BRACKET PRESSURE GI or GA SWK P12 T1 0 1 R070 DC66 60153A WEIGHT BALANCER SWF P12 CONCRETE UPPER 1 R071 DC66 60154A WEIGHT BALANCER SWF P12 CONCRETE LOWER 1 R074 DC61 30346C TUB FRONT P1405J FRPP FRPP15 SAMBACK 1 T024 DC96 00841A ASSY WIRE HARNESS B12...

Page 42: ...213 SCREW TAPPING TH 1 M4 L12 ZPC YEL SWRCH18 CAP TRAP 2 6002 000444 SCREW TAPPING TH 2S M4 L14 NTR STS304 B K HEATER 2 6002 000471 SCREW TAPPING TH 1 M4 L12 PASS STS304 VANE CHECK 1 6002 001327 SCREW TAPPING PWH 1 M4 L12 NI PLT 1 DC61 40348B BRACKET NUT SBHG R P1291 T3 NO PAINT 5 DC60 40005A BOLT HEX M4 L60 ZPC2 YEL SS41C 1 DC60 50010A NUT DIAPHRAGM EGI M4 2 5TX20X8 1 DC60 50010B NUT DIAPHRAGM EG...

Page 43: ...ectronics Co Ltd SEP 2004 Printed in Korea Code No DC68 02290A This 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 ...

Page 44: ...36 15 TOP FRONT EXPLODED VIEW J014 Y001 P002 V031 V009 V001 V004 F004 C053 G012 G027 G028 G034 J006 C010 G007 V010 C062 G040 G013 V030 C051 P011 ...

Page 45: ...37 15 TUB EXPLODED VIEW R015 V007 R013 R003 R014 R070 R008 R020 R018 T031 V022 R016 R021 R007 R028 R005 R024 R074 R006 R010 R071 ...

Page 46: ...38 15 CASE EXPLODED VIEW C007 T024 R030 J001 J008 M015 G003 P007 B006 G025 G020 G015 G023 R012 R012 G009 C023 R017 G002 J012 J012 J011 J010 G018 R0021 J010 ...

Page 47: ...DC61 10673A CAP DRAIN SWF P12 PP TB53 WHT 1 G018 DC61 20235A SHUTTER DANPLA PP BB110 WHT 1 G020 DC63 00562A COVER FRONT L P1445 PC ABS W 1 G023 DC62 10302A HOSE DRAIN SWF P12 EPDM ID5 5 L220 B 1 G025 DC62 10289B HOSE WATER C WIP4013SRW PVC NYLON ID10 1 G027 DC64 00558C KNOB ENCODER Q1636S ABS CR COATI 1 B1245AV B1245AV G027 DC64 00558A KNOB ENCODER Q1636 ABS HG 0760 1 B1045A G028 DC64 00556A PANEL...

Page 48: ...08A SEAL OIL NBR SD35 BLK NBU PI15 1 R024 DC62 20311A VANE CHECK SWF P12 EPDM BLK 1 R028 DC62 40183A PACKING TUB SWF P12 EPDM BLK 1 R030 DC61 40345A BRACKET PRESSURE GI or GA SWK P12 T1 0 1 R070 DC66 60153A WEIGHT BALANCER SWF P12 CONCRETE UPPER 1 R071 DC66 60154A WEIGHT BALANCER SWF P12 CONCRETE LOWER 1 R074 DC61 30346C TUB FRONT P1405J FRPP FRPP15 SAMBACK 1 T024 DC96 00841A ASSY WIRE HARNESS B12...

Page 49: ...213 SCREW TAPPING TH 1 M4 L12 ZPC YEL SWRCH18 CAP TRAP 2 6002 000444 SCREW TAPPING TH 2S M4 L14 NTR STS304 B K HEATER 2 6002 000471 SCREW TAPPING TH 1 M4 L12 PASS STS304 VANE CHECK 1 6002 001327 SCREW TAPPING PWH 1 M4 L12 NI PLT 1 DC61 40348B BRACKET NUT SBHG R P1291 T3 NO PAINT 5 DC60 40005A BOLT HEX M4 L60 ZPC2 YEL SS41C 1 DC60 50010A NUT DIAPHRAGM EGI M4 2 5TX20X8 1 DC60 50010B NUT DIAPHRAGM EG...

Page 50: ...ectronics Co Ltd SEP 2004 Printed in Korea Code No DC68 02290A This 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 ...

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