Samsung DV42H Series Service Manual Download

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CLOTHES DRYER

CONTENTS

SERVICE

Manual

CLOTHES DRYER

Refer to the service manual in the GSPN (see the rear cover) for the more information.

1. Safety Instructions

2. Features and Specifications

3. Disassembly and Reassembly

4. Troubleshooting

5. PCB diagram

6. Wiring diagram

Basic Model : DV435ETGJWR/A1

(GRACE-S DRYER PROJECT)

Model Name : DV45H*

DV42H*

(DV6000/5000HA DRYER PROJECT)

DV45H*

Summary of Contents for DV42H Series

Page 1: ...e GSPN see the rear cover for the more information 1 Safety Instructions 2 Features and Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB diagram 6 Wiring diagram Basic Model DV435ETGJWR A1 GRACE S DRYER PROJECT Model Name DV45H DV42H DV6000 5000HA DRYER PROJECT DV45H ...

Page 2: ...2 Standard disassembly drawings 10 4 Troubleshooting 26 4 1 Error items and diagnostic codes 26 4 2 Test mode 27 4 3 Trouble diagnosis 28 4 4 Symptoms Diagnosis and actions 30 4 5 Component testing procedures 35 5 Pcb Diagram 38 5 1 MAIN PCB 38 5 2 Detailed descriptions of contact terminals MAIN PCB 39 5 3 SUB PCB 40 5 4 Detailed descriptions of contact terminals SUB PCB 41 6 Wiring Diagram 42 6 1...

Page 3: ... etc 8 Check for any marks of moisture on the electrical parts harness section etc 4 Replace the parts or remove the moisture 9 Check the assembly status of the parts after servicing 4 Maintain the status before servicing 10 Pull out the power cord by holding the plug 4 Be careful of electric shocks and when the cord is damaged 11 Unplug the power plug from the outlet when the dryer is not used 4 ...

Page 4: ...r with dryer controls 11 Do not repair or replace any part of the dryer or attempt any service unless specifically recommended in user maintenance instructions or in published user repair instructions that you understand and have skills to carry out if you are a consumer 12 To reduce risk of electric shock or fire do not use extension cords or adapters to connect the dryer to electrical power sour...

Page 5: ...ion of the National Electric Code or the Canadian Electrical Code and such local regulations as might apply It is the customers responsibility to have the wiring and fuses checked by a qualified electrician to make sure your home has adequate electrical power to operate the dryer WARNING To avoid risk of personal injury or death due to electrical shock Observe all local codes and ordinances Discon...

Page 6: ...eans that the larger slot must be neutral and the small slot must be hot live Mispolarized The outlet is miswired so that the larger slot is hot live and the smaller slot is neutral Grounded This means the round hole connection is connected to ground through a connection to the main power panel Ungrounded The round hole connection is not connected to a ground and or the main power panel WARNING To...

Page 7: ...with Storage Drawers An optional 15 pedestal is available to raise the washer for easier loading and unloading It also offers a built in storage drawer that can hold a 100 oz bottle of detergent Stacking Samsung s Washer and Dryer can be stacked to maximize usable space The Dryer legs need to be removed to stack the Washer and Dryer An optional stacking kit is available for purchase from your Sams...

Page 8: ...el name DV45H DV42H Type Front loading dryer Dimension A High 38 7 98 cm B Width 27 68 6cm C Depth with door open 90 53 134 5cm D Depth 32 4 82 3cm Weight 125 6lb 57kg Heater rating 5300 W Elec 22000 BTU hr Gas Water Pressure 20 116 psi 137 800kPa A B C D ...

Page 9: ...es Manual Dry Time Dry Yes Yes Yes AirFluff Yes Yes Yes QuickDry Yes Yes Yes Wrinkle Release Yes Steam Cycles Refresh Yes Yes Wrinkle Care Wrinkle Away Yes Yes Option Selection Number of Option 5 3 5 Adjust Time Up Down Up Down Up Down My Cycle Yes Yes Yes Rack Dry Yes Yes Wrinkle Prevent Yes Yes Yes of Temp Level 5 4 5 of Dryness Level 5 3 5 Sound Level on off on off on off Smart Functions Vent S...

Page 10: ...42H5400 5200 5000 DC68 03380A DV45H6300 DV42H5600 DC68 03381A DV42H5400 5200 5000 1 default DIE RACK DRY DC61 02705A 1 ASSY CONNECTOR Outer Diameter 24mm Pitch 2 2mm DC97 15103A 1 HOSE WATER Outer Diameter 27 5mm Pitch 2 2mm DC62 00075B 1 ASSY HOSE CONNECTOR Outer Diameter 24mm Pitch 2 2mm DC97 15249A 1 SEAL WATER DC62 40178A 3 ...

Page 11: ...e Remarks 14 mm 17 mm Socket set with 6 extention 14 mm 17 mm Fan 1 Roller Shaft 4 Wrench 8 mm Tool to fix the Roller Shaft on removing the nuts Vice pliers Tool to protect the idle and abrasion of the bolt for the box driver Other Driver Diagonal Cutter Long Nose Pliers General tools for the after service ...

Page 12: ...ndard disassembly diagram and may differ from the actual product Use this material as a reference when disassembling and reassembling the product Part Figure Description Top Cover Removal 1 Disconnect the power supply and to the unit 2 Remove 2 screws from the Top Cover 3 Slide Top Cover towards the rear and lift from the unit Scratch and impact to the top cover is prohibited ...

Page 13: ...val 1 Disconnect the power supply to the unit 2 Remove the Top Cover 3 Remove 2 screws from the Guide Panel 4 Separate 6 Hook from Guide Panel 5 Remove Console 6 Remove Each Housing 8 Remove screws from the Assy PCB Sub Be careful of external scratch on the console ...

Page 14: ...ription Main PCB Removal 1 Disconnect the power supply and to the unit 2 Remove the Top Cover 3 Remove 3 screws from the frame plate 4 Remove the Wire holder 5 Remove the Housings Shaking the heater terminal side ways to pull it out is prohibited ...

Page 15: ...orary fixation part of the Assembly Door 4 Remove 14 screws from the Holder Glass 5 Remove the Door Cover 6 Remove 4crews from the Support Hinge 7 Remove the Support Hinge Hinge 8 Remove the Door Seal A Be careful not to scratch the Door Cover B Be careful of the damage to the Door Glass C Check the Door Seal condition after the assembly ...

Page 16: ...crews from the Frame Front 5 Remove 4 screws from the Plate u 6 Remove the Door Switch Housing When reassemble Door Switch to Frame Panel be careful for insert direction 7 Lift the Front Panel off the three tabs across the bottom and remove Plate Removal 1 Disconnect the Power Supply to the unit 2 Remove the Top Cover the Console and the Front Panel 3 Remove 4 screws from the Plate u ...

Page 17: ...p Cover the Console the front panel and the Plate u 3 Separate the wire in the wire Holder 2EA 4 Disconnect Interior Light wiring Harness 5 Remove the four bulkhead retaining 5 screws 6 Disconnect the Moisture Sensor wiring Harness 7 Lift Bulkhead from the Cabinet then remove it 8 Remove 2 screws from the Duct Outlet 9 Remove the Duct Outlet ...

Page 18: ...d Removal 10 Remove Clip and Roller 11 Remove 2 screws from the Case Filter B 12 Remove 1 screw from the Case Filter F 13 Remove the Case Filter B F Make sure the Filter does not get damaged by the Roller 14 Disconnect 2 Housing Sensor Plate 15 Remove 2 Sensor Plate ...

Page 19: ...nel the Plate u and the Front Bulkhead 3 Remove Belt 4 Remove the Drum When reassemble the belt make it located between 2 red arrows Sensor Thermistor Thermostat Removal 1 Disconnect the power supply to the unit 2 Remove the Top Cover the Console and the Front Panel 3 Remove 2 Housing Sensor 4 Remove the Sensor Do not apply excessive force to the terminal ...

Page 20: ...t the power supply to the unit 2 Remove the Top Cover the Console and the Front Panel 3 Removal 6 Housing Heater Terminals 4 Remove 1 screw from the Heater 5 Separate the Heater from the Drum back 6 Remove 4 screws from the Thermostats Do not apply excessive force to the terminal ...

Page 21: ...e power supply to the unit 2 Remove the Top Cover the Console the Front Panel the Plate u the Front Bulkhead and the Drum 3 Remove 2 screws from the Duct Connector 4 Separate the Duct Connector 5 Remove 1 Housing Motor 6 Remove 2 Housing Belt Cut Off Switch 7 Remove 3 screws from the Motor Bracket ...

Page 22: ...e Description Assy Motor Removal Continued 8 Separate the Motor Assy at the Bottom Plate 9 Remove 1 Nut Fan 10 Remove the Fan 11 Remove 3 screws from the Cover Duct Fan 12 Remove the 2 Spring Plate 13 Remove the 1 screw Belt cut Off Switch ...

Page 23: ...Removal and Reassembly _ 21 Part Figure Description Assy Motor Removal 14 Remove the Holder Shaft 15 Remove the Roller Idler ...

Page 24: ...ly to the unit 2 Remove the Top Cover the Console the Front panel the Plate u the Front Bulkhead and the Drum 3 Remove 8 screws from the Drum Back 4 Remove 2 screws from the Valve Water 5 Separate the wire in the Wire Holder 6 Separate the Drum Back from the Frame 7 Remove the terminals from the Valve Water ...

Page 25: ...2 screws from the Guide Nozzle 10 Remove the 1 screw fron the Assy Thermistor Duct Exhaust Removal 1 Disconnect the power supply to the unit 2 Remove 1 screw from the Back Cover 3 Remove 1 screw from the Duct Exhaust In case the screws for fixing a power code are dropped into the dryer after removing Duct Exhaust you can put it out through the hole ...

Page 26: ... screws 3 Lift the door and remove it 4 Remove 2 screws from the Frame Front 5 Remove the 2 screws from the opposite side of the Door Hinge 6 Remove 2 screws from the Holder Lever 7 Reassemble 2 screws on Inside Holes 8 Remove 1 black screw from the Door Hinge The black screw is for pre fixing the Door to the Frame Front ...

Page 27: ...SAL 9 Reassemble the black screw in the other hole 10 Place the door on the other side and reattach it to the dryer 11 Reattach the Holder Lever 12 Reattach the screws in the Remaining Holes Reassembly procedures are in the reverse order of dissasembly procedures ...

Page 28: ... open wire terminals in Door Sense circuit bE2 Invalid state of key Check for Display PCB key circuit short or not FE Invalid power source Frequency Check for Not using regular power source frequency Invalid power frequency sense circuit 9E1 Electronic Control Problem Over Voltage Error Check for Check PCB and Wire harness Check Power supply AE Electronic Control Problem Communication Error Check ...

Page 29: ...e Adjust Time Up Temp key for 7 seconds A message of SC appears on the display 1 Checking the touch sensor Enter the Smart Install mode and open the door The state of the touch sensor appears on the display 0 Touch sensor open 1 Touch sensor short Put a wet cloth on the touch sensor to display 1 Releasing it displays 0 2 Checking the motor and the heater When checking the touch sensor is complete ...

Page 30: ... for error code 3 See Table for code definition Start Pause rotary selector dial functional Is the control Board operational Belt off or broken and Belt Cut off Switch operates Is the motor functional Check motor winding resistance 2 88ohms between pin 3 and 4 3 5ohms between pin 4 and 5 2 Motor runs tumbler will not turn Belt off or broken damaged Idler tension spring too weak or stretched Idler ...

Page 31: ...ing Radiant sensor contacts opening prematurely Weak gas valve coil may open when stressed by higher Temps Weak Hi Limit Poor venting Bad drum seals 11 Improper drying clothes wrinkled Rough texture long dry time The lint filter is not clean Any restriction in the exhaust The outside exhaust hood damper door stuck closed Is the exhaust too long too many elbows flex ductwork installed Poor intake a...

Page 32: ...nnect the terminal block Connect in the order of Live 2 Neutral Live 1 Neutral Earth L2 L1 Connect the housing Check 120V for AC power Check the flat wire Replace the sub PCB Check DC power signal and key Is the input AC voltage normal Yes No Is the sub PCB normal Yes No Is the terminal block connection normal Yes No Is the housing connection normal Yes No Is the flat wire among the main sub PCBs ...

Page 33: ...k whether it is 0Ω when the power is unplugged 1 Check the belt cut S W and connected condition Normal Check whether it is 0Ω when the power is unplugged 2 Check the connected condition of the motor idler and drum belt Belt cut off S W Is the Start button on Yes No Is the connected condition of the belt normal Yes No Is the door closed properly Yes No Is the connection to the door S W normal Yes N...

Page 34: ...Bar Temperature Sensor check Is the vent properly installed Yes No Check the Safety Hi Limit thermostat Check the cause of safety being off Did you clean the filter before drying Yes No Is the terminal block connection normal Yes No Is the touch sensor normal Yes No Is the Tamp Sensor normal Yes No Is the safety Hi limit thermostat normal Yes No Is the heater normal Yes No Replace the thermistor C...

Page 35: ...L1 Replace the door S W Door operation of door S W Connect the power properly Check the connection between terminal block and door S W COM NO NC Replace the lamp Check for disconnection of lamp and socket Is the door S W structurally on off Yes No Is the power connection normal Yes No Is the lamp normal Yes No ...

Page 36: ...se come from the drum Yes No 1 Check the rotating part of the idler Idler bracket bending bracket screw 2 Remove any alien particle on the wings of the fan Noise can be generated from the unbalance of the fan due to alien particle on the fan Check the tightened condition of the nut Is there an abnormal noise in the motor part Yes No 1 Noise from drum back and heater duct movement Change the contac...

Page 37: ...resistance 1Ω Blue Black wire If resistance is infinity replace thermostat 2 DUAL Heater resistance 13 Ω PIN 2 3 Heater resistance 34 Ω PIN 1 2 If resistance is infinity replace Heater SINGLE Heater resistance 10 Ω PIN 1 3 If resistance is infinity replace Heater Measure resistance of the following terminal 1 Door switch knob open Terminal COM NC 1 3 1Ω Terminal COM NO 1 2 Ω 2 Door switch push On ...

Page 38: ...alue 40 400 Ω If resistance is infinite replace Igniter 120V 4 5A Gas Valve 25M01A Valve 1 2 Resistance value 1 2K Ω Valve 1 3 Resistance value 0 5K Ω Valve 4 5 Resistance value 1 2K Ω If resistance is infinity replace Valve 120V 60 Hz 120A Thermostat 60T21 Hi Limit 230F 50F Resistance value 1 Ω If resistance is infinity replace Thermostat 120V 20A 60T2 2 88Ω between Pin 3 and 4 3 5Ω between Pin 4...

Page 39: ... 4 to Orange wire Pin 5 Approx Ω without laundry Approx 190Ω 10 with wet clothes Cycling Thermistor1 Disconnect harness and test Blue wire Pin 3 to Red wire Pin 6 Approx 10 KΩ at 25 C 77 F Cycling Thermistor2 Disconnect harness and test Yellow wire Pin 2 to White wire Pin 7 Approx 238 231 KΩ at 25 C 77 F CN7 7 1 ...

Page 40: ...NECTION CONNECTOR Connects the temperature sensor in order to detect the temperature of the heater 5 CN5 VALVE CONNECTION CONNECTOR It is connected to the steam Valve Steam Models Only and the Lamp of the Drive Block and controls the ON OFF signal Location Part No Function 6 CN6 SET GROUND CONNECTION CONNECTOR The connector connecting the Dryer Set and the ground of the PBA 7 RY5 MOTOR OPERATION R...

Page 41: ...ay Switch CN6 1 SET GND CN1 1 AC Power Port 2 AC Power off Detection Sensor 3 Door Detection Sensor LOCK UNLOCK CN5 1 STEAM VALVE1 2 Empty Pin 3 LAMP 4 Empty Pin 5 STEAM VALVE2 6 Empty Pin CN2 1 Communications Port Rx 2 Communications Port Tx 3 SUB RESET 4 5V 5 DGND 6 12V CN3 1 5V 2 SO 3 SI 4 RESET 5 CLOCK 6 FLMDO 7 DGND 8 Empty Pin 1 3 g 4 6 g 3 1 g 6 1 g 8 1 g 7 1 g CN4 1 DGND 2 5V 3 TEMP Sensor...

Page 42: ...er Circuit Be generated sound when Key is pressed or the encoder is operated 2 CN202 Connect Main PBA Receives power from the Main PBA and provides a communications function 3 CN701 Drum Light Circuit It controls drum light LED On Off 4 CN402 Connect Touch Sensor Supplys power to touch sensor and provides a communications function 1 3 4 2 ...

Page 43: ...not be used without Samsung s authorization 1 5 1 3 1 6 CN701 1 12V 2 Unused pin 3 Drum light control pin CN402 1 12V 2 GND 3 Touch communication Port SDA 4 Touch communication Port SCL 5 Unused pin CN202 1 Communications Port Tx 2 Communications Port Rx 3 Reset Signal input 4 5V 5 GND 6 12V ...

Page 44: ...iring diagram DV45H6300E DV42H5600E This Document can not be used without Samsung s authorization Reference Information BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW ...

Page 45: ...rmation BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW 6 2 Wiring diagram DV45H6300G DV42H5600G This Document can not be used without Samsung s authorization ...

Page 46: ...ion BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW 6 3 Wiring diagram DV42H5400 DV42H5200 DV42H5000 This Document can not be used without Samsung s authorization ...

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