GE Profile DPSB620 Technical Service Manual Download Page 1

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PUB # 31-9096 10/02

MODEL SERIES:

DPSB650
DPSB620

TECHNICAL SERVICE GUIDE

GE Consumer Home Services Training

Profile Stainless Steel

Gas and Electric Dryers

Summary of Contents for Profile DPSB620

Page 1: ...C PUB 31 9096 10 02 MODEL SERIES DPSB650 DPSB620 TECHNICAL SERVICE GUIDE GE Consumer Home Services Training Profile Stainless Steel Gas and Electric Dryers ...

Page 2: ... do not use any phone in the building Immediately call the gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach the gas supplier call the fire department WARNING To avoid personal injury disconnect power before servicing this product If electrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necess...

Page 3: ...bly 18 Dryer Components 16 Electronic Control Board 28 Error Codes 34 Front Panel 16 Gas Valve 23 Glo Bar Igniter Circuit Operation 24 HeaterAssembly Electric Models 23 Light Drum 17 Motor and Blower Wheel 20 Nomenclature 2 Schematic 42 Sensor Rods 27 Serial Number 2 Service Mode 30 Temperature Setpoint Charts 29 Thermistor Inlet 25 Thermistor Outlet 26 Thermostat Hi Limit Electric Models 27 Therm...

Page 4: ...olor Backsplash Color The first two characters of the serial number identify the month and year of manufacture Example AD123456S January 2002 A JAN 2005 H D FEB 2004 G F MAR 2003 F G APR 2002 D H MAY 2001 A L JUN 2000 Z M JUL 1999 V R AUG 1998 T S SEP 1997 S T OCT 1996 R V NOV 1995 M Z DEC 1994 L The letter designating the year repeats every 12 years Example T 1974 T 1986 T 1998 Note Model number ...

Page 5: ... General Electric Company Louisville KY 40225 All warranty service provided by our Factory Service Centers or an authorized Customer Care technician To schedule service on line 24 hours a day visit us at www GEAppliances com or call 800 GE CARES 800 432 2737 For The Period Of We Will Replace One Year Any part of the dryer which fails due to a defect in materials or workmanship During this From the...

Page 6: ... 4 Control Features Note Throughout this manual features and appearance may vary from your model Model DPSB650 Model DPSB620 ...

Page 7: ...rupt the cycle press again to cancel the cycle Time Remaining Displays the approximate time remaining until the end of the cycle As the cycle begins you will see the approximate total cycle time in the display Then lights will race in the display This means the dryer is continuously monitoring the amount of moisture in the load The lights will continue until the dryer senses a low level of moistur...

Page 8: ...y You can scroll up and down through the list of cycles by pressing the UP and DOWN arrow pads beneath the display For TIMED DRY you can use either the display or the SET TIME arrow pads to set the drying time NOTE Any time you make a selection that is incompatible with the chosen dry cycle the dryer will beep twice Change any of the automatic settings if desired by pressing the pad beneath the se...

Page 9: ...w pads to set the drying time NOTE Any time you make a selection that is incompatible with the chosen dry cycle the dryer will beep twice Change any of the automatic settings if desired by pressing the pad beneath the setting For best performance adjust load size to appropriate setting Dryness level determines how dry your clothes will be at the end of the cycle Adjust temperature as recommended o...

Page 10: ... DEWRINKLE For removing wrinkles from items that are dry or slightly damp This cycle is not recommended for delicate fabrics WARM UP Provides 10 minutes of warming time to warm up clothes RACK DRY For use with the drying rack The Sensor Cycles continuously monitor the amount of moisture in the load and stop the dryer when the clothes are dry GARMENT CYCLES The Garment Cycles are customized to prov...

Page 11: ... For knits with fabric care labels that say Machine Dry WOOLENS DELICATES For lingerie and special care fabrics Use to set your own drying time TIMED DRY is also recommended for small loads To use TIMED DRY 1 Press TIMED DRY 2 Select the drying time 3 Select the TEMP setting 4 Select any options NOTE The ANTI BACTERIAL and EXTEND TUMBLE options are not available with TIMED DRY cycles 5 Close door ...

Page 12: ... custom settings can be set while a cycle is in progress To store a custom combination of settings 1 Select an EASY TOUCH setting 2 Change LOAD SIZE DRYNESS LEVEL and TEMP setting to fit your needs 3 Select any drying OPTIONS you want 4 Press and hold the CUSTOM pad for three seconds to store your selection A beep will sound and the pad will light up To recall your stored combination Press the CUS...

Page 13: ...ding approximately 60 minutes of no heat tumbling after clothes are dry The beeper will sound every 5 minutes to remind you to remove the clothes The TIME REMAINING display will show 00 ANTI BACTERIAL on some models This option can only be used with the COTTONS or MIXED LOADS cycles This option reduces certain types of bacteria by 99 9 including Staphylococcus aureus Pseudomonas aeruginosa and Kle...

Page 14: ...wish to hang dry The DAMP SIGNAL will only beep when the dryer SIGNAL is turned on Removing clothes and hanging them when they are damp can reduce the need to iron some items The cycle status indicator lights on some models show what part of the cycle the dryer is in and remind you to clean the lint filter On models without indicator lights the cycle status will show in the display SENSING This li...

Page 15: ...t r i h S t i n K m u i d e M y n A y r D y n A m u i d e M y n A e l b a i r a V F 4 1 1 c i t e l h t A r a e W l l a m S y n A y r D s s e L y n A m u i d e M y n A e l b a i r a V F 4 1 1 s e h t o l C y a l P m u i d e M y n A y r D e r o M y n A h g i H y n A e l b a i r a V F 4 1 1 r a e w r e d n U l l a m S y n A y r D y n A m u i d e M y n A e l b a i r a V F 4 1 1 y a d y r e v E r a e ...

Page 16: ...nel Bearing Retainer Inlet Safety Thermostat Inlet Thermistor OutletControl Thermostat Inlet Thermistor Inlet Safety Thermostat Electric Model Control Panel Bearing Retainer HeaterAssembly Idler Pulley Belt Switch on motor bracket Motor OutletControl Thermostat Blower Wheel OutletThermistor in blower housing Hi Limit Thermostat Hi Limit Thermostat ...

Page 17: ...etainer Inlet Safety Thermostat Inlet Thermistor Bearing Retainer Motor Blower Wheel Gas Model Control Panel Control Panel OutletThermistor in blower housing Idler Pulley Gas Valve Inlet Thermistor Inlet Safety Thermostat Belt Switch on motor bracket Belt Switch on motor bracket OutletControl Thermostat OutletControl Thermostat ...

Page 18: ...1 Remove the control panel 2 Remove 2 screws that secure the top panel to the cabinet and the top panel Front Panel Warning Sharp edges may be exposed when the front panel is removed Use caution to avoid injury when servicing dryer The front panel is fastened to the cabinet at the inside front by 2 screws and at the bottom by 2 tabs protruding from the base of the cabinet To remove the front panel...

Page 19: ...ed after 3 consecutive completed cycles the dryer will log the door switch error code and disable the dryer See Error Codes Drum Light The drum light is a screw in 10 watt 120 VAC bulb located in the top of the front panel The light is connected to the L2 circuit for electric models and to L1 for gas models Both models are switched on the neutral side by the door switch Replace only with a bulb of...

Page 20: ... the back side of the front panel utilizes 4 drum slides Two white outer slides are used as guides and 2 dark color center top slides are used to support the weight of the drum When replacing the slides the dark color support slides must be replaced with the support slide replacements Guide slides may also be replaced with support slides Do not replace the center top support slides with white guid...

Page 21: ...nt panels SeeTop Panel and Front Panel 2 Reach under the left hand side of the drum push the idler pulley down and to the right and lock the pulley shaft on the top corner of the motor bracket See photo 3 Place the belt in position around the center of the drum through the front of the dryer 4 Place the belt in position around the motor pulley see diagram release the idler pulley from the motor br...

Page 22: ... M6 engages the motor run winding M5 and closes the circuit contacts M1 to M2 for the heat source Motor resistance values Start winding 5 ohms Run winding 4 ohms To remove the motor 1 Disconnect power to the unit 2 Remove the top panel the front panel and the drum See Top Panel Front Panel and Drum 3 Remove 2 Phillips screws fastening the blower housing to the cabinet Screws Screws 4 Remove 1 Phil...

Page 23: ...the motor bracket Blower Wheel Clamp Blower Wheel Clamp Blower Wheel Blower Wheel 9 Loosen the blower wheel clamp and pull the blower off the motor shaft 10 Remove 2 screws from the blower side of the motor bracket securing the front motor strap 11 Loosen 2 motor strap screws and remove the front motor strap from the motor 12 Compress the rear motor strap and remove from the motor bracket 13 Remov...

Page 24: ... 22 GAS DRYER LINT FILTER DRUM FELT TRAP DUCT SEAL EXHAUST AIR COMBUSTION CHAMBER INLET AIR DRUM FELT TRAP DUCT SEAL EXHAUST AIR ELECTRIC DRYER INLET AIR Airflow Gas Dryer Electric Dryer ...

Page 25: ...nlet safety thermostat and hi limit thermostat 3 Remove 4 screws and the heater assembly Screws Screws Heater Assembly Heater Assembly Screws Screws 3 Disconnect the elbow coupling from the gas valve by turning counterclockwise toward the rear of the dryer 4 Straighten the tab fastening the gas valve to the dryer bottom 5 Disconnect the wiring from the gas valve 6 Remove 2 screws fastening the gas...

Page 26: ...alve opens allowing gas to flow into the combustion chamber and ignite The main coil now in series with the glo bar causes the glo bar to cool down However the flame detector is held open by the radiant heat from the gas flame The booster coil is now also in series with the main coil and is essentially inoperative Should a momentary power failure occur the gas valve will shut off and an attempt to...

Page 27: ...e right side of the housing on gas dryer models The electric model has an L210 30 F rating and the gas model has an L300 40 F rating The inlet thermostat is wired in series with the outlet control thermostat If the thermostat reaches 210 F on electric models or 300 F on gas models it will open the L1 side of the heater or gas valve circuit interrupting heater or gas valve operation The thermostat ...

Page 28: ...upThermostat OutletThermistor OutletThermistor Outlet Control Backup Thermostat An L165 10 F outlet control backup thermostat is located on the blower housing The same thermostat is used on both gas and electric models It is wired in series with the inlet safety thermostat and heater relay If the thermostat reaches 165 F it will open the L1 side of the heater circuit interrupting heater operation ...

Page 29: ...clothes become dry they cannot short the circuit and the charge across the capacitor builds to 5 VDC If the electronic control board reads 1 VDC across the capacitor it is determined that the clothes are wet As the clothes are dried the voltage across the capacitor increases When the electronic control board reads 5 VDC across the capacitor it is determined that the clothes are completely dry The ...

Page 30: ...s part of the air duct assembly Note Wait at least 45 seconds before repeating the test to allow the capacitor to charge fully Electronic Control Board The electronic control board consists of 2 circuit boards connected by 2 ribbons The boards are attached to the back of the control panel and control all washer functions The boards are replaced with the control panel as an assembly If a faulty boa...

Page 31: ...2 2 F 0 7 2 c i r t c e l E l i o C r e t u O t e l t u O w o L a r t x E 0 0 w o L 6 1 1 9 1 1 m u i d e M 5 2 1 8 2 1 h g i H 4 3 1 7 3 1 t e l n I w o L a r t x E 0 0 w o L 6 7 1 9 7 1 m u i d e M 1 0 2 4 0 2 h g i H 7 2 2 0 3 2 s a G s t n i o p t e S e r u t a r e p m e T e c r u o S t a e H e r u t a r e p m e T t n i o p t e S g n i t t e S t a e H w o L t n i o p t e S h g i H t n i o p t ...

Page 32: ...s and hold the POWER and the START pads for 3 seconds When Service Mode is entered the control panel will display the dryer model code See Model Codes chart Service Mode can be exited in 4 ways 1 Press the STOP pad 2 Press the POWER pad 3 Unplug the unit 4 30 minute time out Enter Service Mode Exit Service Mode Restore power to the unit Within 30 seconds of power up simultaneously press and hold t...

Page 33: ... a s r o r r e f i r o d e g g o l r o r r e o n f i y a l p s i d l l i w e d o c t n e c e r d n a e d o c r o r r e d e y a l p s i d s r a e l C e d o c r o r r e t n e c e r t s o m t x e n s y a l p s i d t s e T e c a f r e t n I r e s U d e t a n i m u l l i D C L d n a s D E L l l A D C L n o d r a o b r e k c e h c s e l g g o T e r u t a r e p m e T t e l n I t s e T y a l p s i d l l i...

Page 34: ...n 95 F LO will be displayed If the measured temperature is greater than 275 F OPn shall be displayed on the DSSD Pressing the START pad while in the InletTemperatureTest will initiate heat and drive motor operation The STARTpad should be pressed to increase the inlet air temperature before testing the inlet temperature sensor The Inlet TemperatureTest displays the inlet air temperature sensor read...

Page 35: ...Gas ValveTest the DSSD will display iOF indicating the inner heater is off electric models or GOF indicating the gas valve is off gas models Pressing the STARTpad will activate the inner heater electric models or the gas valve gas models and activate the motor The DSSD display will change to iOn electric models or GOn gas models indicating that the heater or gas valve is on The dryer shall turn of...

Page 36: ...u t s i o m d e t r o h s r o n e p O d n a d o r g n i s n e s e r u t s i o m k c e h C c i n o r t c l e l e e c a l p e r K O f I s n o i t c e n n o c d r a o b l o r t n o c 0 5 E c i n o r t c e l E r o r r E l o r t n o C e r u l i a f M O R P E E e c i v r e s d l e i f g n i s u M O R P E E m a r g o r p e R t o n s i m e l b o r p f I t s e T M O R P E E e d o m d r a o b l o r t n o c ...

Page 37: ...se Dryer may be sitting unevenly as necessary until even Inconsistent drying times Type of heat Drying time will vary according to the type of heat used If you recently changed from an electric to a gas natural or LP dryer or vice versa the drying time could be different Type of load and The load size types of fabric wetness of clothes and the drying conditions length and condition of the exhaust ...

Page 38: ... fold or hang cycle ends immediately or use the EXTEND TUMBLE option Clothes shrink Some fabrics will naturally shrink To avoid shrinkage follow garment care labels exactly when washed Others can be safely washed but will shrink Some items may be pressed back into shape after drying in the dryer If you are concerned about shrinkage in a particular item do not machine wash or tumble dry it Greasy s...

Page 39: ...sorted washer load is a well sorted dryer load Large loads of heavy fabrics Large heavy fabrics contain more moisture and take like beach towels longer to dry Separate large heavy fabrics into smaller loads to speed drying time Controls improperly set Match control settings to the load you are drying Lint filter is full Clean lint filter before every load Improper or obstructed ducting Check insta...

Page 40: ...15 90 seconds N Replace Detector Check Inlet safety outlet backup t stats Closed circuits Replace open t stat or repair wiring Y Y Gas valve solenoids check OK N Y Igniter OK 50 to 400 ohms N Replace defective igniter 120VAC to gas valve solenoids Y Replace gas valve assembly Open wiring in gas valve circuit locate repair Heat selected motor running Check for 120VAC at pin 16 on the gas valve to n...

Page 41: ...en M1 M2 Y N Y Check heaters at heater relays pins 16 10 Appx 40 ohms N Y 240VAC to dryer N Gas Dryer Display Lights up N Adequate voltage to dryer N House fuse breaker or outlet problem Does motor hum Y Obstruction in blower wheel If Yes correct Stalled motor If yes Replace Motor Door switch OK If No correct Check resistance at J2 motor plug on control board at 2A Gray DS W wires 4 or 5 ohms indi...

Page 42: ...S W Br wires 4 or 5 ohms indicates open start or run winding Replace Motor Verify Hi limit t stat circuit at L1 J2 plug N J2 plug 120VAC If no repair connection wiring Y Check resistance at J2 motor plug on control board at 2A Gray DS W Br wires Open If yes check idler switch motor associated wiring If resistance reading is 2 5 ohms motor idler switch are ok Proceed to next step Select Air Dry pus...

Page 43: ... 41 Notes ...

Page 44: ...3 J5 J3 L2 L1 N 1 2 3 4 5 6 1 2 3 4 5 6 7 4 N transformer 5 heater relay K3 Orange Orange Red inlet safety outlet control backup orange Black Black Gray Gray White Brown gray inner coil outer coil Heater Housing Purple Purple Idler Switch Red Drum Blower Motor M6 start M5 M4 Yellow Brown Black Red M1 M2 Green DR C COM DR O Door Switch Black Black White White Inlet Outlet Gray Pink Gray Blue Blue W...

Page 45: ...D SWITCH M1 M2 YELLOW BROWN DRUM BLOWER MOTOR M6 START IDLER SWITCH RED GRAY IGNITOR DETECT N PURPLE BLACK INLET SAFETY ORANGE ORANGE YELLOW SAFETY COIL BOOSTER COIL MAIN COIL GAS VALVE OUTLET CONTROL BACKUP ORANGE YELLOW WHITE PURPLE M5 M4 RUN J5 1 2 3 4 5 6 J3 1 2 3 4 5 6 7 Green YELLOW BROWN Inlet Outlet Gray Pink GRAY BLUE BLUE PINK WHITE WHITE WHITE WHITE WHITE WHITE N YELLOW DOOR SWITCH THER...

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