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GE PROFILE PDE9900, Technical Service Manual

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GE PROFILE PDE9900 Technical Service Manual Download Page 34

– 34 –

PDW8900 Series

WARNING: 

Disconnect electrical power before servicing.

Caution

: Label all wires prior to disconnection.  Wiring errors can cause improper and dangerous operation.   

Verify operation after servicing.

Schematics and Strip Circuits

 

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Summary of Contents for PROFILE PDE9900

Page 1: ...GE Appliances General Electric Company Louisville Kentucky 40225 31 9137 GE ProfileTM Dishwasher Technical Service Guide February 2006 GE Consumer Industrial PDW8900 Series PDW9700 Series PDW9900 Series ...

Page 2: ... 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 necessary checks RECONNECT ALL GROUNDING DEVICES If grounding wires screws straps clips nuts or washers used to complete a path to ground are removed for service they must be returned to their original position an...

Page 3: ...DW9900 Series 28 Fill Funnel 21 Heating Element 22 Introduction 5 Keypad Assembly 13 Lower Spray Arm Fine Filter and Inlet Cover 21 Main Conduit 21 Middle Spray Arm 20 Nomenclature 4 Schematics and Strip Circuits 34 Service Mode 32 Single Rack WashTM 29 SmartDispenseTM 15 Smart Fill System 24 Turbidity Sensor 23 Upper Spray Arm 21 Using the Dishwasher with the Upper Rack Removed 20 Warranty for 20...

Page 4: ...el Year Designator Engineering Model Suffix Model Number The serial plate of your dishwasher is located on the tub wall just inside the door jam The mini manual is located behind the toe plate Nomenclature Nomenclature The letter designating the year repeats every 12 years Example T 1974 T 1986 T 1998 Serial Number The first two characters of the serial number identify the month and year of manufact...

Page 5: ...location s water hardness Single Rack WashTM In addition to the two rack wash cycles this GE Profile dishwasher has a Single Rack Wash which bypasses the lower spray arm directing the cleaning power to the up per rack only Water is dispensed from the middle and upper wash arms only Smart Fill The wash system has been changed to a low flow design The wash dry and noise performance have all been impro...

Page 6: ...ASHING Displayed during prewash main wash and rinse periods DRYING Displayed during HEATED DRY SANITIZED Displayed when cycle has met sanitization conditions CLEAN Displayed when a wash cycle is complete Time Remaining Display on some models During operation the display shows the minutes remaining until the cycle is complete The display may adjust the remaining time while the Sensing light is on T...

Page 7: ... meant for heavily soiled dishes or cookware with dried on or baked on soils This cycle may not remove burned on foods Everyday dishes are safe to be used in this cycle NORMAL WASH Heavy 7 8 gal 75 min Medium 6 7 gal 65 min Light 4 5 gal 50 min This cycle is for medium heavily soiled dishes and glassware SPEED CYCLE 6 7 gal 35 min This cycle is for everyday dishes and glassware CHINA CRYSTAL 6 7 g...

Page 8: ... PDW9900 Series to save energy HEATED DRY Turns the heating element on for fast drying This will extend the total cycle time by 15 minutes for the ANTI BACTERIAL cycle 8 minutes for the SPEED cycle 15 minutes for the PLASTICS cycle 30 minutes for the CHINA CRYSTAL cycle and 38 minutes for all other cycles NOTE Cannot be selected with RINSE ONLY cycle LOCK You can lock the controls to prevent any s...

Page 9: ...ired enhancements Touch the START RESET pad to begin the cycle Water fill begins immediately and approximately 60 seconds later the wash action begins When the dishwasher door is fully closed the control panel lights will display the last settings you selected If you don t want to change any of the settings simply touch the START RESET pad to begin the cycle If the door is closed the indicator lig...

Page 10: ...Hub 5 Filter Screen 6 Heating Element 7 Float 8 Smart Dispense Cap Left Side View Fill Funnel Water Valve Fill Hose Door Spring PDW8900 Series Shown PDW8900 Series Shown Detergent Rinse Module Flood Switch Junction Box Flapper Active Vent Control Module Positive Displacement Pump SmartDispenseTM Reservoir Liquid Level Sensor Door Interlock Switch Circulation Pump Active Vent Motor ...

Page 11: ...r Rear of Dishwasher Circulation Pump Motor Ball Junction Box Wax Motor PDW9000 Series Shown PDW8900 Series Shown Door View Door Panel Removed Flapper Active Vent Control Module Fan Motor Door Interlock Switch Detergent Rinse Module Liquid Level Sensor SmartDispense Reservoir Positive Displacement Pump Active Vent Motor Fan Conduit ...

Page 12: ...itch Dishwasher Components Door Panel PDW9700 Series and PDW9900 Series Note For top control dishwashers there must be 1 2 inch clearance between the top of the door and the counter top The door panel covers the main control board detergent cup vent fan motor louver wire harness Smart Dispense bottle Smart Dispense detergent sensor Smart Dispense pump and door interlock switch The outer door panel...

Page 13: ...19 The membrane should read approximately 22K Ω When a control pad is pressed continuity is present on the corresponding pins See chart Example If the HEATED DRY pad is pressed you should have continuity between pins 12 and 17 To locate pin numbers note location of pin 1 for reference point See illustration PDW8900 Series The keypad and ribbon cable are a permanent part of the escutcheon and are r...

Page 14: ...fer slightly depending on whether the dishwasher is front mount control PDW8000 series or top mount control PDW9000 series Front Mount Control PDW8900 Dishwasher must be in standby mode Close and latch the door Press normal wash to illuminate the lights on the control panel Press Cookware pad and Delay Hours pad together and hold for 3 seconds The current hardness setting will be shown on the Time...

Page 15: ...quid detergent dispense assembly consisting of the following components Detergent Reservoir Mounted within the inner door panel Detergent Level Sensor Connected to a Low Detergent LED on the control panel Positive Displacement Pump Injects the optimal amount of detergent into the dishwasher during each cycle Detergent Reservoir Note The SmartDispenseTM system can only be used with liquid or gel au...

Page 16: ...trol board and the low detergent LED indicator light is turned on The light indicates 3 to 7 wash cycles left before the detergent reservoir is completely empty Note The Low Detergent LED may look like it is illuminated when in fact it is not An indicator that is illuminated will be a bright red Note If the SmartDispenseTM system is not being used the low detergent light can be turned off or on by...

Page 17: ... VDC During each pre wash cycle the pump is energized for 5 seconds dispensing 4ml of detergent The electronic control uses two inputs to determine the total amount of detergent dispensed during the main wash cycle Soil Level determined by the turbidity sensor Water Hardness as calibrated for the location A water hardness selection mode permits the calibration of the water hardness for the locatio...

Page 18: ... pump instead of the main motor continuously to drain the bulk dispenser tank The purge cycle deselects all other options and runs for 65 minutes The consumer should run the purge cycle 3 times filling the dispenser tank with water for the second and third cycles Total time is approximately 3 hours Follow these steps carefully to have a successful purge run Front Mount Controls PDW8900 Top Mount Co...

Page 19: ... Phillips head screws and 2 brackets At the second activation 3 the lever lifts the connecting rod by the notch This action lifts the rinse dispenser plunger and releases the rinse agent When deactivated the lever returns to its original starting position The detergent rinse module automatically dispenses both the detergent and the rinse agent at the appropriate times The module is activated 2 tim...

Page 20: ...ew and bottom of the middle arm Note If the upper rack experiences poor cleaning problems ensure the middle spray arm is turning freely If not disassemble the middle spray arm and clean the bearing surface then reassemble Using the Dishwasher with the Upper Rack Removed 1 Unsnap and remove the end cap on each side of the rails 2 Pull the rack straight out and off the rails 3 Replace the end caps 4...

Page 21: ...pper rack 4 Release the bottom conduit tab 5 Release 2 center conduit tabs and remove the main conduit Upper Spray Arm Check the holes in spray wash arm for bits of china seeds and other foreign matter Also check the spray wash arms for rotation To remove the upper spray wash arm remove the upper rack see Middle Spray Arm then remove the screw and upper spray wash arm Lower Spray Arm Fine Filter a...

Page 22: ...ter the wash cycle has started the feature will not take effect until the beginning of the next fill This option is not available for the Rinse Only cycle Water inlet temperature must be at least 120 F for proper drying Low water inlet temperature will prevent proper convection air movement and increase drying time substantially If the problem is that the dishes are not drying correctly don t overl...

Page 23: ...ximum amount of time using the maximum number of wash and rinse fills for the selected cycle The turbidity sensor also contains the thermistor for automatic temperature controlTurbidity Sensor Test Turbidity Sensor Key The thermistor s resistance has a negative temperature coefficient As the temperature increases the resistance goes down At 75 F the resistance is approximately 9 9K Ω At 140 F the re...

Page 24: ...be just to the rear edge of the heater bracket The dishwasher will fill with approximately 1 2 gal of water Depending on the wash cycle selection a complete wash cycle will use between approximately 2 5 gal Rinse Only to 10 9 gal Cookware heavy soil level Fill Hose Drain System The drain system consists of the following components Auxiliary drain pump includes motor and one way check valve Drain tu...

Page 25: ... Valve Flood Switch Water Valve Test Note The detergent pump will also operate during the water valve test 1 Attempt to activate water valve using Service Mode Pump out water as necessary using Service Mode If an intermittent failure is suspected activate water valve 5 times using Service Mode Water valve should stay on for 75 to 95 seconds per activation and should not turn on and off during the ...

Page 26: ...MAX HEATED DRY W O HEATED DRY Normal Wash 3 1 3 36 99 1372 1452 38 5 158 240 Speed Wash 3 1 2 23 53 1303 1503 8 128 240 Glasses 2 1 3 26 61 1303 1353 30 150 240 China Crystal 4 1 3 60 12 1502 1402 38 30 38 158 150 158 240 Pots Pans 3 1 3 36 115 1303 1583 15 15 150 240 Sani Wash 3 1 2 76 136 1402 1452 45 605 4 180 240 240 Single Rack Wash 3 1 3 145 140 240 Plastics 2 0 0 9 11 96 _ _ _ _ 240 Time is...

Page 27: ...w that secures the module to the right side of the inner door panel The screw is located on the outside of the inner door panel The module cover is held in place by 5 tabs see arrows Screw Control Module Board Note When replacing the control module always run the Factory Test Mode to calibrate the keypad membrane and turbidity sensor to the control board J1 Power Supply X J2 Heating Element Circul...

Page 28: ... 90 in the mount and sliding it out between the tabs Note The gear in the mount is held in place with the motor Vent Motor Strip Circuit J5 2 RED BLK M J5 1 Note Foam with double sided tape holds the conduit in place The foam tears easily if pulled during removal of the housing Six Phillips head screws hold the fan and motor to the vent housing Fan Motor Strip Circuit 65 W FAN DK BLUE RED M WHITE ...

Page 29: ...ds the ball out of the water flow path The impeller spins counterclockwise to a high velocity Water flowing from the impeller outward fills all chambers Wax Motor Magnet Ball Water Fill Line Normal Wash Cycle Single Rack WashTM Cycle Water Fill Line Wax Motor Magnet Ball Single Rack WashTM Cycle The pump fills with water to the level indicated At the same time the wax motor energizes and pulls the mag...

Page 30: ...d L1 and N The motor is thermally protected internally through the L1 side The wiring connector is blue to match the wire leading to the motor It is designed to fit only one way on the terminals Make certain the connector is fully seated when installing The replacement motor pump assembly contains a new ball Caution Be sure the ball is in place and held by the magnet before reassembling the unit No...

Page 31: ...e black door springs They are hooked in the MIDDLE hole of the door cable Black springs with white painted markings are packaged with the dishwasher for use with heavy door panels The PDW9900 Series has 1 black door spring hooked in the MIDDLE hole of the door cable and 1 black door spring with white painted markings hooked in the END hole White Paint ...

Page 32: ...ed 4R Activates Deactivates Heater 6 min PAD Description Time 1L Activates Deactivates Heater and Fan Test times out after 6 minutes 2L Not Used 3L Activates Deactivates Water Valve and Smart Detergent Dispenser Variable 4L Activates Deactivates Detergent Cup Variable 5L Activates Deactivates Auxiliary Pump Variable 6L Activates Deactivates Main Pump and Single Rack Wash Motor Wax Motor Variable P...

Page 33: ...alve energizes for 60 seconds 4 Main pump is energized Water valve continues filling for an additional 10 seconds 5 Heater is energized and main pump continues to run for an additional 60 seconds 6 Dishwasher pauses for 40 seconds During this time the turbidity sensor control module board and membrane keypad are being calibrated a The control module will beep continuously and the lock icon LED will...

Page 34: ...H6 GF G1 G HG 5 3 BF8C27 2 F0C4A E0 E4 EG 740C8 6 4 4 4 C AG 3A08 D BCA8 28A2D8CB 6 1G 1F 1F 1G 2 9 9 9 9 2 FG 3 A FA 3 A E 7I F0C4A E0 E4 3 A 8 C4A 2 9 G 5 3 BF8C27 F0C4A E0 E4 FA 2 D C A 9 D FA G 740C8 6 4 4 4 C 9 9 EG FA 740C8 6 4 4 4 C E4 C C A 9 9 AG 1G 3A08 D 9 AG FA 9 34C4A64 C 3D 4 AH FA 34C4A64 C 3D 4 H1 G BG G C2 CDA1838CH B4 B A 9 9 6H 34C4A64 C B4 B A 34C4A64 C B4 B A AG HG 2 A 2 34 4C...

Page 35: ...D 0C8 D 1D 34C4A64 C D 1D 34C4A64 C D F0G C A 1D 34C4A64 C D D H6 GF G1 G HG 5 3 BF8C27 2 F0C4A E0 E4 EG 740C8 6 4 4 4 C AG 3A08 D H1 G BG G C2 CDA1838CH B4 B A BCA8 28A2D8CB 6 1G 1F 1F 2 9 9 3 A 8 C4A 2 F0C4A E0 E4 3 A 8 C4A 2 9 G 5 3 BF8C27 F0C4A E0 E4 FG 2 D C A 9 28A2D 0C8 D FG G 740C8 6 4 4 4 C 9 9 EG EG FG 740C8 6 4 4 4 C 50 9 A FG 3A08 D 9 AG FG 9 9 9 34C4A64 C 3D 4 AH FG 34C4A64 C 3D 4 3A0...

Page 36: ...he product caused by accident fire floods or acts of God Incidental or consequential damage caused by possible defects with this appliance Cleaning or servicing of the air gap device in the drain line Damage caused after delivery including damage from items dropped on the door This warranty is extended to the original purchaser and any succeeding owner for products purchased for home use within th...

Page 37: ...dent fire floods or acts of God Incidental or consequential damage caused by possible defects with this appliance Cleaning or servicing of the air gap device in the drain line Damage caused after delivery including damage from items dropped on the door This warranty is extended to the original purchaser and any succeeding owner for products purchased for home use within the USA If the product is l...

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