GE GDWT668V Service Manual Download Page 16 | Manualshive

Page: 16 / 72

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16 /

GE Title or job number /

8/2/2011

Upper rack - slide

Upper rack extended outward

Front view with rack pushed in.
NOTE: Removing front end caps
will not release rack

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Summary of Contents for GDWT668V

Page 1: ...GDWT668V GDWT768V PDWT560V PDWT565V PDWT380V PDWT180V CDWT980V CDWT280V ZBD8920V ZBD7920V ZBD6920V New Top Control Door Design Platform...

Page 2: ...2 Presenter and Event 8 2 2011...

Page 3: ...3 Presenter and Event 8 2 2011...

Page 4: ...for the interpretation of this information nor can it assume any liability in connection with its use WARNING To avoid personal injury disconnect power before servicing this product If electrical powe...

Page 5: ...escription Safety Glasses Plano Type Safety Glasses Steel Toe Work Boot Electrically Rated Glove and Dyneema Cut Resistant Glove Keeper Brazing Glasses GE Factory Service Employees are required to use...

Page 6: ...6 Presenter and Event 8 2 2011 Monogram Cafe Profile GE...

Page 7: ...er 8 2 2011 New Look Control Designs GE LED indicators Plastic tactile buttons with painted metallic finish NOTE Graphics Text on top controls are not on the top layer of surface to prevent being expo...

Page 8: ...8 GE Title or job number 8 2 2011 New Look Control Designs Profile White SSD Seven segment display White LED s Chrome tactile buttons White LED s only visible when illuminated...

Page 9: ...9 GE Title or job number 8 2 2011 New Look Control Designs Cafe Plastic tactile buttons with painted metallic finish Note Blue LED s Text...

Page 10: ...10 GE Title or job number 8 2 2011 New Look Control Designs Monogram Silk screen text Chrome collar White SSD Plastic tactile with chrome finish and white LED indicator...

Page 11: ...ease the temperature of the water by use of the heater in the second segment of the steam option the heater will remain on and the circulation pump will turn off partially through to allow water to dr...

Page 12: ...e rigid structure and modifies main wash length Normal cycle time 68 94 minutes Auto cycle time 62 90 minutes Normal Auto cycles w Added Heat 106 116 minutes Sanitize cycle 51 132 minutes Deep Clean 1...

Page 13: ...13 GE Title or job number 8 2 2011 Illustration Not actual product Bi colored LED LED amber during cycle LED green when cycle is finished Front LED indicator...

Page 14: ...14 GE Title or job number 8 2 2011 Lower rack roller Lower rack roller wheel Cross section of door liner New geometry of lower wheel provides a tighter fit to door liner for better rack stability...

Page 15: ...15 GE Title or job number 8 2 2011 Lower rack roller Roller locks onto rack Spread roller tabs outward...

Page 16: ...16 GE Title or job number 8 2 2011 Upper rack slide Upper rack extended outward Front view with rack pushed in NOTE Removing front end caps will not release rack...

Page 17: ...17 GE Title or job number 8 2 2011 Upper rack slide To remove upper rack assembly press down to disengage lever on left side and up on the right side Right side Pull rack assembly forward and out...

Page 18: ...18 GE Title or job number 8 2 2011 Upper rack slide Tracks are riveted in place and not replaceable View from outside of tub...

Page 19: ...19 GE Title or job number 8 2 2011 Upper rack slide Spread retainer clips outward Slide basket rearward out of retainers...

Page 20: ...20 GE Title or job number 8 2 2011 Upper rack slide Pry end cap out of slide With the end cap removed take care when sliding bearing track out as bearings will fall loose...

Page 21: ...21 GE Title or job number 8 2 2011 Upper rack shower 1 With rack upside down remove hex head screw 2 Remove other hex head 3 Lift funnel off 4 Release support bracket in rear 1 2 3 4...

Page 22: ...22 GE Title or job number 8 2 2011 Float Switch Dome Float dome is removed by releasing locking tabs by squeezing or with small screwdriver and lifting up Float is accessed and can be lifted off...

Page 23: ...23 GE Title or job number 8 2 2011 Lower Shower Filter Gently lift and rotate lower spray arm counterclockwise to remove Rotate hub nut counterclockwise to remove Remove fine filter by lifting up...

Page 24: ...24 GE Title or job number 8 2 2011 Sump Cover Shower tube sets in a clip mounted to the center rear of the tub Lift sump inlet cover straight off to gain access to debris in sump...

Page 25: ...ed in the floor of the tub you must remove the sump filter basket Use flat bladed screwdriver or putty knoife to release sump filter tabs on each side Lift straight up and out Coarse filter then lifts...

Page 26: ...26 GE Title or job number 8 2 2011 Sump Sump mounted to tub with clamp on top Sump filter retainer is loose when sump is removed...

Page 27: ...icles in the wash water by transmitting light and measuring the quantity of that light Note Turbidity is defined as the amount of suspended particles suspended in a fluid Turbidity Sensor Thermistor T...

Page 28: ...d it will automatically start a factory test mode During that cycle the turbidity sensor will be calibrated If a turbidity sensor is replaced w o replacing a control the turbidity sensor can be calibr...

Page 29: ...trol Circuit When the control is checking the turbidity of the water a pulsed 5 volt DC signal is sent to the emitter If you check the DC voltage at the control or turbidity sensor you will see a fluc...

Page 30: ...neral Electric 2010 Testing the Thermistor Circuit The thermistor s resistance has a negative temperature coefficient NTC At 75 F the resistance is approximately 9 9K At 140 F the resistance is approx...

Page 31: ...31 GE Title or job number 8 2 2011 Drain Pump Drain pump secured to sump with clamp Drain pump has a check valve at both inlet and outlet ports Final drain time appx 105 seconds...

Page 32: ...32 GE Title or job number 8 2 2011 Drain Pump Check valve removed by simply pulling forward Outlet check valve...

Page 33: ...33 GE Title or job number 8 2 2011 Motor Assembly Motor pump assembly mounted with hanger facing front and connected to sump with clamp Viewed from underneath with dishwasher on its back...

Page 34: ...34 GE Title or job number 8 2 2011 10 F Start capacitor Mounted with 1 screw Motor Assembly...

Page 35: ...35 GE Title or job number 8 2 2011 Heater Heating Element connections in rear of machine 16 resistance value...

Page 36: ...le or job number 8 2 2011 Tub Thermostat Heat Shrink Thermostat Opens at 165 F Resets at 150 F Thermostat located in the front behind the toe kick panel and access panel Remove hex head screws Replace...

Page 37: ...37 GE Title or job number 8 2 2011 Door...

Page 38: ...38 GE Title or job number 8 2 2011 Outer Door Panel To remove outer door panel remove the two hex heads screws located in both lower corners View from underneath...

Page 39: ...39 GE Title or job number 8 2 2011 Outer Door Panel Remove 10 T15 torx screws from around inner door panel NOTE different length with screws 4 long 6 short...

Page 40: ...40 GE Title or job number 8 2 2011 New Look Inner Door Panel...

Page 41: ...41 GE Title or job number 8 2 2011 Outer Door Panel HMI control is mounted to outer door panel Remove Phillips head screw and remove metal shield to access...

Page 42: ...nect Model Select Plug re use Remove single Phillips head screw Model Select Plug is a resistor that the control will read through the harness from the HMI or UI that it is plugged in to If the model...

Page 43: ...43 GE Title or job number 8 2 2011 Outer Door Panel Lift top control housing straight up and out of the outer door panel...

Page 44: ...44 GE Title or job number 8 2 2011 Remove 2 Phillips head screws for HMI control H M I Control...

Page 45: ...45 GE Title or job number 8 2 2011 Push buttons and rubber inlay are replaced individually as shown Buttons are keyed to prevent misplacement H M I Control...

Page 46: ...46 GE Title or job number 8 2 2011 Handle Removal Left Side Remove hex head screw Note HMI board must be removed to access screw on left Right Side Remove hex head screw...

Page 47: ...47 GE Title or job number 8 2 2011 Outer Door Panel Handle Removal Full length view...

Page 48: ...48 GE Title or job number 8 2 2011 Indicator Lens The lens is replaced by prying the square retaining clip off the back side Front right side...

Page 49: ...49 GE Title or job number 8 2 2011 Door Components Detergent Rinse Aid dispenser Door Lock Switch Main control Vent Fan TCO...

Page 50: ...50 GE Title or job number 8 2 2011 Door Switch Door switch is held in place with 3 Phillips head screws L1 N...

Page 51: ...Title or job number 8 2 2011 Door Switch Strike 3 screws removed Door Switch removed Door strike held in place with single T15 screw Remove screw and slide strike assembly forward and out NOTE No adju...

Page 52: ...52 GE Title or job number 8 2 2011 Over Temperature TCO TCO is held in place with a single T15 torx screw One Shot Opens at 250 F Breaks L1 L1 N...

Page 53: ...53 GE Title or job number 8 2 2011 Active Vent Held in place with 1 screw Slides to right off vent flap 103 12VDC CW closes vent CCW opens vent...

Page 54: ...54 GE Title or job number 8 2 2011 Vent Fan Remove 4 Phillips head screws Pull vent housing and fan straight out...

Page 55: ...11 Vent Fan Fan runs at end of dry cycle whether Heated dry is selected or not However the time varies Fan will run as little as 1 minute or up to 15 minutes w o heated dry Fan could be on for 30 50 m...

Page 56: ...56 GE Title or job number 8 2 2011 Detergent Rinse aid module Remove 6 screws to replace detergent rinse aid module Can be cycled and tested in service mode...

Page 57: ...57 GE Title or job number 8 2 2011 Inner Door Door cable connects to hinge on both sides Roller held in place with single screw Door tension adjustments are made at end of cable wire or frame support...

Page 58: ...58 GE Title or job number 8 2 2011 Inner Door Removal Remove 4 Phillips head screws 2 each side Lift off while noting any wiring...

Page 59: ...59 GE Title or job number 8 2 2011 Inner Door Hinge Door panels removed Ensure that door cable is disconnected Remove single T25 torx screw...

Page 60: ...2 2011 Complete Door Removal If a situation required the entire door assembly could be removed from dishwasher by removing the single T25 torx screw and cable on each side NOTE Components mounted to...

Page 61: ...61 GE Title or job number 8 2 2011 Bottom Door Gasket The door gasket is riveted to the bottom of the inner door panel Replace inner door to replace door gasket...

Page 62: ...62 GE Title or job number 8 2 2011 Tub Gasket Tub gasket pulls away from channel on lip of tub Held in place at the corners with the use of a wire rod that provides tension...

Page 63: ...63 GE Title or job number 8 2 2011 Lower Access Panel Two hex head screws secure access panel to front frame View with outer door panel in place Outer door panel removed for better view...

Page 64: ...64 GE Title or job number 8 2 2011 Mini Manual Location Mini Manual located behind access panel on left front side...

Page 65: ...5 GE Title or job number 8 2 2011 Water Valve Float Switch Water valve located on left front of unit Secured with two hex head screws Float Switch located on left front Mounted with two hex head screw...

Page 66: ...66 GE Title or job number 8 2 2011 Fill Funnel Fill funnel mounted on left rear corner of tub Inside cap unscrews to release funnel from tub...

Page 67: ...67 GE Title or job number 8 2 2011 TCO Power Supply Active Vent Turbidity NTC Keypad Main Control J5 J1 J2 J3 J7 Power Switching Component Connections...

Page 68: ...Title or job number 8 2 2011 Testing Example Heating Element Testing of major components can be accomplished with the neutral pin and each individual component as noted in the picture Heating element...

Page 69: ...69 GE Title or job number 8 2 2011 Main Control Removal Remove single Phillips head screw located on inner door panel Swing control out to the left and lift out of support openings...

Page 70: ...gent module Water valve energized 45 65 seconds depending on model 5 Main pump energized 55 seconds 6 Turbidity sensor calibrated and other checks 90 seconds 7 Drain pump energized 75 seconds 8 When 2...

Page 71: ...ry for 3 seconds Note Unplugging unit is not necessary All LED s are lit for approximately 3 seconds and the vent closes to indicate service mode was successfully entered Exit service mode Press Start...

Page 72: ...72 GE Title or job number 8 2 2011...

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