GE GDWT668V Technical Service Manual Download Page 41

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Warranty

What Is Not Covered (for customers in Canada):

Service trips to your home to teach you how to use 

the product.

Improper installation. 

If you have an installation problem, contact your dealer

or installer. You are responsible for providing adequate

electrical, exhausting and other connecting facilities.

Failure of the product if it is abused, misused, or used for

other than the intended purpose or used commercially.

Replacement of house fuses or resetting of circuit breakers.

Damage to the product caused by accident, fire, floods 

or acts of God.

Damage caused after delivery.

What GE Will Not Cover (for customers in the United States):

For The Period Of:

GE Will Replace:

One Year

Any part of the dishwasher which fails due to a defect in materials or workmanship. During

From the date of the

this limited one-year warranty, GE will also provide, free of charge, all labor and in-home service

original purchase

to replace the defective part.

Five Years

The dishwasher racks and the electronic control module if they should fail due to a defect  

(only for model numbers in materials or workmanship. During this five-year limited warranty, you will be responsible 

beginning with PDW 

for any labor or in-home service costs.

or CDW) From the date 

of the original purchase
Lifetime of Product

The Stainlesstub or door liner, if it fails to contain water due to a defect in materials or 

(only for model numbers workmanship. During this limited warranty, GE will also provide, free of charge, all labor and 

beginning with PDW 

in-home service to replace the defective part.

or CDW) 

Service trips to your home to teach you how to use 

the product.

Improper installation, delivery or maintenance.

Failure of the product if it is abused, misused, or used for

other than the intended purpose or used commercially.

Replacement of house fuses or resetting of circuit breakers.

Product not accessible to provide required service.

Damage to the 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 the

USA. If the product is located in an area where service by a GE Authorized Servicer is not available, you may be responsible for a trip

charge or you may be required to bring the product to an Authorized GE Service location for service. Proof of original purchase date

is needed to obtain service under the warranty. In Alaska, the warranty excludes the cost of shipping or service calls to your home.
Some states do not allow the exclusion or limitation of incidental or consequential damages. This warranty gives you specific legal

rights, and you may also have other rights which vary from state to state. To know what your legal rights are, consult your local

or state consumer affairs office or your state’s Attorney General.

Warrantor: General Electric Company. Louisville, KY  40225

This warranty is extended to the original purchaser and any succeeding owner for products purchased in Canada for home use

within Canada. In home warranty service will be provided in areas where it is available and deemed reasonable by Mabe to provide.

Staple your receipt here. 

Proof of the original purchase

date is needed to obtain service

under the warranty.

GE Dishwasher Warranty.

All warranty service provided by our Factory Service Centers, 

or an authorized Customer Care

®

technician. To schedule service, 

on-line, visit us at GEAppliances.com, or call 800.GE.CARES (800.432.2737) in

the United States. In Canada, call 1.800.561.3344. Please have serial number

and model number available when calling for service.

WARRANTOR IS NOT RESPONSIBLE FOR CONSE QUEN TIAL DAMAGES.

Warrantor: MABE CANADA INC.

EXCLUSION OF IMPLIED WARRANTIES—Your sole and exclusive remedy is product repair as provided in this Limited

Warranty. Any implied warranties, including the implied warranties of merchantability or fitness for a particular

purpose, are limited to one year or the shortest period allowed by law.

EXCLUSION OF IMPLIED WARRANTIES—Your sole and exclusive remedy is product repair as provided in this Limited

Warranty. Any implied warranties, including the implied warranties of merchantability or fitness for a particular

purpose, are limited to one year or the shortest period allowed by law.

23

Summary of Contents for GDWT668V

Page 1: ...pany Louisville Kentucky 40225 31 9221 Top Control Stainless Steel Tub Dishwashers Technical Service Guide September 2011 GE Appliances GDWT668V GDWT768V PDWT180V PDWT380V PDWT560V PDWT565V CDWT280V C...

Page 2: ...s use 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 t...

Page 3: ...f the Bulk Dispenser Tank 21 Cycle Chart 12 Cycles 11 Detergent Rinse Module 24 Dishwasher Components 17 Door Handle 24 Door Switch Assembly 24 Drain Pump Assembly 35 Factory Test Mode 39 Fill Funnel...

Page 4: ...18 Sump Filter 29 Tactile Switch 23 Troubleshooting 37 Tub Gasket 27 Tub Thermal Cutout TCO 36 Turbidity Sensor 31 Upper Wash Arm 28 Vent Fan 25 Warranty 41 Water Hardness Test and Calibration 17 Wat...

Page 5: ...menclature Handle Control Location 0 Latch Front Control 6 Recessed Top Control 8 Towel Bar Top Control Door 8 Stainless Door Top Control T Top Control Serial Number The first two characters of the se...

Page 6: ...option and ActiveVent Fifty two dBA sound level ENERGY STAR qualified and CEE Tier II rated SmartDispense only on models GDWT7XX PDWT3XX PDWT5XX CDWT980 and ZBD89XX Weights and Dimensions Approximate...

Page 7: ...n See SANITIZE below for complete cycle description Opening the door or pressing any key while the door is closed and latched will turn off the light CLEAN Displayed when a wash cycle is complete Refe...

Page 8: ...8 Continued next page...

Page 9: ...inued next page The STEAM option will use the heater to increase the temperature of the water The circulation pump will turn off periodicall allowing water to drip onto the hot calrod which will creat...

Page 10: ...10 Start 5...

Page 11: ...4 times Disabling STEAM will shorten the cycle time If STEAM is selected during NORMAL or AUTO cycles turbidity response is ignored and cycle defaults to the heavy soil algorithm HEATED DRY takes 34 m...

Page 12: ...e low flow water valve sec 62 16 62 21 62 23 Fill Time high flow water valve sec 46 13 46 15 46 17 Drain Time sec 7 75 10 75 11 105 Max Temp Limit F 158 158 158 Min Temp Limit F 120 120 Extend Time mi...

Page 13: ...13 Front View Component Locator Views Control Panel View Insulation Access Panel Continued next page Door Latch Control Panel Door Panel Control Assembly...

Page 14: ...nterior View Without Racks Detergent Rinse Module Compartment View Detergent Rinse Module Detergent Compartment Compartment Lid Rinse Agent Cap Rinse Agent Outlet Continued next page Indicator Window...

Page 15: ...iew Insulation Removed Bottom View Looking Up Spray Arm Heating Element Fill Hose Fill Funnel Front Back Drain Pump Tub TCO Coarse Filter Float Dome Fine Filter Hub Nut Door Spring Sump Water Valve Mo...

Page 16: ...16 Control Board Connector Locator View J5 J7 J3 J2 J1 J5 Active Vent J7 Keypad J1 Power Supply J2 Power Switching J3 Turbidity Temperature Sensor...

Page 17: ...s from the outer door panel Caution Carefully remove the outer door from the inner door frame 4 Disconnect the wire harness from the tactile switch Disconnect Water Hardness Test and Calibration Test...

Page 18: ...ate the lights on the control panel 1 Press the SELECT CYCLE and DELAY HRS buttons simultaneously and hold for 3 seconds 2 The current hardness setting is shown on the TIME REMAINING display 3 Enter t...

Page 19: ...harness When the detergent in the reservoir drops below the continuity sensor a signal is sent to the control board and the LOW DETERGENT LED indicator light is turned on The light indicates 3 to 7 wa...

Page 20: ...the electronic control uses the following formula 4 ml x Number of Prewashes 25 ml Additional Quantity for Hardness The additional quantity is a predefined quantity of detergent based on the water ha...

Page 21: ...and HEATED DRY LEDs are off 6 Dishwasher runs a complete cycle with the main motor instead of the dispenser tank Cycle is complete when the CLEAN light illuminates This should take approximately 60 m...

Page 22: ...control board to the turbidity sensor can be tested by checking the voltage at J3 on the control board See Control Board Connector Locator View A pulsed 2 VDC signal should be measured across wires J...

Page 23: ...console Note When replacing the tactile switch transfer the model select plug to the new switch Tactile Switch Buttons Silicone Pad Model Select Plug Lens The lens is located behind the console and at...

Page 24: ...ips head screws from the door switch Door Handle The door handle is held in place by 2 screws that can be accessed by removing the console To remove the door handle 1 Remove the console See Lens steps...

Page 25: ...2 in the center of the connecting rod At the second activation of the module the lever lifts the connecting rod by the notch This action lifts the rinse dispenser plunger 3 and releases the rinse age...

Page 26: ...nt motor turns the active vent switch clockwise to close the vent and counterclockwise to open the vent To remove the active vent 1 Remove the vent fan See Vent Fan steps 1 3 2 Disconnect the active v...

Page 27: ...See Outer Door Panel 2 Pull the wire rod out of the gasket Bottom Door Seal The bottom door seal is riveted to the inner door panel To remove the bottom door seal replace the inner door panel See Inn...

Page 28: ...opening the dishwasher door and removing the bottom rack Remove the lower wash arm by pulling it up while turning it counterclockwise Upper Wash Arm Remove the upper wash arm by removing the 1 4 in he...

Page 29: ...he lower wash arm See Lower Wash Arm 2 Rotate the hub nut counterclockwise Lift the hub nut off the fine filter 3 Lift the fine filter off the wash arm hub Sump Filter The sump filter prevents large p...

Page 30: ...r putty knife Tab Tab Coarse Filter To remove the coarse filter 1 Remove the sump filter See Sump Filter 2 Turn the wash arm hub counterclockwise and remove it from the tub 3 Lift the coarse filter fr...

Page 31: ...um number of wash and rinse fills for the selected cycle The turbidity sensor can be tested by checking the resistance across the wires on the control board at J3 pin 1 yellow black wire and J3 pin 4...

Page 32: ...ure the O rings are placed between the heating element and tub floor before installing the heating element nuts O ring Disconnect Tab Disconnect Disconnect To remove the turbidity sensor 1 Remove the...

Page 33: ...s electronically controlled and solenoid operated The flow of water is controlled by a rubber flow washer capable of maintaining a flow rate of 1 1 to 1 3 gallons per minute with incoming water pressu...

Page 34: ...the water inlet valve bracket Caution To prevent water leakage assure the O ring is retained in the valve before installing the bracket O Ring 3 Remove the two 5 16 in hex head screws from the water...

Page 35: ...ation 3 Lay the dishwasher on its back 4 Disconnect the 2 wires from the drain pump 5 Loosen the 5 16 in hex head screw then pull the drain pump off the sump Disconnect Disconnect Motor Pump Assembly...

Page 36: ...ehind the toe kick panel To remove the tub TCO 1 Disconnect power 2 Remove the two 1 4 in hex head screws and the access panel 4 Slide the tub TCO off the bracket 3 Remove the two 1 4 in hex head scre...

Page 37: ...ically exit service mode if the control panel is inactive for 5 minutes Troubleshooting Service Mode Control Operation When a control is activated in the service mode the output continues to remain ac...

Page 38: ...38 Top Control Activates Deactivates fan Hold both buttons simultaneously for 3 seconds...

Page 39: ...onds When second fill starts exit test mode by pressing the START RESET button In some cases it may be necessary to unplug the unit to exit the test mode If the unit is left in factory test mode the d...

Page 40: ...M J2 11 J2 10 DOOR INTERLOCK WATER VALVE DOOR INTERLOCK J2 5 PX FLOOD SWITCH WX 725 1200 C NO PUMP MOTOR J2 4 M CIRCULATION PUMP WX NX 10 HEATING ELEMENT J2 6 J2 7 VX VX VX WX HEATING ELEMENT FAN J2 3...

Page 41: ...ery 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 lo...

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