GE WPGT9350 Technical Service Manual
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GE WPGT9350 Technical Service Manual

Profile washer
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GE Consumer Products
TECHNICAL SERVICE GUIDE
Profile Washer
MODEL SERIES:
WPGT9350
PUB # 31-9103 07/03
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Summary of Contents for GE WPGT9350

  • Page 1 GE Consumer Products TECHNICAL SERVICE GUIDE Profile Washer MODEL SERIES: WPGT9350 PUB # 31-9103 07/03...
  • Page 2 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 and properly fastened. GE Consumer Products Technical Service Guide Copyright © 2003 All rights reserved.

  • Page 3: Table Of Contents

    Table of Contents Backsplash ........................23 Basic Wash Cycle ......................17 Bearing Housing Assembly ....................37 Brake Resistor......................... 25 Clutch Shifter Assembly ....................35 Component Locator Views ....................20 Consumer Help Screens ....................15 Control Features ........................ 7 Control Quick Reference Chart ..................42 Drain Pump ........................

  • Page 4: Model Number

    Nomenclature Model Number W P G T 9 3 5 0 B 0 W W Back Splash GE Washer Color Feature Pack Body Color Common Brand Features Exceptions: Engr. Revision H = Energy Star P = Profile™ Model Year N = Special...

  • Page 5: Warranty

    The suspension rod and spring assembly, and main electronic control board if any of these parts should From the date of the fail due to a defect in materials or workmanship. GE will also replace the washer lid or cover if they original purchase should rust under operating conditions.

  • Page 6: Overview

    Overview General The GE Profile Harmony Washer is part of the GE Profile Harmony Clothes Care system utilizing the latest developments in washing technology. The Harmony Washer does not use the typical agitator found on conventional washers. Instead, the direct...

  • Page 7: Control Features

    Control Features Throughout this manual, features and appearances may vary from your model. TART Features of 1 POWER. Press to “wake up” the display. If 5 HOME. Press to return to the “TOUCH TO the display is active, press to put the washer SELECT WASH CYCLE”...

  • Page 8: Quick Start

    Quick Start Getting Loosely load clothes no higher than the top row of holes in the washer tub. Overloading Started may reduce washer efficiency and possibly increase wrinkling. If the Touch Add a low-sudsing, high-efficiency detergent. Screen is Add diluted fabric softener, bleach or wash dark, press boost additives as desired.

  • Page 9: Wash Cycles

    Wash Cycles If the Touch Screen is dark, press POWER or the Touch Screen to access the wash cycles menu. The default cycle settings are based on standard load types. Always follow the fabric manufacturer’s care label when laundering. Washing by Select By Color to wash loads sorted by color.

  • Page 10: Stain Inspector

    Stain Inspector Washing The Stain Inspector provides pretreatment You select the specific stain, fabric type and tips and optimum washing for specific types color, and the washer creates the wash cycle Using the of stains. for treating the stain. Stain Inspector Example: Washing a chocolate-stained, white cotton shirt 1 Press STAIN INSPECTOR.
  • Page 11 Stain Inspector Stain Selections Below is a listing of the stain selections available on the washer Touch Screen. For additional information on handling these types of stains, visit the Tide ® Stain Detective at www.tide.com/staindetective. Stain Selections Beverages Food/Dairy/Cooking Outdoor Specialty Stains •...

  • Page 12: Summary Screen

    Summary Screen After selecting a wash cycle, the Summary Screen About the SUMMARY SCREEN displays the automatic settings for the cycle you Summary have chosen. You can adjust these by touching the Screen COTTONS screen location for any of the settings shown. If you change any of the automatic settings, you can save the new settings as a custom “My Cycle”...
  • Page 13 Summary Screen About The Wash Options allow you to set options for the current wash cycle only. After you have OPTIONS the Wash made all desired changes, press OK. Options Delay Start – Use to delay the start of your washer.

  • Page 14: My Cycles

    My Cycles About the The “My Cycles” feature allows you to create, MY CYCLES store and reuse up to 6 custom cycles. Create “My Cycles” your own cycles from scratch, or adjust the Feature settings of a predefined wash cycle, then save MODIFY for one-touch recall.

  • Page 15: Consumer Help Screens

    My Cycles To rename a “My Cycle” from the Home Screen: 1 Press the MY CYCLES button. 2 Select RENAME from the Touch Screen menu. 3 Select the cycle name from the Touch Screen menu. 4 Using the keypad on the Touch Screen, type the name of your “My Cycle”...

  • Page 16: Sales Demo Mode

    Consumer Help Screens Setting the The machine settings on the Help feature MACHINE PREFERENCES allow you to control the volume of the button Machine beep and end-of-cycle signal, and turn the Preferences washer/dryer communication feature on or off. END OF CYCLE BUTTON BEEP SIGNAL Button Beep...

  • Page 17: Basic Wash Cycle

    Operation Overview Note: Dry load and wet load sensing are used on Basic Wash Cycle all cycles except the following: Note: See Component Locator Views SNEAKERS identification and location of washer components. COMFORTERS After a load is placed in the basket, the user BLANKETS (OTHERS) selects the appropriate wash cycle on the LCD BLANKETS (COTTONS)
  • Page 18 Centrifusion Wash Spin The locked infusor and wash basket begin a The infusor and wash basket lock together. The clockwise spin (figure 1). The speed of the spin is basket spins very slowly at first. This allows dirty customized to the load type and fabric type. As wash water and lint to drain through the holes in the basket spins faster, it creates a strong flow of the bottom of the basket before a higher spin...

  • Page 19: Wash Cycle Chart Example

    Wash Cycle Chart Example User Selection of Cycle Dry Load Sensing Water Fill Adjust Water Temp Wet Load Sensing Adjust Water Fill (only if needed) Wash Process Basket Wash Centrifusion Wash Infusor Wash Spin and Drain* Spray Rinse *Spin Information Maximum spin speeds will vary depending on the cycle: Hand-wash 350 rpm...

  • Page 20: Component Locator Views

    Component Locator Views Balance Ring 304 Stainless Wash Basket Tub Cover Infusor Suspension Rod Pressure Sensor Hose Motor Wiring Harness Drain Pump – 20 –...
  • Page 21 Note: To view the basket while it is in operation, open the lid and place a magnet Lid Switch on the left front corner Top Cover of the top cover (in front of the bleach dispenser). Bleach Water Reservoir Additive Dispenser Pressure Sensor Magnet Serial Communication Link...

  • Page 22: Inverter And Main Board Pin Connectors

    Inverter and Main Board Pin Connectors Inverter Board Lid Switch Pressure Sensor Hall Sensor Main Board CON1 Main Board CON2 Thermistor Water Valve Assembly Power LED Washer Motor Clutch Motor Drain Pump 120 VAC input From RF Choke Ground Brake Resistor Main Board LCD Backlight (>800 VDC)

  • Page 23: Backsplash

    Washer Components Backsplash Main Control Board and Touch Screen The backsplash must be removed to access the The main control board and touch screen LCD control system components. are attached to the backsplash as one unit. The To remove the backsplash: touch screen LCD and main control board are only available as a complete assembly.

  • Page 24: Inverter

    Membrane Keypanel The membrane keypanel is attached to the backsplash and is only available as a complete assembly. When ordering a replacement backsplash, the part must be ordered as left or right, depending upon installation. The membrane keypanel is connected to the control board by a ribbon cable.

  • Page 25: Brake Resistor

    • The inverter receives 120 VAC through the Protective Cover RD2 connector (RF Choke). If 120 VAC is not present, check wall outlet, power cord, and The protective cover must be removed to access RF Choke. the following components: water valve assembly, •...

  • Page 26: Pressure Sensor (Water Level Switch)

    The frequency is monitored by the inverter which Pressure Sensor (Water Level Switch) turns off the water valves when the desired water level is achieved. The pressure sensor is connected by a clear hose to an air reservoir near the bottom of the Note: The water level will vary depending on the outer tub and operates by a frequency (kHz) load size which is measured by the dry load and...

  • Page 27: Water Valve Assembly

    3. Note the placement of the wires, then Water Valve Assembly disconnect the wiring to the solenoid coils. The water valve consists of a valve body and five solenoid coils. It is only available as a complete assembly. Each solenoid controls a specific water Disconnect function.

  • Page 28: Top Cover

    4. The main wiring harness is held in place by Top Cover plastic clips on the inside corner of the washer cavity. Remove the wiring harness from the The top cover is held in place by 2 Phillips head holding clips. screws located on the top/back of the washer and two front tabs.

  • Page 29: Wash Basket

    4. Remove the 10-mm hex-head screw that Wash Basket holds the infusor in place with a socket or Phillips head screwdriver (turn screw Caution: If the basket is not free to rotate, counterclockwise to remove). damage to the clutch coupler can occur. Ensure that the washer is in the spin mode before Note: The 10-mm screw has a rubber O-ring.

  • Page 30: Drain Pump

    Drain Pump • The drain pump consists of a 120-VAC, Drain Pump Cover 60-Hz, motor, impeller, and impeller housing. • The pump is capable of pumping to a stand- pipe height of 8 ft. The maximum length of the drain hose is 10 ft. (An accessory drain hose extension is not available at this time.) 4.
  • Page 31 4. Remove the drain hoses from the pump: 7. Remove the 2 Phillips head screws that hold the drain pump to the mounting plate. Remove Note: The drain hoses are difficult to remove due the drain pump. to a sealing compound used at the factory. a.

  • Page 32: Outer Tub And Suspension Assembly

    Resistance can be measured at the purple 2-pin Thermistor/ATC Control (Auto Temp) connector on the inverter board. Make sure to unplug the connector to isolate the thermistor • The control uses a water temperature sensor before taking resistance readings. (See Inverter (thermistor) to regulate the wash water and Main Board Pin Connectors.

  • Page 33: Motor Assembly

    3. Lift the outer tub up and disengage the ROTOR Rotor suspension rod assemblies from each corner of the outer tub. COIL Disengage POWER STATOR PERMANENT MAGNET HALL SENSOR ASSEMBLY SHAFT POWER PERMANENT HALL SENSOR 4. Pull the outer tub assembly out of the washer MAGNET cabinet.

  • Page 34: Hall Sensor

    To remove the rotor and stator: Hall Sensor WARNING: The rotor is not grounded. Unplug the • The Hall effect sensor measures the motor washer before servicing to avoid electrical shock rpm. 1. To access the motor, the washer must be •...

  • Page 35: Clutch Shifter Assembly

    3. Pull the rotor away from the drive shaft. Clutch Shifter Assembly 4. Remove the six 10-mm hex-head screws The clutch assembly locks or unlocks the basket that hold the stator in place. and infusor together, depending on the wash cycle Note: Removal of the wiring guard (held in place pattern.
  • Page 36 Clutch Operation To diagnose the clutch motor: • The clutch locks and unlocks the basket by • The inverter supplies 120 VAC to the clutch engaging teeth on the inside of the rotor with motor through the brown and white wires teeth on the clutch coupler.

  • Page 37: Bearing Housing Assembly

    To remove the clutch shifter assembly: Bearing Housing Assembly 1. Remove the rotor. (See Motor Assembly. To remove the bearing housing Assembly: 2. Remove the three Phillips head screws from the clutch coupler plate. 1. Remove the Motor Assembly Clutch Shifter Assembly 2.

  • Page 38: Field Service Mode

    Field Service Mode 3. Press and hold MY CYCLES and BACK Overview simultaneously for 3 seconds: The washer control has a field service mode that • The control will display any recorded can be accessed by the service technician in errors.
  • Page 39 Follow the on-screen instructions. CONGRATULATIONS ON THE PURCHASE OF YOUR NEW GE PROFILE WASHER! A BRIEF SELF DIAGNOSTIC WILL NOW BE RUN ON YOUR WASHER. THIS MAY TAKE UP...

  • Page 40: Factory Test Mode

    5. The contrast screen is displayed. This test Factory Test Mode shows screen resolution, which affects how the washer’s graphics are displayed. Press The factory test mode allows the service tech to the START/STOP pad once to cycle through make adjustments and run several important the contrast screen (the black flips to the tests on critical washer components.
  • Page 41 b. To stop the current test and move to the • TEST BLEACH VALVE - Energizes bleach next test, press the START/STOP pad. valve. c. Each test starts as soon as it is displayed • TEST SPECIAL ADDITIVE - Energizes special on the screen and each test will time out additive valve.

  • Page 42: Control Quick Reference Chart

    Control Quick Reference Chart Wash Cycle No Power Mode Demo Mode Power Up Cycle Started (unit plugged in) Cycle Complete Or Paused Home & My Cycles Buttons (3 secs) Complete Setup Mode User Setup Home, Back, My Cycles, or Interface Mode Help Buttons Mode...

  • Page 43: Troubleshooting

    Troubleshooting Problem Possible Cause and Repair LCD backlight does not come on. The backlight connection on the main board may not be secure. Check the connection to make sure it is secure. The LCD backlight does not function below 30°F (-1.1°C). Vertical lines on the LCD display when the washer Re-seat LCD ribbon cable at connector CN6 on is turned on.
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  • Page 48: Schematic

    Schematic – 48 –...

  • Page 49: Parts

    PARTS – 49 –...
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  • Page 52 VIEW CATALOG NUMBER DESCRIPTION QUANTITY NUMBER 49-90151 MANUAL, USE & CARE 31-15543 MANUAL, MINI WH16X10052 HANGER ASM, PIVOT WH16X10053 HANGER ASM, PIVOT WH16X10054 HANGER ASM, PIVOT WH16X10055 HANGER ASM, PIVOT WH46X10098 PANEL ASM, FRONT WH-LH WE19X10072 CONTROL PANEL ASM WH-RH WH46X10097 PANEL, BACK WH43X10026...
  • Page 53 VIEW CATALOG NUMBER DESCRIPTION QUANTITY NUMBER WH47X10004 DETERGENT BOX ASM WH47X10005 INSERT, DETERGENT BOX WH01X10207 HINGE WH02X10148 SCREW WH39X10003 MECH HSNG ASM - BEARING WH13X10017 VALVE ASM - INLET WH41X10084 PIPE WH41X10085 HOSE, INLET WH41X10086 HOSE, INLET WH12X10247 SENSOR SWITCH ASM WH41X10087 TUBE, PRESSURE S/W WH01X10208...

  • Page 54: Switching The Washer And Dryer Backsplashes

    Switching the Washer and Dryer Backsplashes Overview To switch the washer and dryer backsplashes: 1. Place a towel over the lid of the washer to When viewed from the front, the washer is prevent scratches to the surface. shipped for installation on the left and the dryer is 2.
  • Page 55 5. Disconnect the ribbon at the right of the 8. Remove the 4 Phillips head screws from the washer control board by pulling the connector dryer backsplash. Rotate backsplash forward at the end of the ribbon off the metal pins. and lift off.
  • Page 56 12. Place the backsplash from the dryer on top of 15. Place the gray wire from the serial port under the washer and place the backsplash from the the strain relief of the new backsplash. washer on top of the dryer. Strain Relief 16.
  • Page 57 18. Attach the washer control board to the new 21. Place the gray wire from the serial port under backsplash by replacing the 4 Phillips head the strain relief of the new backsplash. screws removed from the washer control board earlier. Strain Relief 22.

  • Page 58: Temperature Conversion Table

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  • Page 59 Notes – 59 –...

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