GE Profile Harmony WPGT9360 Technical Service Manual
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GE Profile Harmony WPGT9360 Technical Service Manual

Harmony washer
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See also: Installation Instructions & Owner's Manual
GE Consumer & Industrial
Technical Service Guide
September 2005
Harmony Washer
WPGT9360
31-9133
GE Appliances
General Electric Company
Louisville, Kentucky 40225

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  • Page 1 GE Consumer & Industrial Technical Service Guide September 2005 Harmony Washer WPGT9360 31-9133 GE Appliances General Electric Company Louisville, Kentucky 40225...
  • Page 2 IMPORTANT SAFETY NOTICE The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.

  • Page 3: Table Of Contents

    Table of Contents Backsplash ...................................23 Basic Wash Cycle ................................17 Bearing Housing Assembly ............................41 Brake Resistor ..................................26 Clutch Shifter Assembly ..............................39 Component Locator Views ............................20 Control Features ................................7 Control Quick Reference Chart ...........................46 Control System ..................................23 Drain Pump ..................................31 Factory Test Mode ................................44 Field Service Mode ................................42 General ....................................6 Hall Sensor ...................................38...

  • Page 4: Nomenclature

    Nomenclature Model Number W P G T 9 3 6 0 B 0 W W Back Splash Color Washer Feature Pack Body Color Common Brand Features Exceptions: Engr. Revision H = Energy Star P = Profi le™ Model Year N = Special Designator Capacity/Confi...

  • Page 5: Warranty

    Warranty ll 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 washer which fails due to a defect in materials or workmanship.

  • Page 6: General

    Overview Direct Drive Motor - The washer does not use a General transmission or mechanical brake. Direct drive technology results in fewer moving parts for The GE Profi le Harmony Washer is part of the GE smooth, quiet operation. (See Motor Assembly Profi...

  • Page 7: Control Features

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

  • Page 8: Quick Start

    Quick Start Getting Loosely load clothes no higher than the top Started row of holes in the washer tub. Overloading may reduce washer efficiency and possibly If the Touch increase wrinkling. Screen is dark, Add a low-sudsing, high-efficiency detergent. press POWER Add diluted fabric softener, bleach or or the Touch pretreat 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.* Color COLOR CYCLES include:...

  • Page 10: Stain Inspector

    Stain Inspector The Stain Inspector provides pretreatment You select the specific stain, fabric type and color, Washing tips and optimum washing for specific types and the washer creates the wash cycle for treating Using the of stains. the stain. Stain Inspector Example: Washing a chocolate-stained, white cotton shirt 1 Press STAIN INSPECTOR.
  • Page 11 Below is a listing of the stain selections available Stain on the washer Touch Screen. For additional Selections information on handling these types of stains, visit the Tide ® Stain Detective at www.tide.com/staindetective. Stain Selections (not all selections are available on all models) Beverages Food/Dairy/Cooking Outdoor...

  • Page 12: Summary Screen

    Summary Screen After selecting a wash cycle, the Summary Screen About the displays the automatic settings for the cycle you have SUMMARY SCREEN Summary chosen. You can adjust these by touching the screen Screen COTTONS 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 The Wash Options allow you to set options for the About the OPTIONS current wash cycle only. After you have made all Wash Options desired changes, press OK. Delay Start – Use to delay the start of your washer. Press DELAY START to change the delay time.
  • Page 14 My Cycles The “My Cycles” feature allows you to create, About the 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 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 Consumer Help Screens The machine settings on the Help feature Setting the MACHINE PREFERENCES allow you to control the volume of the button beep Machine and end-of-cycle signal, and turn the washer/dryer Preferences communication feature on or off. LANGUAGE BUTTON BEEP Button Beep END OF CYCLE WASHER/DRYER...

  • Page 17: Basic Wash Cycle

    Operation Overview Note: Dry load and wet load sensing are used on all Basic Wash Cycle cycles except the following: Note: See for identifi cation Component Locator Views SNEAKERS and location of washer components. COMFORTERS BLANKETS (OTHERS) After a load is placed in the basket, the user selects BLANKETS (COTTONS) the appropriate wash cycle on the LCD touch screen THROW RUGS (WASHABLE)
  • Page 18 Centrifusion Wash Spin The locked infusor and wash basket begin a The infusor and wash basket lock together. The clockwise spin (fi gure 1). The speed of the spin is basket spins very slowly at fi rst. This allows dirty customized to the load type and fabric type.

  • 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: Spin and Drain Hand-wash...

  • Page 20: Component Locator Views

    Component Locator Views Balance Ring 304 Stainless Wash Basket Tub Cover Infusor Note: To operate the washer with the lid open, place a magnet Top Cover on the left front corner Lid Switch of the top cover (in front of the bleach dispenser).
  • Page 21 Note: Backsplashes are reversible. Left control backspash shown. See Switching the Washer and Dryer for more information. Backsplashes Serial Communication LInk Backsplash Main Control Board Pressure Sensor Heating Element Control Board Water Valve Assembly Inverter Brake Resistor Water Inlet Ports RF Choke Heating Element Pressure Sensor Hose...

  • Page 22: Inverter And Main Board Pin Connectors

    Inverter and Main Board Pin Connectors Inverter Board Lid Switch Pressure Sensor Hall Sensor Main Board CON 2 Main Board CON 1 Heating Element Control Board Thermistor Water Valve Assemly Washer Motor Power LED Clutch Motor Drain Pump 120 VAC Input From Heating Element Control Board Brake Resistor Ground 120 VAC Input from RF Choke...

  • Page 23: Backsplash

    Washer Components Backsplash Main Control Board and Touch Screen LCD 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 touch screen LCD and main control board are only To remove the backsplash: available as a complete assembly.

  • Page 24: Inverter

    Membrane Keypanel Inverter The membrane keypanel is attached to the The inverter board is enclosed in a protective backsplash and is only available as a complete box that is mounted on the top cover under the assembly. backsplash. The inverter is held in place by 2 Phillips head screws.
  • Page 25 Inverter Board Testing the Inverter • The inverter receives 120 VAC from the heating element control board. CON 2 • The heating element control board receives 120 VAC through the RF Choke. • If 120 VAC is not present at the inverter, Power LED check wall outlet, power cord, heating element control board, and RF Choke.

  • Page 26: Brake Resistor

    To remove the brake resistor: Protective Cover 1. Remove the 2 Phillips-head screws that hold the The protective cover must be removed to access brake resistor in place. the following components: water valve assembly, pressure switch, brake resistor, and RF choke. The 2.

  • Page 27: 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 outer tub and Note: The water level will vary depending on the operates by a frequency (kHz) signal to the inverter load size, which is measured by the dry load and...

  • Page 28: 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 5 solenoid coils. It is only available as a complete Disconnect assembly. Each solenoid controls a specifi c water function.

  • Page 29: 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 30: Wash Basket

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

  • Page 31: Drain Pump

    Drain Pump Drain Pump Cover • The drain pump consists of a 120-VAC, 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 32: Thermistor/Atc Control (Auto Temp)

    To remove the drain pump: 6. Disconnect the drain pump wires. Note: Water will remain in hoses even when the tub appears empty. Use care to avoid water spills. Disconnect 1. Disconnect power to the machine. 2. Remove the 4 Phillips-head screws (2 on each side) that hold the back cover in place.

  • Page 33: Outer Tub And Suspension Assembly

    To determine the temperature of the incoming Outer Tub and Suspension Assembly water, the washer control measures the difference between the voltage sent and the voltage returned The wash basket, outer tub, and motor are from the water temperature sensor. The washer suspended by four rod and spring assemblies.

  • Page 34: Heating Element

    Hi-Limit Thermostat Heating Element The outer tub is protected from over heating from • The heating element is located above the drain the heating element by a hi-limit thermostat. The at the bottom of the outer tub. hi-limit thermostat is located on the bottom of the outer tub.
  • Page 35 To remove the heating element and hi-limit 2. Slide the element into the thermostat bracket thermostat: located inside the tub. Note: The heating element must be removed before 3. Seat the heating element in the tub opening. removing the hi-limit thermostat. Front View of Bracket Shown Inside Tub 1.
  • Page 36 Troubleshooting the Heating Element Heating Element Control Board Ground 120 VAC Input from RF Choke DC Control Fuse Voltages from Inverter Board 120 VAC Output to Inverter Board RED3 Heating Element Note: If the consumer’s hot Hi-Limit Thermostat water supply is above 140°F (60°C), the heating element will not come on at the start Water is not heating during the WHITES or SUPER CLEAN cycle.

  • Page 37: Motor Assembly

    MOTOR Motor Assembly • The washer has a direct-drive pulse-width modulation motor that does not utilize a belt, transmission, or mechanical brake. HALL SENSOR • The motor assembly is composed of a coil- wound stator, Hall sensor, and permanent- magnet rotor. COLOR CODE •...

  • Page 38: 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 rpm. washer before servicing to avoid electrical shock. • Four wires connect the Hall sensor to the 1.

  • Page 39: Clutch Shifter Assembly

    5. Disconnect the wiring to the stator and the Hall The infusor and basket are in the locked position sensor by carefully lifting the stator. during the following cycles: IMPORTANT: The motor connector and Hall sensor • Water Fill connector are very fragile, handle with care. •...
  • Page 40 • When the basket and infusor are in the unlocked position, the clutch moves upward, disengaging CLUTCH the clutch coupler and rotor teeth, allowing the MOTOR & CAM infusor to rotate independently of the basket. Unlocked Position Clutch Motor COLOR CODE LETTERS COLOR LETTERS...

  • Page 41: 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 1. Remove the Motor Assembly Clutch Shifter clutch coupler plate. Assembly 2.

  • Page 42: Field Service Mode

    Field Service Mode 3. Press and hold MY CYCLES and BACK Overview simultaneously for 3 seconds: The washer control has a fi eld service mode that a. The control will display any recorded errors. can be accessed by the service technician in order If no errors have been recorded, press EXIT to give critical information on the status of various to return to the HOME screen.
  • Page 43 d. Use the BACK pad on the keypanel List of self diagnostic checks: membrane to scroll back through the list. • Lid If MORE is not displayed, then there are no additional errors. • Touch Screen 5. If errors have been recorded, the following steps •...

  • Page 44: 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 The factory test mode allows the service technician START/STOP pad once to cycle through the to make adjustments and run several important contrast screen (the black fl...
  • Page 45 b. To stop the current test and move to the • TEST BLEACH VALVE - Energizes bleach valve. next test, press the START/STOP pad. • TEST SOFTENER VALVE - Energizes softener c. Each test starts as soon as it is displayed valve.

  • Page 46: 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 47: Troubleshooting

    Troubleshooting Problem Possible Cause and Repair LCD display 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). Test the inverter (see Inverter). Vertical lines on the LCD display when the washer is Re-seat LCD ribbon cable at connector CN6 on the turned on.
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  • Page 52: Schematic

    Schematic – 52 –...

  • Page 53: Illustrated Parts

    Illustrated Parts Note: Parts list is for reference only. – 53 –...
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  • Page 56 View No. Catalog Number Description 0001 14-X025 USE & CARE/INSTL DVD 0001 31-15567 MINI MANUAL 0001 49-90221 USE & CARE MANUAL 0002 WH16X10052 HANGER ASM, PIVOT 0003 WH16X10053 HANGER ASM, PIVOT 0004 WH16X10054 HANGER ASM, PIVOT 0005 WH16X10055 HANGER ASM, PIVOT 0010 WE19X10072 CONTROL PANEL ASM WH-RH...
  • Page 57 View No. Catalog Number Description 0160 WH01X10223 HINGE LEFT 0160 WH01X10224 HINGE RIGHT 0163 WE02X10060 SCREW 0170 WH39X10003 MECH HSNG ASM - BEARING 0180 WH13X10017 VALVE ASM - INLET 0182 WH41X10084 PIPE 0184 WH41X10085 HOSE, INLET 0186 WH41X10100 HOSE,INLET 0200 WH12X10247 SENSOR SWITCH ASM 0201...

  • Page 58: Overview

    Switching the Washer and Dryer Backsplashes To switch the washer and dryer backsplashes: Overview 1. Place a towel over the lid of the washer to When viewed from the front, the washer is shipped prevent scratches to the surface. for installation on the left and the dryer is shipped for installation on the right.
  • Page 59 5. Disconnect the ribbon at the right of the washer 8. Remove the 4 Phillips-head screws from the control board by pulling the connector at the dryer backsplash. Rotate backsplash forward end of the ribbon off the metal pins. and lift off. Note: Do not disconnect any other wires from Screws the washer control board.
  • Page 60 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 61 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.
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