GE WSSH300G Technical Service Manual
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GE WSSH300G Technical Service Manual

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GE Consumer & Industrial
Technical Service Guide
December 2006
GE WASHER
WSSH300G
31-9147
GE Appliances
General Electric Company
Louisville, Kentucky 40225
1

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  • Page 1 GE Consumer & Industrial Technical Service Guide December 2006 GE WASHER WSSH300G 31-9147 GE Appliances General Electric Company Louisville, Kentucky 40225...

  • Page 2: Safety Notice

    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

    SAFETY NOTICE ............................QUICK REFERENCE SHEET ........................Nomenclature location ........................Mini-manual location ........................Component resistance chart ......................Water fill height ..........................Electrical requirements ......................... Incoming water pressure ......................Drain requirements ........................Motor ............................... Diagnostic test ..........................Operation speeds .......................... Wiring Diagram ..........................OPERATING INSTRUCTIONS .........................
  • Page 4 Removing the electronic control ....................Removing the selector knob ......................Removing the water temperature selector shaft ................ Removing the programing buttons and springs ................Removing the front panel ......................Removing the console mounting brace ..................Removing the bellows (door boot) ....................Reinstalling or replacing the bellows ..................

  • Page 5: Quick Reference Sheet

    QUICK REFERENCE SHEET On the front panel at the lower left of the 1. Nomenclature location washer door opening. 2. Mini-manual location Under the top cover taped to the dispencer.

  • Page 6: Component Resistance Chart

    QUICK REFERENCE SHEET Resistance Ω Electrical component @ 77°F (25°C) Dispenser valve solenoids 800 ± 7% Door lock solenoid 1325 ± 10% Pump motor 12 ± 7% Component resistance chart. NTC thermistor 3K - 163K M1 TO M2 5.3 ± 7% M2 TO M3 5.3 ±...

  • Page 7: Diagnostic Test

    Diagnostic Test: 9. Turn the cycles knob (8) clicks from the start The diagnostic test is performed by using the Cycles position. The drain pump and door lock solenoid knob. To START THE TEST: will activate and the washer will operate in high Turn the Cycles Knob to Spin.

  • Page 8: Operation Speeds

    Operation speeds: Agitate Speed - RPM (Heavy, Regular, Quick, Perma Press, and Soak) Agitate Speed - RPM (Hand Wash, Active Ware, and Delicate) Spin speeds Heavy, Regular & Quick Spin Speed R.P.M. (Low) Spin Speed R.P.M. (Medium) Spin Speed R.P.M. (Max) Perm Press &...

  • Page 9: Wiring Diagram

    WIRING DIAGRAM...

  • Page 10: Operating Instructions

    OPERATING INSTRUCTIONS About the washer control panel. You can locate your model number at the top inside of the door opening. Control Settings Automatic Dispenser and Safety Latch Safety latch slides to the right to open drawer. (Latch locks to the left on its own.) Add detergent, liquid bleach and fabric softener to this drawer.

  • Page 11: About The Washer Features

    About the washer features. Signal When the Signal is ON, it will sound at the end of the cycle. Extra Rinse (available on some cycles) Use an extra rinse when additional rinsing is desired to remove excess dirt and detergent from soiled loads. Door Lock Indicator Light The indicator light is ON and the door is locked when the START button is pressed.

  • Page 12: Operation

    OPERATION The reed switch contacts are controlled by the magnetic field of the magnet located in the front panel of the dis- penser drawer. Control The control is mounted to the back of the console. The control: 1. Provides power to the dispenser solenoids, wax motor, door lock solenoid, drain pump and speed control board.

  • Page 13: Pressure Switch

    The door lock assembly is made up of a coil, door switch, Pressure Switch switch actuator, locking fork, wax motor, auxiliary switch and spin lock arm. The pressure switch is mounted to the right side panel under the top of the washer and controls the water level Locking Locking Switch...

  • Page 14: Water Inlet Valve Assembly

    The hot and wash solenoids share a common output Water Inlet Valve Assembly: cavity, with the bleach solenoid having a separate output cavity. The water inlet valve assembly is made up of a plastic housing and 3 solenoids. Wash Bleach The hot solenoid is connected to the incoming hot wa- Valve Operation: ter.

  • Page 15: Water Temperature

    When the solenoid is de-energized, the armature drops down, closing the diaphragm main orifice. Water continues to flow through the diaphragm bleed orifice, equalizing the pressure and allowing the spring to push the diaphragm down against the valve seat. Water Valve Closed When the solenoid is energized, the resulting magnetic field pulls the armature up into the valve guide.

  • Page 16: Automatic Dispenser

    Automatic Dispenser: A plastic conveyer is snapped to the bottom of the drawer to direct the outputs, from the bleach and softener chambers, to the dispenser housing outlet channel. This The automatic dispenser for detergent, liquid bleach and prevents the mixtures from coming out the front of the fabric softener system is made up of the dispenser cavity, drawer.
  • Page 17 In the fill cycles, water enters into the top of cavity and is directed across the top of the cavity by 4 channels. The dispenser bypass channel, the detergent channel, bleach channel and the fabric softener channel The channel that receives the water is determined by which inlet sup- plies the water or if both inlets supply the water.
  • Page 18 As the water passes over the detergent section, holes in Water in this channel and the mixture from the deter- the cavity allow some of the water to enter and flush the gent drawer flow into the tub through the large hose at detergent cavity.
  • Page 19 To allow the cavities to empty, the cover of the detergent drawer cover has tubes molded into it. The tubes fit over the tubes in the cavities. These tubes are larger than the tubes in the cavity and are designed to fit over the tubes, but not touch the As the water pass over the bleach section, holes in the bottom of the cavity when the cover is installed.

  • Page 20: Drain Pump

    Like the detergent channel, when the flow of the incoming This raises the mixture level above the tubes in the drawer water is more than the holes can dispense, the excess fabric softener cavity allowing the mixture to flow into the water backs up into the channel across the rear of the tub.

  • Page 21: Inverter

    Inverter: Motor: The inverter is mounted to the bottom plate of the washer The motor is mounted to the bottom of the outer tub. in the left rear corner of the washer. The inverter controls the following operations: The motor is an induction, three phase AC motor that varies speeds when the voltage from the speed control board varies in frequency and amount.

  • Page 22: Construction

    Outer Tub Assembly CONSTRUCTION The outer tub assembly is supported by two The front loading, tumble action clothes washer suspension springs and stabilized by two air shock consists of a perforated, cylindrical spin basket assemblies. A cement counterweight is mounted to the suspended horizontally on its axis within a larger solid front of the outer tub.

  • Page 23: Troubleshooting

    The five indicator lights of Door Lock, Wash, Rinse, TROUBLESHOOTING Final Spin and Control Lock will flash the number of times for the first digit of the code and the Start indicator light will flash the number of times for the second digit. The electronic control of the 3.0 Cu.

  • Page 24: Failure Code Chart

    Failure code chart Failure code Fault condition Check Fill time too long. Refer to test (1). Water leak in tub or air leak in air bell. Refer to test (2). Water not pumping out fast enough. Refer to test (4). Drain pump relay on control board failed or wire off pump.

  • Page 25: Tests

    Test Test Steps Correction Test 1: 1. Is the incoming water flow normal? Yes. Go to step (4). Go to step (2). 2. Are the incoming water faucets turned on? Turn water faucets on. Yes. Go to step (3). 3. Is the incoming water pressure above (30) psi.? Have customer correct pressure problem.
  • Page 26 Test Test Steps Correction Test 8: 1. Disconnect the plug from the drive motor If the resistance is between 105 -130 ohms, replace and measure the resistance pins 4 & 5 the speed control board. in the motor. If the resistance is NOT between 105 -130 ohms, replace the motor.

  • Page 27: Jacks And Plugs

    Jacks and plugs Control panel Speed control board circuits: J3 J4 J12 Line to neutral voltage from control board. Code inputs from control board. Outputs to the motor windings and tacho generator. Motor plug Control board circuits: Power to the speed control board. C5.5 J2 &...

  • Page 28: Teardown

    TEARDOWN 2. The detergent, liquid bleach and fabric softener insert lifts off. When reinstalling be sure to seat it properly. Always remove electrical power from the washer when working in an area where electrical power is present. Removing the detergent drawer: 1.

  • Page 29: Removing Door Strike

    5. To remove the safety latch lever, compress the Removing loading door handle: spring by moving the lever completely to the left and lift the lever out. 1. Remove the (2) screws holding the handle to the inner liner of the door. Removing door strike: 1.

  • Page 30: Disassembling The Door

    Disassembling the door: 3. The inner glass is held in place by (5) molded tabs in the rear door cover. To remove the glass, grab the edge of the cover by the tab and twist it away from 1. To remove the outer door panel, separate the the glass.

  • Page 31: Releasing The Bellows From The Front Panel

    Releasing the bellows (door boot) from the 3. Pull the bellows off of the lip of the front panel. front panel: The front of the bellows is installed over the lip of the door opening in the front panel and held in place by a spring loaded wire loop.

  • Page 32: Removing The Lower Front Access Panel

    4. Pull the switch assembly into the door opening and 2. Disconnect the inlet sump from the pump. unplug the electrical connectors. 3. Disconnect the outlet hose from the pump. Removing the lower front access panel: 1. Raise the front of the washer and insert a two by four under the front of the washer.

  • Page 33: Disassembling The Drain Pump

    Disassembling the drain pump: 3. Release the tab on each side of the motor and pull back to remove the armature. 1. The drain pump check valve is located in the outlet of the pump. 2. Remove the shield by releasing the tab and pulling back on the shield.

  • Page 34: Removing The Pressure Switch

    2. Remove the (2) screws from the rear of the top, slide Releasing the console: the top back and lift it off. 1. Disconnect the washer from the electrical supply, remove the top panel and detergent drawer. 2. Remove the (2) screws, one on each end, holding the console to the top of the side panels.

  • Page 35: Removing The Water Temperature Selector Knob

    4. Release the tab that is spread open by the left hand Removing the water temperature selector screw as viewed from the front. knob: 1. To remove the water temperature selector knob, pull the knob straight off. Removing the console: 1.

  • Page 36: Removing The Electronic Control

    Removing the electronic control: Removing the water temperature selector shaft: 1. Disconnect the washer from the electrical supply, remove the water temperature knob and the con- 1. Disconnect the washer from the electrical supply, sole. set the water temperature selector knob to the Cold/Cold position and remove the electronic 2.

  • Page 37: Removing The Front Panel

    Removing the front panel: 5. Remove the (2) 5/16” hex head screws holding the bottom of the front panel to the side panels. 1. Disconnect the washer from the electrical supply, release the console and remove the front access panel. 2.

  • Page 38: Removing The Console Mounting Brace

    Removing the console mounting brace: 2. Release the hose clamp and remove the hose from the top of the bellows. 1. Disconnect the washer from the electrical supply, remove the console and front panel. 2. Release the wiring harness from the back of the brace.

  • Page 39: Reinstalling Or Replacing The Bellows

    4. Remove the bellows by placing your hand under 2. There is a tab and an arrow on the top of the tub lip the bellows at the top of the opening and lift up while pulling out. and a slot in the groove and an arrow at the top of the bellows.

  • Page 40: Removing The Weight Ring

    4. Work your way about one third way around the tub 7. Place the spring in the groove at the top of the bellows then pull in on the inside flap of the bellows to seat and wedge a round object, about 3/4 “ in diameter, the bellows into the lip of the tub.

  • Page 41: The Water Inlet And Overflow/Vent Tube Grommet

    2. Using a 7/16” socket, remove the (5) bolts holding 2. Using a small common screw driver release the (8) the weight ring to the outer tub and slide the weight locking tabs around the water inlet tubes while ring off the outer tub front. pushing on the grommet rim from inside the washer.

  • Page 42: Removing The Overflow/Vent Tube

    Removing the overflow/vent tube: 4. Drop the rear of the tube down, slide the tube back and lift the tube out. 1. Disconnect the washer from the electrical supply remove the top panel and remove the overflow/ vent grommet. Removing the water inlet valve assembly: Note: The water valves and water valve harness connectors are color coded;...

  • Page 43: Removing The Water Inlet Screens

    Note: The water valves harness has locking plugs. 4. Remove the (2) screws, one on each side, holding the water inlet valve assembly to the detergent dispenser housing. Removing the water inlet screens: Water inlet screens are located in the ends of the water inlet tubs to filter the incoming water.

  • Page 44: Removing The Suspension Springs

    2. Remove the (3) screws from the top of the brace. Removing the top center brace: 1. Disconnect the washer from the electrical supply and remove the top panel. 2. Release the tub springs and slide the water valve assembly back. 3.

  • Page 45: Removing The Detergent Cavity Assembly

    Removing the detergent cavity assembly: 6. Remove the (2) screws holding the housing to the console panel. 1. Disconnect the washer from the electrical supply, remove the drawer and the top panel. 2. Disconnect the water valve assembly and the overflow/vent tube and slide them back.

  • Page 46: Removing The Detergent Dispenser Outlet Hose

    8. Slide the housing back until the tabs of the center Removing the detergent dispenser outlet cross bar release and the housing drops down. hose: 1. Disconnect the washer from the electrical supply and remove the top panel. 2. Release the overflow/vent tube and slide it back. 3.

  • Page 47: Removing The Hose Between The Drain Pump And The Drain Hose Coupler

    2. Loosen the clamp at the tub. 2. Release the clamp and slide the hose off the drain pump. 3. Release the clamp at the pump. 3. Release the clamp and slide the hose off the drain hose coupler. 4. Slide the hose off of the tub and pump to remove the sump.

  • Page 48: Removing The External Drain Hose

    Removing the external drain hose: Removing the rear access panel: 1. Release the clamp and pull the hose off the 1. Disconnect the washer from the electrical supply. coupler. 2. Remove the (6) screws holding the rear access panel to the washer’s rear panel and lift the access panel off.

  • Page 49: Removing The Large Pulley

    Removing the drive motor: 1. Disconnect the washer from the electrical supply, remove the rear access panel and the belt. 2. Disconnect the electrical plug and the ground wire from the motor. Removing the large pulley: 1. Disconnect the washer from the electrical supply. 2.

  • Page 50: Removing The Speed Control Board Assembly

    4. Slide the motor forward while supporting to remove. 3. Disconnect the wire harness and release the spring loaded locking tab on the side of the control board house. Lift the side of the housing up, slide the assembly to the rear to disengage the front tab and lift the assembly away from the washer base.

  • Page 51: Removing The Right Hand Air Shock Absorber

    5. Release the latch on each end of the speed control Removing the right-hand air shock housing and raise the top flap. absorber: 1. Disconnect the washer from electrical supply. 2. Remove the front access panel. 3. Remove air shock securement pins by depressing locking tab while pulling pin to remove.

  • Page 52: Removing The Left Hand Air Shock Absorber

    Removing the left-hand air shock Removing the air bell: absorber: 1. Disconnect the washer from the electrical supply and remove the front access panel. 1. Disconnect the washer from electrical supply. 2. Remove the (2) hoses, one from each end. 2.

  • Page 53: Removing The Tub Assembly

    Removing the tub assembly: 9. Remove the top pins from shock absorbers and push the shock absorbers against the cabinet. 1. Disconnect the washer from the electrical supply and the hot and cold water hoses. 2. Remove the top panel, console, front and rear access panels and the front panel.
  • Page 54 CAUTION: Use caution in handling the spin 12. Turn the tub over and remove the (23) screws basket. The outer surface is very holding the two halves of the tub together. sharp! 14. Reverse procedure to reassemble using illustration below to show outer tub screw tightening sequence.

  • Page 55: Spin Basket Vanes

    Note: The bearings, water seal and seal between the two tubs come as part of the rear half of the outer tub. If the water seal or bearings fail, inspect and, if necessary, dress shaft of the spin basket with a file. With some failures it will be necessary to replace the spin basket.

  • Page 56: Removing The Spin Basket Vanes

    Removing the spin basket vanes: 1. Open the washer’s loading door. 2. Insert a small shaft common screwdriver into the hole in top of the vane behind the divided space and push the (4) locking tabs open. SCREW SLOT 3. Slide the vane toward the door opening to release the (6) tabs and push on the side of the vane to remove.

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