Troubleshooting Your Super Combo EZ 4400 CV (Version 2) Washer: Understanding Diagnostic Codes

Troubleshooting Your Super Combo EZ 4400 CV (Version 2) Washer: Understanding Diagnostic Codes

The Super Combo EZ 4400 CV (Version 2) washer and dryer combo is a reliable appliance designed for RV and motor home use. However, even the best appliances can experience issues. The EZ 4400 CV's diagnostic system helps you identify problems by displaying error codes. This blog post explains these codes, their meanings, and the associated components, making it easy for you to troubleshoot your washer.

Error Codes and Their Meanings

  1. E1 – Door Not Closed Properly

    • Description: The washer cannot detect that the door is closed.
    • Component: Door Switch
    • Part Number: 1108
    • Action: Ensure the door is fully closed and inspect the door switch for any issues. Check for debris or obstructions in the door latch area.
  2. E2 – Not Draining Water

    • Description: The washer is unable to drain water properly.
    • Component: Drain Pump
    • Part Number: 1107
    • Action: Inspect the drain pump for clogs or malfunctions. Clean the drain filter and check the drain hose for blockages or kinks.
  3. E3 – Not Filling Water

    • Description: The washer is experiencing issues with water filling.
    • Component: Cold Water Valve/Hot Water Valve
    • Part Numbers: 1132, 1135
    • Action: Verify that the water supply is turned on and the inlet hoses are not kinked or blocked. Inspect the water valves for proper operation.
  4. E4 – Overfilling

    • Description: The washer has detected an overfill condition.
    • Component: Pressure Switch
    • Part Number: 1140
    • Action: Check the pressure switch and hose for blockages or damage. Ensure the water inlet valve closes properly to prevent overfilling.
  5. E5 – No Tumble/High Speed Spin

    • Description: The washer’s motor is not operating correctly.
    • Component: Main Motor Electronic Module
    • Part Numbers: 2201, 6638
    • Action: Allow the motor to cool if it has overheated. Inspect the motor and electronic module for faults or damages.
  6. E6 – No Communication Between Display Board and Electronic Module

    • Description: There is a communication problem between the display and the electronic module.
    • Component: Communication Cable
    • Part Number: 6639
    • Action: Check the connections between the display and electronic module. Look for any loose or damaged cables.
  7. E8 – Not Drying Properly (Bottom of Tub)

    • Description: The washer is not drying clothes properly.
    • Component: Temperature Sensor (Bottom of Tub)
    • Part Number: 6605-A
    • Action: Inspect the temperature sensor at the bottom of the tub for proper function.
  8. E9 – Not Drying Properly (Heating Housing)

    • Description: The washer is not drying clothes properly.
    • Component: Temperature Sensor (Heating Housing)
    • Part Number: 6605-B
    • Action: Inspect the temperature sensor in the heating housing for proper function.
  9. E10 – Overfilling

    • Description: The washer has detected an overfill condition.
    • Component: Water Level Sensor
    • Part Number: 4448
    • Action: Inspect the water level sensor for blockages or damage. Ensure the sensor functions correctly to prevent overfilling.
  10. E11 – Not Drying Properly (Near the Blow Fan)

    • Description: The washer is not drying clothes properly.
    • Component: Temperature Sensor (Near the Blow Fan)
    • Part Number: 6605-C
    • Action: Inspect the temperature sensor near the blow fan for proper function.
  11. E12 – Not Blowing Hot Air Into the Tub

    • Description: The washer’s fan motor is not operating correctly.
    • Component: Fan Motor
    • Part Number: 6604
    • Action: Inspect the fan motor for proper operation and replace if necessary.
  12. E13 – No Heat

    • Description: The washer is not heating properly.
    • Components: Heating Element A, Heating Element B
    • Part Numbers: 3308, 3313
    • Action: Inspect the heating elements for proper function and replace if necessary.

Tips for Troubleshooting

  • Safety First: Always unplug the washer before inspecting or repairing any components.
  • Regular Maintenance: Regularly clean filters and hoses to prevent common issues.
  • Consult the Manual: Refer to your Super Combo EZ 4400 CV user manual for detailed instructions and diagrams.

Conclusion

Understanding these diagnostic codes and their related components can help you quickly identify and address issues with your Super Combo EZ 4400 CV washer. Regular maintenance and prompt attention to error codes will ensure your washer continues to operate efficiently, providing reliable laundry performance on the road. If you encounter a complex issue or need specific parts, don’t hesitate to contact a professional technician or visit our store for high-quality replacement parts. Keep your washer in top shape and enjoy hassle-free laundry wherever your adventures take you.

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