⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Washer Difficulty: Moderate
Problem: CCU / MCU Data Exchange Failure
How to Fix Washer Error
- Unplug the washer from power outlet.
- Turn off the hot water supply valve at the wall.
- Remove the top panel by unscrewing the rear mounting screws.
- Locate the hot water inlet valve solenoid on the water valve assembly.
- Disconnect the electrical connector from the hot water solenoid.
- Disconnect the hot water supply hose from the valve inlet.
- Remove the mounting screws securing the water valve assembly.
- Inspect the solenoid coil for visible damage or burned wires.
- Install the new inlet valve assembly or replace just the solenoid if available separately.
- Reconnect electrical connectors and water hoses.
- Turn on water supply slowly and check for leaks before testing hot water fill function.
Recommended Replacement Part
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
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