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Amber FrancisSep 18, 2025
What does error Err – 400 mean on my WaterCare Water Dispenser?
- JJames GonzalezSep 18, 2025
The Err – 400 error on your WaterCare Water Dispenser indicates a memory-related issue. This can be due to a depleted battery. See Operating Display and Maintenance section. Alternatively, the PC board may be defective and require replacement.




