Xyfb Water Heater Manual [best] Info

: Includes built-in leakage protection, dry-heating protection, and IPX4 waterproofing. Essential Usage Tips

These units require a minimum flow rate (usually 0.55 to 0.7 GPM ) to trigger the heating sensor. ⚠️ Common Troubleshooting xyfb water heater manual

| Code | Meaning | Action | | :--- | :--- | :--- | | | Temperature sensor failure | Contact support. Do not use. | | E2 | Overheating protection triggered | Unplug for 30 minutes; check for blocked water outlet. | | E3 | Water flow insufficient | Increase water pressure or clean inlet filter. | | E4 | Outlet water > 65°C | Reduce temperature setting immediately. | | --- (Flashing) | No water flow | Ensure water supply valve is fully open. | Do not use