Every 2 to 3 Years: Anode Rod Inspection (For Storage Tanks)
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Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. xyfb water heater manual
To maintain your warranty coverage and ensure optimal energy efficiency, the XYFB manual recommends flushing your water heater at least once every 12 months (or every 6 months if you live in a hard water area). How to Flush a Tankless XYFB Water Heater
Shut off the electricity, open the front cover, and verify that the sensor wire harness is plugged securely into the main control board. If the wire is secure but the code remains, replace the thermistor. Error Code E3: Dry-Firing or No Water Every 2 to 3 Years: Anode Rod Inspection
Connect a discharge pipe to the valve, directing it downward toward a floor drain.
Once your XYFB water heater is safely installed and filled, use these guidelines to manage daily operations. Turning the System On Double-check that the tank is completely full of water. If the wire is secure but the code
Connect the hot wires to the terminal block (L1 and L2) and connect the bare copper wire to the dedicated ground terminal (G). 4. Operating Instructions
Mount the unit on a solid, level surface capable of supporting a full tank.
Regular maintenance extends the lifespan of your XYFB water heater and maintains energy efficiency. Perform these tasks annually: Flushing the Scale and Sediment