220V–240V AC (Electric models) / 110V AC (Gas ignition models) Water Pressure Range: 20 PSI (minimum) to 150 PSI (maximum) Factory Temperature Setting: 120°F (49°C) 2. Installation Guide
The XYFB water heater is a residential electric storage water heater designed to provide reliable hot water for domestic use. This manual-style paper covers product overview, safety precautions, installation, operation, maintenance, troubleshooting, and specifications to help users safely install and maintain the unit.
Turn off water, disconnect the inlet, and clean the filter screen of sediment/debris. Fluctuating Temp Low water pressure. The XY-FB requires a minimum pressure of . If your pressure is lower, the heater may shut off. xyfb water heater manual
Use the digital interface to adjust your desired temperature baseline. 3. Digital Interface and Programming
: Always turn on the water flow and ensure it is running through the unit before turning on the power to prevent burning out the heating element. 220V–240V AC (Electric models) / 110V AC (Gas
Wait approximately 20 to 45 minutes (depending on model capacity) for the water to reach the target temperature.
Check all pipe joints and connections for leaks. Fix any leaks before applying power. Step 5: Electrical Connection Turn off water, disconnect the inlet, and clean
The XYFB water heater series is engineered for high efficiency and reliability. Below are the standard specifications for the baseline models. Specification XYFB-Electric (Standard) XYFB-Gas (Standard) 40 / 50 Gallons 40 / 50 Gallons Voltage / Frequency 240V AC / 60Hz 120V AC (for ignition) BTU Input Rating 40,000 BTU/hr Wattage Max Working Pressure Water Connections 3. Pre-Installation Requirements
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.