User ManualTable of ContentsWater Line Connections20Safe Installation, Use and Service3APPROVALS3General Safety Information4Precautions5Grounding Instructions5Hydrogen Gas Flammable5Introduction6Abbreviations Used6Qualifications6Features and Components7Controls7The Eliminator (self-cleaning system)7High Limit Switch7Electronic Ignition Control7Blower/Burner Assembly7Installation considerations8Rough In Dimensions8Locating the Water Heater9Clearances9NSF Leg Kit10Insulation Blanket10Hard Water10Circulation Pumps10High Altitude Installations11Installation Requirements12Gas Supply Systems12Gas Pressure Requirements12Supply Gas Regulator12Power Supply12Water Temperature Control and Mixing Valves12Dishwashing Machines13Closed Water Systems13Thermal Expansion13Temperature-Pressure Relief Valve13Combustible Material Storage14Contaminated Air14Air Requirements15Unconfined Space15Confined Space15VENTING INSTALLATION15Venting15Multiple Heater Manifold16Fresh Air Openings for Confined Spaces16Outdoor Air Through Two Openings16Outdoor Air Through One Opening16Outdoor Air Through Two Horizontal Ducts16Outdoor Air Through Two Vertical Ducts17Air From Other Indoor Spaces17Water heater installation20Water Line Connections20T&P Valve Discharge Pipe20Installation Diagrams - Top Inlet/Outlet Usage21Heater Wiring22Gas Piping23Gas Line Leak Testing23Purging23Start up24Prior to Start Up24Initial Start Up24Checking Venting25Checking the Input25Water Temperature Adjustment25Sequence of Operation26Lighting & Operating Label26Sequence of Operation Flow Chart27Maintenance28Venting System28Intake Air Screen28Temperature-Pressure Relief Valve Test28Anode Rod Inspection28Draining and Flushing29Periodic Removal of Lime Deposits from Tank Type Commercial Water Heaters29Deliming Solvents29Tank Cleanout Procedure30Deliming Using Flo-Jug Method30SERVICE31Ignition Control System31System Diagnostics31Electrical Servicing31For Your Information32Start Up Conditions32Operational Conditions32Troubleshooting33Water Piping Diagrams34Notes50Limited Warranty51Size: 6.53 MBPages: 52Language: EnglishOpen manual