User ManualTable of ContentsROUGH-IN DIMENSIONS2Gas Pressure Regulation9FOREWORD2OPERATION9To Operate The Heater9Precautions3Lighting Instructions10Grounding Instructions3Temperature Regulation11Chemical Vapor Corrosion3Checking Venting11Liquid Petroleum Models3High Temperature Cut-Off Switch11Extended Non-use Periods3SERVICE INFORMATION12Insulation Blankets3Main Burner and Igniter12High Altitude Installations4Checking Gas Input12Circulating Pump4Vent System12Dishwashing Machine Requirements4Blower Maintenance12Relief Valve12Required Ability4Hot Water Odor13Locating The Heater4Winter Protection13Clearances5Replacement Parts13Hard Water5PREVENTIVE MAINTENANCE13Air Requirements5Procedure for Periodic Removal Of Lime Deposits13Venting6Deliming Solvents13Thermometers (Not Supplied)6Tank Cleanout Procedure13Water Potable Heating and Space heating6CHECKLIST14Relief Valve6Condensation15Gas Piping7Cathodic Protection-Anode15Heater Wiring8Service & Repair16Wiring Diagram8TROUBLESHOOTING16Purging9LIMITED WARRANTY19Size: 274 KBPages: 20Language: EnglishOpen manual