User ManualTable of ContentsROUGH-IN DIMENSIONS2Gas Piping7FOREWORD2Purging8GENERAL SAFETY INFORMATION3Gas Pressure Regulation9Precautions3OPERATION9Liquid Petroleum3Precautions9Chemical Vapor Corrosion3Lighting Instructions10Improper Combustion3Temperature Regulation11Extended Non-use Periods3High Temperature Limit Switch11Insulation Blankets4Checking Venting11INSTALLATION INSTRUCTIONS4SERVICE INFORMATION12Required Ability4Pilot and Main Burner12Locating The Heater4Checking Gas Input12High Altitude Installations4Vent System13Clearances5Relief Valve13Hard Water5Hot Water Odor13Air Requirements5Anode Rod Inspection13Combination Water (Potable) Heating and Space Heating5Winter Protection13Venting6Replacement Parts13Thermometers (Not Supplied)6CHECKLIST13Relief Valve6LIMITED WARRANTY15Size: 382 KBPages: 16Language: EnglishOpen manual