A.O. Smith 185363-001

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Contents

Main Instruction Manual POWER VENTED GAS MODELS W/HOT SURFACE IGNITION NOT FOR USE IN MANUFACTURED (MOBILE) HOMES For Your Safety SAFE INSTALLATION, USE AND SERVICE Page INTRODUCTION TABLE OF CONTENTS PREPARING FOR THE INSTALLATION TYPICAL INSTALLATION GET TO KNOW YOUR WATER HEATER - GAS MODELS GAS MODELS WITH HOT SURFACE IGNITION & 2", 3" OR 4" PVC VENT CAPABILITY TYPICAL INSTALLATION MIXING VALVE USAGE FACTS TO CONSIDER ABOUT THE LOCATION LOCATING THE NEW WATER HEATER INSULATION BLANKETS COMBUSTION AIR AND VENTILATION FOR APPLIANCES LOCATED IN UNCONFINED SPACES COMBUSTION AIR AND VENTILATION FOR APPLIANCES LOCATED IN CONFINED SPACES Page INSTALLING THE NEW WATER HEATER WATER PIPING TEMPERATURE-PRESSURE RELIEF VALVE GAS PIPING SEDIMENT TRAPS FILLING THE WATER HEATER BLOWER ASSEMBLY INSTALLATION VENT CONNECTIONS TO BLOWER ASSEMBLY VENTING AND INSTALLATION CONDENSATE MAXIMUM AND MINIMUM VENT LENGTHS VENTING VENT TERMINAL INSTALLATION VERTICAL VENT THROUGH ROOF VERTICAL VENT TERMINATION RESTRICTIONS VENT PIPE PREPARATION RECOMMENDED BRUSH* SIZE FOR PRIMER AND CEMENT APPLICATIONS Page FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or TO TURN OFF GAS TO APPLIANCE OPERATING INSTRUCTIONS TEMPERATURE REGULATION FOR YOUR INFORMATION START UP CONDITIONS OPERATIONAL CONDITIONS VENTING SYSTEM INSPECTION BURNER OPERATION AND INSPECTION PERIODIC MAINTENANCE BURNER CLEANING HOUSEKEEPING ANODE ROD INSPECTION TEMPERATURE-PRESSURE RELIEF VALVE OPERATION DRAINING DRAIN VALVE WASHER REPLACEMENT LEAKAGE CHECKPOINTS SERVICE REPAIR PARTS LIST TROUBLESHOOTING GUIDELINESTROUBLESHOOTING GUIDELINES TROUBLE SHOOTING LED STATUS WATER HEA TER CONTROL Page Page Page CONDITIONS AND EXCEPTIONS SERVICE AND LABOR RESPONSIBILITY LIMITED RESIDENTIAL GAS WARRANTY LIMITATION ON IMPLIED W ARRANTIES CLAIM PROCEDURE IMPORTANT INFORMATION