GSW 72090 manual For Your Safety, What to do if YOU Smell GAS

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FLAMMABLE VAPOR RESISTANT WATER HEATER

INSTALLATION AND OPERATING INSTRUCTIONS

Read these instructions thoroughly before starting

WARNING:

Improper installation, adjustment, alter- ation, service, or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional infor- mation, consult a qualified installer, serv- ice agency, or the gas utility.

FOR YOUR SAFETY

•Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance.

•Installation and service must be per- formed by a qualified installer, service agency or the gas utility.

WARNING:

If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, per- sonal injury or death.

WHAT TO DO IF YOU SMELL GAS

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

PART NO. 72090 REV. D (07-11)

GSW Water Heating is a division of A. O. Smith Enterprises Ltd.

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Contents What to do if YOU Smell GAS For Your SafetyPage IX Repair Parts Illustration Viii Troubleshooting GuideLimited Warranty For Installations in Canada Introduction II SafetyFor Installations in the United States User ResponsibilitiesSafety Warning Scalding Safety Warning Flammable VapoursSafety Warning Carbon Monoxide Backflow PreventionLocation Requirements Clearances and AccessibilityEarthquake Zones Gas Supply Failure to Properly Install this Heater MAYResult in a Fire Hazard Gas Pressure Gas Leak TestingGas line purging Air Requirements Confined Space Air Requirements for Canadian InstallationsLocal Codes Confined Space Air Requirements for Installations Water Supply Exhaust VentingLicensed plumber repair it Valve is dripping or leaking, have aDo not plug valve Do not remove valveTemperature And Pressure Relief Valve Installations CheckDischarge Line Temperature Adjustment IV Operating Instructions Water Temperature RegulationWhat to do if YOU Smell GAS Lighting Instructions Robertshaw 110RLighting Instructions Robertshaw 220R Avant Lighting Instructions White-Rodgers 37CEmergency Shut Down Operation Burner FlamesChecking the Draft Operating ConditionsDraining and Flushing VI MaintenancePeriodic Inspection Resetting and Replacing the Safety TCO Switch External Cleaning Flame-arresterTemperature and Pressure Relief Valve System Requirements VII Combo HeatingProblem Possible Causes Correction Viii Troubleshooting GuideThermostat Fails to Shut Repair Parts IX Repair Parts IllustrationWHO is Covered Limited WarrantyHOW the Original Owner can Make a Warranty Claim