Kenmore 305, 505 owner manual Models, Direct Vent Tankless Water Heaters

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Owner's Manual

305 and 505 Models

Direct Vent Tankless Water Heaters

FOR OUTDOOR APPLICATIONS ONLY

MODEL NO.

154.330040 Natural Gas 305 Series

154.330050 Propane Gas 305 Series

154.330080 Natural Gas 505 Series

154.330090 Propane Gas 505 Series

• Safety Instructions

Installation

Operation

Care and Maintenance

Troubleshooting

For Your Safety

AN ODORANT ISADDED TO THE GAS USED BY THIS WATER HEATER.

Read and understand instruction manual and safety messages before installing, operating or servicing this water heater. Failure to follow instructions and safety messages could result in death or serious injury.

Instruction manual must remain with water heater.

INSTALLER:

AFFIX THESE INSTRUCTIONS TO OR ADJACENT TO THE WATER HEATER.

OWNER:

RETAIN THESE INSTRUCTIONS AND WARRANTY FOR FUTURE REFERENCE. RETAIN THE ORIGINAL RECEIPT AS PROOF OF PURCHASE.

Sears, Roebuck and Co., Hoffman

WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death.

m Do not store or use gasoline or other

flammable vapors and liquids in the vicinity of this or any other appliance.

--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.

m lnstallation and service must be

performed by a qualified installer, service agency or the gas supplier.

Estates, IL 60179 U.S.A

PRINTED IN THE U.S.A 0409

www.sears.com

PART NO. 316052-001

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Contents Direct Vent Tankless Water Heaters 505 ModelsImportant Definitions Read and follow water heater warnings and instructionsSafety Features Safety Behavior and PracticesSafety Precautions Safe Installation UseDimensions Technical Pressure Relief Valve FreezeMaster Protection Agreements ImportantInformationAbout This Water Heater Excessive Weight HazardModels 505 Model++D Outlet Flow Data Pressure Drop CurveTos General InstructionsElectrical Connection 120vAccoe,o22,RES..EcTPipe Sizing Table Natural Gas Pipe Sizing Procedure ExampleLength Pipe Size Inches Pipe Sizing Table Propane GasPressure Relief Valve General InstructionsFreezing Protection Water Heater Freeze Protection Piping DrawingRecommended Piping for Basic Installation Recommended Piping for Circulation Systems Water HeaterMinimum 3/4 ColdWater Supply Une For the circulation systemClosed Corner Guidelines Cable Length and Size LocationMounting the Controller Features Description Features Available on Temperature ControllersSequence of Operation 160F 71C 150F 66C 140F 60C 130F 54C 120F 49C 80F 27C Temperature Ranges Temperature Options without a Temperature ControllerModel Temperature Settings Available Re-setting the Maximum TemperatureFor Your Safety Read Before Operating Vent System Temperature ControllerMotors Lime / Scale Build-upRemedy Error Codes Code FaultLC or Thermal FuseAccessing Operating Information When I open a hot tap, I do not immediately get hot waterWater Quality Maximum LevelH1 Circulating Pump Flushing the Heat Exchanger ErrorCode LC orSW,TC......i,seF Repair Parts List 305&505OutdoorManual33 34305&505OutdoorManual 305&505OutdoorManual35 Iiiiiiiii