A.O. Smith BTR 151 THRU 201/A warranty TWO PRE-HEATERS with Booster Heater

Page 16

TWO TEMPERATURE - TWO PRE-HEATERS WITH MIXING VALVE OR BOOSTER

HEATER WITH OR WITHOUT BUILING RECIRCULATION

TWO PRE-HEATERS WITH MIXING VALVE

DANGER

TEMPERATURE SETTING SHOULD NOT

EXCEED SAFE USE TEMPERATURE AT

FIXTURES. SEE WATER TEMPERATURE

CONTROL WARNING ON PAGE 20. IF

HIGHER PREHEAT TEMPERATURES ARE

NECESSARY TO OBTAIN ADEQUATE

BOOSTER OUTPUT, ADD AN ANTI-SCALD

VALVE FOR HOT WATER SUPPLIED TO

FIXTURES.

TWO PRE-HEATERS WITH BOOSTER HEATER

16

Image 16

Contents Andnotifyownertokeepforfuturereference PlacetheseinstructionsadjacenttoheaterDivision of A. O. Smith Corporation ROUGH-IN-DIMENSIONS Recovery Rating Capacities GPH AT Temperature Rise ShownForeword Heater Performance DataTable of Contents Features High Altitude InstallationsExtended NON-USE Periods Insulation BlanketsHigh Limit Switch Exhaust Inducer Blower AssemblyElectronic Ignition Control Circulating PumpRequired Ability UncratingLocating the Heater LevelingTo the Heater and Risk of Fire or Explosion Unconfinedspace VentingConfinedspace Multiple Heater Manifold Water Line ConnectionsWater Potable Heating Space Heating Relief ValveGAS Piping PurgingGAS Pressure Regulator Length Nominal Iron Pipe Sizes Inches FeetHeater Wiring Single Unit Wiring DiagramInstallation Diagrams GeneralVertical Storage Tank and Forced Circulation Horizontal Storage Tank and Forced CirculationPage Installation DIAGRAMS-SIDE INLET/OUTLET Usage Circulating Return Line ConnectionHeater with Mixing Valve and Recirculated Sanitizing Loop TWO PRE-HEATERS with Booster Heater Horizontal Storage Tank Operation Sequence of OperationFor Your Safety Read Before Operating What to do if YOU Smell GASPreventive Maintenance Water Temperature ControlCheck the Ignitor Assembly Ignitor AssemblyRemote Storage Tank Temperature Control GAS ValvesChecking the Input Venting SystemHOT Water Odor Anode ROD InspectionFlushing DrainingDeliming Using FLO-JUG Method Tank Cleanout ProcedureDeliming Solvents Service Replacement PartsSystem Diagnostics Ignition Module SystemSequence of Operation Flow Chart YESComplaint Cause User Serviceman Operational ChecklistRemedy Serviceandrepairexpenses ClaimprocedureKeepthiswarrantypostedadjacenttotheheaterforfuturereference TankSmith Water Products Company