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

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

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

Contents

Andnotifyownertokeepforfuturereference PlacetheseinstructionsadjacenttoheaterDivision of A. O. Smith Corporation ROUGH-IN-DIMENSIONS Recovery Rating Capacities GPH AT Temperature Rise ShownForeword Heater Performance Data Table of Contents Features High Altitude InstallationsExtended NON-USE Periods Insulation Blankets High Limit Switch Exhaust Inducer Blower AssemblyElectronic Ignition Control Circulating Pump Required Ability UncratingLocating the Heater Leveling To the Heater and Risk of Fire or Explosion Unconfinedspace VentingConfinedspace Multiple Heater Manifold Water Line ConnectionsWater Potable Heating Space Heating Relief Valve GAS Piping PurgingGAS Pressure Regulator Length Nominal Iron Pipe Sizes Inches Feet Heater Wiring Single Unit Wiring Diagram Installation Diagrams General Vertical Storage Tank and Forced Circulation Horizontal Storage Tank and Forced CirculationPage Installation DIAGRAMS-SIDE INLET/OUTLET Usage Circulating Return Line Connection Heater with Mixing Valve and Recirculated Sanitizing Loop TWO PRE-HEATERS with Booster Heater Horizontal Storage Tank Operation Sequence of Operation For Your Safety Read Before Operating What to do if YOU Smell GAS Preventive Maintenance Water Temperature ControlCheck the Ignitor Assembly Ignitor Assembly Remote Storage Tank Temperature Control GAS ValvesChecking the Input Venting System HOT Water Odor Anode ROD InspectionFlushing Draining Deliming Using FLO-JUG Method Tank Cleanout ProcedureDeliming Solvents Service Replacement PartsSystem Diagnostics Ignition Module System Sequence of Operation Flow Chart YES Complaint Cause User Serviceman Operational ChecklistRemedy Serviceandrepairexpenses ClaimprocedureKeepthiswarrantypostedadjacenttotheheaterforfuturereference Tank Smith Water Products Company