Lochinvar 45 To Turn OFF GAS to Appliance, Safety Shutoff Test for Standing Pilot Ignition System

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TO TURN OFF GAS TO APPLIANCE

1.Set the thermostat to the OFF position.

2.Turn off all electric power to the appliance if service is to be performed.

3.Turn the gas control knob on the gas valve clockwise to the “OFF” position. Do not force.

5.After successful completion of test, turn the control knob on the gas valve clockwise to the “OFF” position. Do not force.

6.Carefully reconnect the thermocouple to the gas valve.

7.Follow the Lighting Instructions to relight the pilot and establish normal operation.

￿WARNING

Should overheating occur or the gas fail to shut off, turn off the external manual gas valve to the appliance.

SAFETY SHUTOFF TEST FOR

STANDING PILOT IGNITION SYSTEM

FIG. 36 Pilot with Thermocouple and Spark Ignition

1.With the main burners on and firing, unscrew the thermocouple connection from the gas valve (FIG 36) and remove from the fitting. See Figure 25 to locate the thermocouple outlet connection on the gas valve.

2.The main gas valve should extinguish the burners immediately after removal of the thermocouple.

3.If burners do not extinguish, immediately follow steps in “To Turn Off Gas To Appliance”.

4.Immediately call a qualified serviceman or installer to repair an ignition system that fails to operate properly and shut down the burners.

LIGHTING INSTRUCTIONS FOR SPARK

IGNITION PILOT MODELS (F9/M9)

MODELS 45,000 THRU 500,000 Btu/hr

INPUT FOR YOUR SAFETY READ

BEFORE OPERATING

￿WARNING

If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.

A. This appliance is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand.

B. BEFORE OPERATING, smell around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle to the floor.

WHAT TO DO IF YOU SMELL GAS

Do not try to light any appliance.

Do not touch any electric 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.

C. Use only your hand to turn the gas control knob. Never use tools. If the knob will not turn by hand, don’t try to repair it, call a qualified service technician. Force or attempted repair may result in a fire or explosion.

D.Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance. The possible damage to a flooded boiler can be extensive and present numerous safety hazards. Any appliance that has been under water must be replaced.

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Contents Checking Equipment WarrantySpecial Instructions to Owner Contents User Warning Location of Unit Installation ProcedureCodes Clearance from Combustible Construction Clearances from Combustible ConstructionCombustion Air Through Ducts Table a Minimum Recommended Combustion AIR Supply OpeningsTable B Vent Pipe Sizes VentingConventional Negative Draft Venting System Input Btu/hr Flue SizePage Venting Termination Vent Termination from Peaked Roof 10’ or Less from RidgeSidewall Venting Masonry Chimney Installation Inspection of a Masonry ChimneyAutomatic Vent Damper Vent Damper and Vent Damper Terminal BlockGAS Connection GAS Supply GAS Pressure TestTable C Table D Manifold PressureBtu/hr Distance from Meter In Feet Table F Fittings to Equivalent Straight PipeTable G GAS Connections Install Piping to Control GAS PipingGAS Manifold Pressure Adjustment Procedure WrenchChecking GAS Supply Pressure PilotCombination GAS Valves Venting of Combination Gas ValvesRelief Valve Water Flow Switch if Equipped Relief Valve Water HeaterTWO Stage Burner Control System Minimum Flow Rate Required to Actuate Flow SwitchLOW Water Cutoff if Equipped Table J AMP Draw DataOperating Temperature Control Temperature AdjustmentTemperature Control Settings Locating Temperature ControlWiring of Remote Sensors Temperature Control SensorsInstallation of Remote Sensors High-Fire OffsetOutdoor AIR Reset Option Additional Temperature ControlsInitial START-UP Blocked Vent and Flame ROLL-OUT/FLAME Interlock SwitchManual Reset High Water Temperature Limit Lighting Instructions for Standing Pilot Models F1 PRE-START ChecklistInput for Your Safety Read Before Operating What to do if YOU Smell GASLighting Wand Lighting Instructions for Spark Ignition Pilot Models F9/M9 Safety Shutoff Test for Standing Pilot Ignition SystemTo Turn OFF GAS to Appliance Safety Shutoff Test for Spark Ignition Pilot System Operating Instructions To Turn OFF GAS to ApplianceFreeze Protection for a Heating Intermittent Pilot Spark Ignition System F9/M9Freeze Protection F9/M9 Intermittent Spark Ignition Pilot ModelsMaintenance Water TreatmentInspection Cleaning Procedure Removal of Combustion Chamber Lining or Base PanelsOuter Air Deflector and HEX Filler Bracket Piping of the Boiler System GAS Train and ControlsWater Connections Heating Boilers only Circulator Pump RequirementsCirculator Pump Operation Circulator Pump SpecificationsTable L PRIMARY/SECONDARY Boiler Piping Primary/Secondary Piping of a Single BoilerBoiler Flow Rates LOW Temperature Bypass RequirementsThree WAY Valves Table M Minimum Required Flow for Heating Boiler General Plumbing RulesInstallation with a Chilled Water System Table NTable O Terminal Strip Wiring Boiler Operating Temperature ControlPower Venter Connection To Terminal Strip Wire GaugeWater Velocity Control Required Temperature RiseTable P Required Temperature Rise Btu/hr To 7 Grains To 25 Grains HardnessPump Operation Water ChemistrySoftened Water Systems Minimum Pump Performance Remote Sensor Installation InstructionsThermostat Settings Heat ExchangerAutomatic Vent Dampers Optional Relief ValveDo not plug or cap the relief valve discharge Thermal ExpansionCathodic Protection Troubleshooting Guide 90,000 270,000 Btu/hr Models Water Heaters F1 Schematic Diagram F1 Unit Schematic Diagram F9 Unit Schematic Diagram M9 Unit Schematic Diagram F9/M9 Unit Page
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The Lochinvar 000 BTU/hr, 45,000 - 260 is a high-efficiency water heater designed for residential and commercial applications, showcasing advanced technologies that set it apart in the industry. With a powerful heating capacity of up to 260,000 BTU/hr, this unit is engineered to meet the varying demands of hot water for both large households and businesses.

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