Lennox International Inc GWB9-050IH-2 Operating Instructions, To Turn Off Gas To Appliance

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OPERATING INSTRUCTIONS

!WARNING

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

•This appliance is equipped with an ignition device which automatically lights burner. Do NOT try to light this burner by hand.

•Before operating smell all around appliance area for gas. Be sure to smell next to floor because some gas is heavier than air and will settle to the floor.

•Use only your hand to turn the gas shutoff valve. Never use tools. If valve will not turn by hand, do not try to repair it, call a qualified service technician. Force or attempted repair may result in fire or explosion.

•Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect appliance and to replace any part of control system and any gas control which has been under water.

Stop! Read Safety information above.

1.Set thermostat to lowest setting.

2.Turn off all electric power to the appliance.

3.This appliance is equipped with an ignition device which automatically lights the burner. DO NOT try to light the burner by hand.

4.Remove the front jacket panel.

5.Turn the gas control knob clockwise to “OFF”.

6.Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information above on this label. If you don’t smell gas go on to next step.

7.Turn the gas control knob counterclockwise to “ON”.

8.Replace front jacket panel.

9.Turn on all electrical power to the appliance.

10.Set the thermostat to desired setting.

11.If the appliance will not operate, follow the instructions “To Turn Off Gas To Appliance” and call your service technician or gas supplier.

!CAUTION

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.

To Turn Off Gas To Appliance

1.Set the thermostat to lowest setting.

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

3.Remove the front jacket panel.

4.Turn gas control knob clockwise to “OFF”.

5.Replace the front jacket panel.

Figure 24 - Gas Valve

INLET

ON

OFF

GAS CONTROL KNOB

SHOWN IN "ON" POSITION

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Contents Installation Instructions Boiler Dimensions Introduction IntroductionImportant Safety Information GeneralSEA Level Ratings Natural and Propane Gases Net Ahri Rating Shipping Flue DiameterBoilers for USE AT High Altitude United States Installations 90 50/75/100 Series 2 Natural GAS90 50/75 Series 2 Propane GAS 43331093 43331096Boiler Location Considerations Before Installing the BoilerBoiler Sizing Combustion Air And Vent Pipe Requirements Boiler InstallationLocating The Boiler Extreme cold climate areas, use ¾ Armaflex or equivalentCondensate Drain Requirements Install boiler on level surfaceBoiler is not to be installed on carpeting Foundation RequirementsSupply And Return Lines Clean the System FirstNear Boiler Piping Single Zone Boiler Piping Multi-Zone Systems Two Zone Boiler Piping With Zone ValvesTwo Zone Boiler Piping With Circulators Page Page Page Terminate pipe with plain end not threaded Safety Relief ValveExpansion Tank And Make-Up Water Diaphragm Type Expansion Tank Piping Conventional Closed Type Expansion Tank Piping Filling Condensate Trap With Water Reinstall vent drain lineCondensate Drain Piping Chilled Water PipingExample Combustion AIR and Vent PipeConnections And Termination Elbow @ 3 ft. + 1 elbow @ 3 ft. = 6 equivalent ft. of pipeInstallation Boiler SizeVent AIR Intake Roof Vent / Intake TerminationsLess Than 12 Clearance Concentric Vent Terminations CombustionVent AirCombustion Air and Vent Piping Boiler Connections Feet minimum total equivalent length for all modelsCheck Gas Supply Connecting The Gas PipingGAS Supply Piping Leak Check Gas Piping445,000 Gas Pipe Sizes625,000 365,000Thermostat Installation Electrical WiringElectric Power Supply Connect Circulator Pump WiringWiring Schematic Ladder Wiring Diagram Page Ladder Diagram for Figure Controls and Accessories Draft Inducer Casting Temperature Safety SwitchDrain Valve Circulator PumpStart UP Operating Instructions To Turn Off Gas To ApplianceDisplay S9381A Integrated Boiler Control Operation and AdjustmentsUser Parameters Adjusting Settings State Code Definitions Sequence of Operation Check OUT Procedure and Adjustment Set Thermostat To Desired Room Temperature Review All InstructionsVR8205 Maintenance and Cleaning Remove draft inducer and gasket from top of flue connector Annual Examination And Cleaning Of Boiler ComponentsIgniter wires Gas valve wires Troubleshooting Initial Service ChecksError Codes Differential AIR Pressure Switch Check Boiler Differential PressureAluminum Series Eliminate System Leaks Clean System FirstFill Water and Chemistry General Guidelines When Using Antifreeze Antifreeze Products Installation and CHECK-OUT Certificate Boiler Model Serial # Date Installed Measured BTU/HR inputPage Lennox Industries Inc. Dallas, Texas
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GWB9-050IH-2, GWB9-100IH-2, GWB9-075IH-2, Gas-Fired Hot Water Boiler specifications

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