Williams 1773512, 1773511 installation instructions Electrical Wiring Diagram Key

Contents Williams Furnace Co., 250 West Laurel Street, Colton, CA 92324 U.S.A Direct-Vent Wall FurnaceTable of Contents General Information and Technical Data Instructions to InstallerSafety Rules and General Warnings Safety Information for Users of LP GasLP Gas Warning Odor That’s your signal to go into immediate actionTechnical Data Some Points to RememberInstallation Wall InstallationOutside Location for Vent Terminal Air inlet tube length = wall thickness + 3/32-inches 2.4 mmFlue outlet tube length = wall thickness + 1-5/16-inches 7.9 mm A + 33.3 mm 13. Relocate the vent cap and attach it with the screws. Figure Gas Conversions Gas TypeNozzle Part Number Nozzle DiameterHigh Altitude Adjustment Installing a New Main Gas Shutoff ValvePressure Testing of the Gas Supply System Gas SupplyFirst Firing the Furnace Checking the Gas Inlet PressureChecking the Gas Manifold Pressure A B CElectrical Wiring Diagram Key FOR YOUR SAFETY READ BEFORE OPERATING Operating InstructionsOPERATING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCEHOW TO SHUT OFF THE APPLIANCE USING THE FEATURES OF YOUR FURNACEWHAT TO DO IF THE RED LAMP IS LIT Checking and Adjusting the Gas Manifold Pressure ServicingChecking, Removing and Reassembling of the Vent Air Intake System Lubrication of Moving PartsAnnual Maintenance Requirements Programmable Timer OverviewSetting and Adjustment Initial Conditions Day and Time SettingProgramming the Timer Manual OperationCancelling a Single Program Cancelling of all Preset ProgramsUsing the Skip Function Skip Function Procedure During OperationTroubleshooting Starting Sequence Electrical Troubleshooting StepStep Summer Mode StepTroubleshooting Step Starting Sequence Gas Replacement Parts Gas AssemblyElectric Box RP8 Flame Sensor RP7 Spark Igniter 2 pieces S - Combustion Blower Motor M1 - Overheat ThermostatM2 - Fan Thermostat Fan Blades 4 pieces M - Fan Motor 2 Pieces Part NumberJLTT015 Part Number JLTT023 Part Number JMTR017