Williams 2903512, 2903511 installation instructions Replacement Parts, Gas Assembly

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Replacement Parts

 

 

TR – 120/24V Transformer

Part Number: JTRS017

 

 

 

 

 

 

Ignition Control Box

Part Number: JCNT019

 

 

 

 

 

 

NP – Pressure Switch

Part Number: JPRS009

 

 

 

 

 

 

Z9 – Room Thermostat

Part Number: JTLT005

 

 

 

 

 

 

Z1 – Reset and Summer/Winter

Part Number: NTST000

 

 

Switch

 

 

 

 

 

 

 

 

 

Z8-Z3 – Timer and Manual-

Part Number: N19800202

 

 

Program Mode Switch

 

 

 

 

 

 

 

 

 

Z2- Hi-Lo Flame and

Part Number: N19800201

 

 

Fan Speed Switch

 

 

 

Electric Box

 

 

 

 

SF/SB – Green and Red Lamps

Part Number:

 

 

 

 

ELMP006 – ELMP007

 

 

 

 

 

 

 

 

 

Z8 - Timer

Part Number:

 

 

E-PRG005

 

 

 

 

Gas Assembly

 

Gas Burner and Gas Nozzle

Part Number: JPRT011

 

 

 

 

 

 

 

 

Natural Gas Nozzle

Part Number: JGLL069

 

 

LP Gas Nozzle

Part Number: JGLL062

 

 

 

 

 

 

EV1/2

 

 

 

Min/Max Gas Valve

Part Number: GVLV022

 

 

 

 

 

 

 

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Contents Direct-Vent Wall Furnace General Information and Technical Data Table of ContentsLP Gas Warning Odor Safety Rules and General WarningsSafety Information for Users of LP Gas Some Points to Remember Technical DataWall Installation InstallationPage Outside Location for Vent Terminal Ring Gasket Minimum Manifold Gas Pressure Gas ConversionsGas Type Nozzle Part Number Nozzle DiameterHigh Altitudes U.S. Only Installing a New Main Gas Shutoff ValvePressure Testing of the Gas Supply System Gas SupplyChecking the Gas Manifold Pressure First Firing of the FurnaceChecking the Gas Inlet Pressure Electrical Wiring Operating Instructions For Your Safety Read Before OperatingWhat to do if the RED Lamp is LIT Flame Visual Check Checking and Adjusting the Gas Manifold PressureServicing Lubrication of Moving PartsAnnual Maintenance Requirements Overview Programmable TimerManual Operation Setting and Adjustment Initial ConditionsDay and Time Setting Programming the TimerSkip Function Procedure During Operation Cancelling a Single ProgramCancelling of all Preset Programs Using the Skip FunctionStarting Sequence Electrical TroubleshootingTroubleshooting Step Starting Sequence Gas Gas Assembly Replacement PartsJMTR018