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The WHIRLPOOL WPW10400498 is an OEM replacement gas orifice used to convert Whirlpool ovens and cooktops from liquid propane (LP) to natural gas operation. Gas orifices meter fuel flow to burners by controlling the size of the opening through which gas passes before ignition. The correct orifice size is critical to proper flame height, combustion efficiency, and safe burner operation. This part is installed by qualified gas appliance technicians during a fuel-type conversion or as a direct replacement for a worn or damaged orifice on an existing natural gas installation.
This orifice is intended for use in Whirlpool residential cooking appliances including freestanding and slide-in ranges, wall ovens, and cooktops that require LP-to-natural gas conversion hardware. It is an OEM-specified component, meaning it is manufactured to the same dimensional and flow tolerances as the original factory-installed part. Technicians performing fuel conversions should verify the appliance model number against the conversion kit requirements before installation.
Designed as an OEM-style replacement for Whirlpool residential ovens and cooktops requiring LP-to-natural gas conversion orifices. Verify compatibility with the specific appliance model number before ordering.
Gas orifice replacement and fuel-type conversions must be performed by a licensed gas appliance technician in accordance with local codes and the appliance manufacturer instructions. Shut off the gas supply at the shutoff valve and verify zero pressure at the appliance before disassembling any burner components. Do not reuse old orifices or substitute non-specified orifice sizes, as incorrect sizing creates combustion and safety hazards. After installation, leak-test all fittings with an approved leak-detection solution before returning the appliance to service.
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