AO Smith 9003563005 Water Heater Burner Assembly KitThe Water Heater Burner Assembly Kit from AO Smith (9003563005) is a dependable replacement part for residential natural gas water heaters. This kit is designed for FVIR safety systems and is compatible with model families GS6, GPX, GCV, GVR, XGV, and XCV, ensuring a precise fit for your unit. Built to OEM specifications, it restores reliable ignition and steady flame performance while maintaining efficient gas flow. Orifice size #33 ensures proper

making retrofits straightforward in tight spaces

Body: Forged brass

dependable operation in your heating system

Primary/Secondary: 250 V AC primary

reducing installation time and improving system integrity

It supports consistent flame ignition and improved overall efficiency

This kit is ideal for homeowners performing routine water heater maintenance or upgrades

Its energy efficiency is evident in a modest 6

Operating range: -40°F to 150°F

Downstream 10–25 PSIG with factory setting 12 PSIG

The Water Heater Gas Temperature Control Kit from AO Smith is a reliable upgrade for residential gas water heaters

Whether you're performing routine maintenance or a focused ignition repair