AO Smith 9006621005 Water Heater Burner Door Assembly KitAO Smith 9006621005 Water Heater Burner Door Assembly Kit is a precise replacement part for residential gas water heaters. Built for natural gas systems, this 18 inch burner door kit ensures a secure seal and dependable burner operation, supporting efficient performance and steady hot water. Designed to fit models GS6, GCV, GPX, GVK, and XCZ, this kit uses orifice size #37 to ensure proper gas flow and clean combustion. As a maintenance replacement

It uses a 1/2" supply connection and screw-terminal wiring for straightforward setup

with a 120V AC supply for straightforward replacement and quick installation

Electrical ratings: 16 A at 120 V AC

ensuring year-round reliability and easy replacement when needed

Engineered as a dedicated operator

Compatible with BTC 120-500A

O/B terminals simplify wiring with standard HVAC equipment

a dependable HVAC replacement part designed for professional installation and lasting value

Reducer Bushing Kit

with a 1/8 inch oil port and a 1/4 inch air port

The glass-filled polysulfone float ensures stable venting

this DPDT relay delivers dependable performance in harsh conditions