Product description What this part does Replacement gas valve and main burner assembly for Dometic Atwood 6gallon gas water heaters. Controls gas flow and ensures reliable combustion for hot water systems. Key benefits — why you need it Restores reliable ignition and burner performance when the existing valve or burner causes intermittent starts or weak flames. Stops gas leaks and unsafe operation by replacing valves that leak or show corrosion. Built from 430 stainless steel for strength and corrosion resistance, able to withstand operating temperatures and extend service life. Saves downtime and avoids costly service calls by returning the water heater to stable, safe operation. Compatibility Compatible with Dometic Atwood 6gallon gas water heater models: GCH64E, GCH66E, GCH67E, GC6A7E, GH66E, GH67E, GH68E, G6A6E, G6A7E, G6A8E, GCH6A7E, GCH6A8E, GCH6A9E, GCH6A10E, GC6AA7E, GC6AA8E, GC6AA9E, GC6AA10E Replaces these part numbers Gas valve replacement numbers: 93844, 93870, 93321, 92078, 93869, 92089 Main burner replacement number: 91638 When to Valve does not open or close smoothly Intermittent or failed ignition Water heater fails to heat or cycles irregularly Noticeable gas smell or suspected leak at the valve Visible rust or corrosion on the valve or burner Performance and material Material: 430 stainless steel for durability and resistance to heat and corrosion Function: precise gas flow control and reliable main burner operation to maintain consistent hot water performance Typical use scenarios RV or camper: a worn gas valve/burner to restore reliable hot water after intermittent pilot failures or flame instability. Marine or cabin installations using Dometic Atwood 6gallon units: corroded parts exposed to damp environments to prevent leaks and restore safe operation. Service/maintenance: Keep a replacement on hand for quick field repairs during travel or seasonal inspections to minimize downtime. Notes Matches the listed Dometic Atwood model numbers and the replacement part numbers shown above. Verify model and part number prior to installation to ensure correct fit.