Description
The Atwood/Dometic 91563 is a brass burner orifice holder used in compatible LP-gas water-heater assemblies. It secures the matching gas orifice in the burner circuit. The holder itself is distinct from the calibrated burner jet, main burner tube and orifice elbow.
Compatibility
Compatible Atwood water heaters that specify orifice holder 91563 in the appliance parts diagram. Documented applications include:
- Atwood G6A-7: Pilot-ignition water heater
- Atwood G6A-8E: Electronic-ignition water heater
- Atwood GH6-8E: Motor-aid/electronic-ignition water heater
- Atwood GCH10A-3E: Gas/electric motor-aid water heater
Part check: Match the old holder's 91563 reference and the service-parts diagram for the exact heater revision. Do not assume the orifice jet or a complete burner assembly is included.
Specifications
- Manufacturer part number: 91563
- Supplier SKU: 99-1812
- Material: Brass, as previously listed
- Function: Burner-orifice mounting holder for LP gas
- Item supplied: Orifice holder only
- Application: Compatible RV and marine Atwood water-heater installations
- Warranty: No manufacturer warranty listed
LP-gas fittings should be installed and leak-tested by a qualified technician using the appliance manufacturer's instructions.
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