Product: Replacement Thermal Cutoff (93866) & ECO Thermostat Assembly Kit (91447) Key benefits Restores safety and temperature control: replaces the thermal cutoff and ECO thermostat to help prevent overheating and ensure the water heater's limit protection functions correctly. Direct OEM fit: designed as a replacement for the specified A*wood Gas/Electric EXT water heater models for a reliable fit and consistent performance. Simple installation: direct replacement design reduces installation time. Basic mechanical skill and reference to installation videos or manuals are usually sufficient. What this kit does 93866 Thermal Cutoff: provides overtemperature shutoff protection. 91447 ECO Thermostat Assembly: serves as the limit/energy cutout thermostat assembly that monitors and controls safe operating temperature. Compatibility (fits these A*wood Gas/Electric EXT water heater models) G6A3E/4E/6E/7E/8E GH63E/4E/6E/7E/8E GCH64E/6E/7E GCH6A7E/8E/9E/10E GC6AA7E/8E/9E/10E G101E/2E/3E GC101E/2E GC10A2E/3E/4E GH101E/2E/3E GCH10A2E/3E/4E G6103E GC6A7E GH6103E WH9EXT G9EXT GE9EXT GEH9EXT G16EXT GE16EXT GEH16EXT Fitment and function notes OEM replacement part numbers: 93866 (thermal cutoff) and 91447 (ECO thermostat assembly). Intended specifically for the listed A*wood Gas/Electric EXT water heater models. Confirm model numbers before ordering. Does not include unrelated parts or accessories unless pictured. Installation guidance Designed for direct replacement of the original parts. Turn off power and gas supply and follow manufacturer safety procedures before beginning work. Basic plumbing/electrical skills needed. If unsure, consult a qualified technician. Many users find stepbystep installation videos and the original service manual helpful; refer to those resources for connector orientation and mounting details. Typical use scenarios a failed thermal cutoff or ECO thermostat after the heater trips on limit and will not reset. Preventive maintenance during a service visit to restore original safety components on older A*wood EXT models. Rebuild or refurbish an A*wood Gas/Electric EXT water heater to bring thermal protection back to factory specification. Important buyer information Verify compatibility: check your water heater model number and the part images carefully to ensure this is the correct replacement. If you are unsure about fit or installation, contact a qualified service technician or reference the manufacturer's parts diagram. This kit provides the essential safety cutoff and ECO thermostat assembly (part numbers 93866 and 91447) for the listed A*wood EXT water heater models. Confirm fitment before and follow proper safety procedures during installation.