the R9110-1022 is specifically dimensioned for the larger 325-9

Built for durability in demanding mechanical environments

Enhanced Reliability: Heavy-duty components designed to withstand the corrosive properties of liquid propane impurities

this timer effectively mitigates issues caused by thermostat "hunting" or brief power interruptions

This dial facilitates localized set point overrides

Carrier HH18HA454 Limit Switch Els PW 17895 the R9110-1022 is specifically dimensionedThe Carrier HH18HA454 Limit Switch is a critical safety component designed for precise thermal regulation within Carrier, Bryant, and Payne gas furnaces. This L155 55F limit control features a fixed temperature setting that opens the circuit at 155F and automatically resets once the temperature drops by 55F. Engineered to prevent heat exchanger overheating, this OEM replacement part ensures the system stays within safe operational parameters,