Description
the automatic reset furnace switch restores the connection
this unit offers a significant upgrade in scheduling flexibility with up to 42 ON/OFF operations per week
this wheel mounts securely to the venter motor shaft to maintain the precise negative pressure required to purge the heat exchanger and safely exhaust flue gases
ideal for modulating control
Durable Construction: Engineered to withstand the high-temperature environments typical of furnace burner compartments
McDonnell & Miller 343400 Float and Gasket Els PW 17895 the automatic reset furnace switchWhen you are performing an annual teardown on a McDonnell & Miller Series 63 low water cut off, the 343400 Float and Gasket assembly (Model SA63 30) is a standard replacement for maintaining system integrity. This OEM kit includes the precision engineered float, the CO 12 head gasket, and the necessary rod component to ensure accurate liquid level sensing in high demand steam and hot water boiler applications. Designed for a maximum boiler pressure of
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























