this actuator supports direct-mount installation on round shafts up to 1/2 inch or 3/8 inch square shafts

The 100073342 ignitor kit includes the critical ignitor gasket and mounting screws

and advanced control boards

or HVAC short-cycling

this pressure switch kit provides a direct-fit solution for technicians troubleshooting "no-ignition" or "pressure switch stuck open" fault codes

Lochinvar & A.O. Smith 100208638 Cable 323269-701 this actuator supports direct-mount installationThe Lochinvar & A. O. Smith 100208638 Ribbon Cable Kit is a critical OEM replacement component designed for high efficiency hydronic systems. As a veteran technician knows, maintaining signal integrity between the integrated control board and the user interface or internal sensors is paramount for preventing nuisance fault codes. This HVAC ribbon cable is engineered to meet precise manufacturer specifications, ensuring low profile routing and secure