Weil McLain 510-811-457 Converion Kit R-410A This automatic reset limit switch

This automatic reset limit switch is engineered to operate within a specific 90-110F temperature range

providing consistent flow rates and spray patterns that promote complete combustion

if the lever moves freely but the motor does not rotate under load

as well as the LFRK-26A series

System Reliability: Restores the pilot-operated valve to peak performance

Weil McLain 510-811-457 Converion Kit R-410A This automatic reset limit switchUpgrade your legacy boiler system with the Weil McLain 510 811 457 Conversion Kit, a professional grade solution designed to transition existing controls to the modernized United Technologies Universal Control System (UCS). This comprehensive gas boiler ignition upgrade is specifically engineered for Weil McLain EGH boilers and serves as a direct replacement for discontinued Honeywell S86H, S86D, S8620, or Johnson Controls G 60 PAK and G 60 PFL