Velocity Boiler Works (Crown) 961122 Rollout Switch 319852-301 The ODF sweat fittings ensure

The ODF sweat fittings ensure a leak-proof field installation

What is the best brazing practice for this ODF connection

the 2781S utilizes a type B square shaft

and housing for a streamlined installation

Velocity Boiler Works (Crown) 961122 Rollout Switch 319852-301 The ODF sweat fittings ensureThe Velocity Boiler Works (Crown) 961122 Rollout Switch is a critical safety component designed for precise high temperature monitoring in gas fired boiler systems. This OEM replacement part is engineered to interrupt the burner circuit if flame rollout or excessive heat is detected near the burner vestibule, tripped at a fixed setpoint of 240C (464F). As a primary boiler safety limit switch, the 961122 ensures system integrity by mitigating risks