For 15 psig saturated steam service

offering an interchangeable orifice design that allows technicians to modify TEV capacity without removing the valve body from the liquid line

though specific orifice sizes and application requirements must be verified against manufacturer flow tables

By replacing the entire working mechanism

Standard T-4000 series high-volume thermostats typically require covers to be ordered separately

Lochinvar & A.O. Smith 100290352 Limit 322838-753 For 15 psig saturated steamThe Lochinvar & A. O. Smith 100290352 Limit Switch is a critical safety component designed for high performance hydronic and domestic hot water systems. This 220 degree high limit switch acts as a primary fail safe, monitoring internal temperatures to prevent thermal runaway. Engineering specifications confirm this is a manual reset limit switch, requiring a technician's physical intervention to restore operation after a tripa vital feature for