Honeywell L4079B1033 Controller 321894-709 When installed in 243-8-2 (IRV)

When installed in 243-8-2 (IRV) models

ensure the standard oil management procedures for retrofits are followed

9W Power Draw: Low energy consumption reduces electrical load on the unit's ballast while maintaining optimal brightness

The center knob (LO) must be set first with 0 psi at the "T" port

the D24659 facilitates accurate hydronic temperature control in commercial and institutional settings where the radiator is recessed or covered

Honeywell L4079B1033 Controller 321894-709 When installed in 243-8-2 (IRV)The Honeywell L4079B1033 Pressuretrol Limit Controller is a high limit safety device engineered for precision monitoring in steam heating systems and applications involving air or non combustible gases. Featuring a 2 15 PSI operating pressure range, this controller utilizes a durable stainless steel diaphragm to sense pressure changes and trigger a manual reset SPST switch that breaks on pressure rise. This manual reset functionality is critical for