or 45-second HSI systems

Always verify the blade pitch and depth clearance before attempting a cross-brand installation

this component ensures the variable speed motor recovers its original programmed performance curves

this specific part is a propane orifice

you must match the 1/12 HP rating exactly

Laars Heating Systems E2103200 Limit Switch 324846-701 or 45-second HSI systemsThe Laars Heating Systems E2103200 Limit Switch is a critical safety component designed for high limit temperature monitoring in residential and commercial hydronic boilers. This 250F manual reset roll out switch acts as a fail safe, interrupting the burner circuit if flue gases spill or temperatures exceed the safe operating threshold. Unlike automatic reset switches, the E2103200 requires a technician to manually intervene, ensuring the underlying