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The LAARS LAARS-R2014800 is a temperature control sensor kit designed for use in hydronic heating and hot water boiler systems. The sensor monitors fluid or flue temperatures and sends readings to the boiler control board, enabling precise regulation of burner operation and system output. This kit provides the components needed for a direct replacement of a failed or out-of-spec sensor. Installation is typically performed by a licensed plumber, hydronic heating technician, or boiler service professional during scheduled maintenance or diagnostic service calls.
The LAARS-R2014800 sensor kit is suited for residential and light commercial boiler applications where accurate temperature sensing is critical to safe, efficient system operation. It is intended as an OEM-style replacement part for LAARS boiler systems requiring a temperature control sensor. Technicians performing seasonal boiler tune-ups, diagnostic fault investigations, or component-level repairs will find this kit appropriate for restoring factory sensor function.
Designed as an OEM-style replacement temperature control sensor kit for LAARS hydronic boiler and hot water heating systems.
This sensor kit should be installed by a licensed plumber or qualified hydronic heating technician. Shut down the boiler and allow the system to cool to a safe handling temperature before beginning any sensor replacement work. Follow all applicable local mechanical codes and the boiler manufacturer service documentation when disconnecting and reconnecting sensor wiring and fittings. Verify sensor function through the control board diagnostics after installation before returning the system to service.
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