Lochinvar & A.O. Smith 100109816 Pressure Switch 340155-7026 making it a reliable choice

making it a reliable choice for commercial air conditioning and medium-temperature refrigeration applications

and flame sensors are typically sold separately or can be salvaged if they are still within technical specifications

Direct OEM Compatibility: Eliminates the need for shaft adapters or field modifications

The VG2831VM is primarily designed for water and glycol mixtures

and light oil applications where internal wear on the diaphragm or piston assembly compromises pressure holding

Lochinvar & A.O. Smith 100109816 Pressure Switch 340155-7026 making it a reliable choiceThe Lochinvar & A. O. Smith 100109816 Pressure Switch is a critical OEM replacement part engineered for precise atmospheric monitoring in high efficiency commercial water heaters and boilers. Calibrated to a 6. 5" WC (Water Column) set point, this differential pressure switch acts as a safety critical flue prover, ensuring the combustion blower is generating sufficient negative pressure to safely vent exhaust gases. Designed for compatibility with