Lochinvar & A.O. Smith 100109724 Valve R-410A This fault usually indicates the

This fault usually indicates the Trane SWT2521 is not sensing a sufficient vacuum

preventing internal seal damage

025-micron rating to capture microscopic solids that can clog precision orifices in thermostats and relays

Calibrated specifically as a 240F High Limit Switch

the NEMA 4X rated enclosure provides necessary protection against environmental stressors

Lochinvar & A.O. Smith 100109724 Valve R-410A This fault usually indicates theThe Lochinvar & A. O. Smith 100109724 Valve is a direct fit OEM replacement gas control designed specifically for high efficiency water heaters and residential power vent boiler systems. This natural gas valve operates on a 20V ignition circuit, featuring a 1 2" NPT inlet and a factory set 4" WC manifold pressure to ensure precise fuel to air ratios and stable combustion cycles. Engineering specifications for the 100109724 include a 1 1 4" shank