McDonnell & Miller 354001 Switch 326058-756 A diagnostic check with a

A diagnostic check with a multimeter should show continuity across the leads under normal static pressure

Using it with LP gas is unsafe and will result in improper combustion

making it highly versatile for various field applications

it utilizes a hysteresis synchronous motor and a manual override lever for simplified commissioning and troubleshooting

McDonnell & Miller 354001 Switch 326058-756 A diagnostic check with aThe McDonnell & Miller 354001 is a professional grade E 11M 24V 2 SPST M R Switch engineered for critical low water cut off (LWCO) applications in residential and commercial boiler systems. This manual reset switch (M R) provides high reliability safety by latching open during a low water condition, requiring a technician to physically depress the reset button only after the proper water level has been restored. Built for durability in demanding