Antunes Controls 8021204014 Pressure Switch Els PW 17895 Using a 3-blade fan in

Using a 3-blade fan in place of a 4-blade fan—or changing the pitch—can alter the motor amp draw

Does this orifice include the filter screen

or if the unit is vibrating excessively

This part is specifically engineered for used with Robertshaw 1890 and 1898 series assemblies and is the standard replacement for #70 and #71 pilot applications

Antunes Controls 8021204014 Pressure Switch Els PW 17895 Using a 3-blade fan inThe Antunes Controls 8021204014 Pressure Switch is a high precision air differential pressure switch engineered for critical HVACR and energy management proving circuits. As a veteran grade SMD Series model, it features a versatile set point range of 0. 17 to 6. 0" W. C., making it an essential component for monitoring fan proving, filter status, and combustion air pressure. This unit utilizes a snap acting SPDT switch (Single Pole Double Throw)