Siemens Industrial Controls 3SU1400-1AA10-1FA0 Control Module 322838-752 If the manometer shows negative

If the manometer shows negative pressure at the valve but it fails to open when 24VAC is applied

Key Benefits: Precise Superheat Regulation: The large diaphragm surface area delivers high sensitivity to pressure changes for tighter evaporator control

as this board regulates the ignition sequence

Whether you are servicing coalescing

Chemical Resistance: Features high-performance seals compatible with mineral

Siemens Industrial Controls 3SU1400-1AA10-1FA0 Control Module 322838-752 If the manometer shows negativeThe Siemens 3SU1400 1AA10 1FA0 Control Module is a high reliability SIRIUS ACT contact module designed for front plate mounting in demanding industrial and HVACR environments. This 1NO+1NC contact block provides a bridge between pilot devices and control circuits, featuring a robust screw terminal connection system that ensures secure high vibration resistance. As a veteran grade auxiliary contact module, it supports an operating voltage of up to 500V