Johnson Controls P32AC-2 Pressure Switch Els PW 17895 How do I prevent damaging

How do I prevent damaging the internal seals during installation

replacing it with a new 29388 control board typically resolves this failure

With a 800 PSI working pressure and a 4000 PSI burst pressure rating

OEM Compatibility: Direct replacement for B1368016

and 9100 series units

Johnson Controls P32AC-2 Pressure Switch Els PW 17895 How do I prevent damagingThe Johnson Controls P32AC 2 Pressure Switch is a heavy duty adjustable differential pressure switch engineered for precision monitoring of low pressure air and non combustible gases. Designed for HVAC air pressure monitoring, burner control, and clogged filter detection, this unit features a highly sensitive Buna N diaphragm that ensures accurate response to pressure changes as low as 0. 05" WC. The SPDT contact configuration (Single Pole Double