Does this part require a specific mounting orientation

It fits EVR valves manufactured after 1994

Precision Accuracy: Delivers high-interchangeability accuracy of +/- 0

Direct Replacement: Fully interchangeable with 392449-4/U

leak-proof seal under standard operating pressures found in commercial and industrial gas trains

Antunes Controls 8103116407 Pressure Switch Els PW 17895 Does this part require aThe Antunes Controls 8103116407 (Model LGP G) is a heavy duty low gas pressure switch engineered for precision monitoring in industrial and commercial burner systems. This manual reset SPDT switch functions as a safety limit, breaking the electrical circuit when gas pressure drops below the calibrated setpoint. It features an adjustable range of 7" to 55" W. C., providing critical protection for high output systems. The unit utilizes a 1 4" NPT