Watts 0121475 Valve Els PW 17895 What is the primary function

What is the primary function of a "quick drop-out" pilot

adjustable from 5 to 25 seconds

High-Temperature Stability: Formulated to resist thermal breakdown and maintain viscosity in operating environments reaching 300°F

check the specific terminal unit submittal to ensure signal compatibility

optimizing durability in HVACR environments

Watts 0121475 Valve Els PW 17895 What is the primary functionThe Watts 0121475 (Model LF174A 3 4 100) is a high capacity pressure relief valve designed specifically for protection against excessive pressure in large hot water heating boilers and low pressure vessels. Featuring a Lead Free copper silicon alloy body, this 3 4 inch NPT threaded valve is engineered for durability and compliance with modern potable water safety standards. With a factory preset relief pressure of 100 PSI and a high BTU steam