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Turning the screw clockwise will increase the branch pressure
This is an SPST switch that closes on temperature rise (cut-in) to activate the cooling cycle
Technicians should test the part using a multimeter with a capacitance setting
Common Technician Questions Where should the Maxitrol TS144 be installed
Watts 0121542 Relief Valve Freon Turning the screw clockwise willThe Watts 0121542 is a high capacity boiler pressure relief valve designed for commercial and industrial hydronic heating systems. Specifically engineered for hot water heating supply boilers, this 1. 5 inch LF174A valve provides critical protection against excessive pressure buildup. It features a robust lead free copper silicon alloy body and is factory set at 50 PSI. With a massive relief capacity of 2,950,000 BTU hr, the 174A series is the