the unit features a manual override capability

which can improve durability under load

Versatile Application: The SPDT (Single-Pole

it is recommended to mount the unit in a vertical plane with the coil terminals facing upward

Watts 0382024 Valve Els PW 29614 the unit features a manualThe Watts 0382024 (Model 740 3 4 40) is a high capacity boiler pressure relief valve designed specifically for hot water space heating systems. Built with a rugged iron body construction, this valve features 3 4" x 1" FNPT connections with an expanded outlet to facilitate maximum discharge during emergency pressure spikes. Rated for a steam discharge capacity of up to 1,139,000 BTU hr, it ensures critical system protection by maintaining a factory set