it is best practice to source a new silicone or fiber gasket to ensure a watertight seal upon reassembly

Does it support manual operation

When you're servicing commercial burners or fireplace units

As a critical TEV component

ASCO 8321G2 Solenoid Valve 326070-701 it is best practice toThe ASCO 8321G2 Solenoid Valve is a high performance 3 way normally closed pilot operated valve designed for rapid cycling and industrial efficiency. Engineered with a 3 8" NPT connection and a rugged brass body, this 120V AC solenoid valve provides a quick exhaust feature that significantly reduces cylinder return times in pneumatic systems. It operates within a 10 200 PSI pressure range and is compatible with air, water, and light oil. The inclusion