For simplicity, traditional quarter-turn valves and pneumatic actuators are used—which means only air is needed to automate a valve. The Fisher 4320 provides users “with a cost-effective way to ...

Oftentimes camshaft manufacturers and even service manuals will offer recommended valve adjustment clearances to be used during hot conditions, but this just isn't the right way to do it.

Concerns about PG&E's manual valves date at least three decades to a gas leak in San Francisco that led to federal calls for the utility to improve its system. The subject is sure to receive ...

The use of manual hydraulics for outriggers and at the turntable is accomplished simply for all aerial devices. However, electric-over-hydraulic controls for platform controls for a tower ladder ...

In zone valve setups, a separate zone valve is installed in the pipe to or from each zone. In most installations, the zone valves are in the returns, where the water is cooler. The cooler temperatures ...