In last month’s column [“Automatic Pumpdown Systems,” Nov. 5], we talked in general about the automatic pumpdown cycle and why it is the only sure remedy for refrigerant migration to a compressor ...

For the residents who live in rural-areas, limited water-availability is a very common problem. Therefore, many people install a water tank on the roof of the building. The water, stored in a water ...

Fire pump controllers are control panels containing electrical components, such as circuit breaker, switches, relays, and other devices, dedicated to the operation of fire pumps. The devices within a ...

Beyond the wheel, the most important mechanical equipment serving humanity is the centrifugal pump. Centrifugal pumps make modern quality of life possible. Turn on a faucet and a centrifugal turbine ...