Fire pump primers may not be glamorous, but priming systems are critical to pump drafting performance. Pulling a prime quickly is key to fast water delivery, a basic fireground necessity. Last month, ...

A rigid mounting method has further disadvantages: The rotor cannot oscillate freely and the existing minimum residual imbalance can lead to possible bearing failure and rotor damage over time.

In principle, industrial vacuum pumps are merely compressors run with the inlet attached to the vacuum system and the outlet open to exhaust. In smaller sizes, compressors and vacuum pumps are often ...

Should you test your pump? You would think the answers would be a no-brainer; however, I’ll bet that if we conducted a survey around the country, we’d find that a large number of fire departments ...