Service technicians need to completely evacuate a refrigeration system any time they open the system to the atmosphere. Vacuum pumps and micron gauges are the tools you need to use for this. Are yours ...

Careful — a critical tool on your service truck may not be doing its job. How long has it been since you checked the performance of your vacuum pump? Many vacuum pumps in the field are not working ...

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, ...

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 ...

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 ...

This feature follows on from Restoring suck ‘n’ blow, here. Vacuum tanker pumps are simple beasts, so the job is straightforward, yet there are still one or two things to watch. • Don’t throw away the ...