Learn how to drain a portable air conditioner properly and recognize the signs it's time to empty the unit. HVAC experts share tips to avoid leaks and simplify upkeep.

Air Compressors: A Ticking Bomb in Your Shop Study the physics, do the math, and a 40-gallon compressed air tank pressurized to 100 psi has the explosive power of a stick of dynamite.

Compressed air always contains moisture, and when warm, moist air hits cold steel air tanks, brass fittings, hoses, and valves, you have a recipe for trouble. Remind drivers to drain each air tank ...

Air tanks should be drained daily, but weekly as a minimum. Drain valves can be difficult to access on truck with aero fairings, etc., but find them and use them. (Photo: Jim Park) Telltale signs of ...

Air tanks need to be purged on a regular basis, but Phillips is automating the process with its new Tank Saver Heated Electronic Drain Valve. The heated electronic drain valve automatically removes ...