A good digital multimeter (DMM) is key to diagnosing compressor problems in general. For instance, in a previous article (May 15 issue of The NEWS) we discussed using the DMM to read suction and ...

In Part 1 of this two-part series, we presented a 3-phase, 480VAC motor circuit with its associated controls (Figure). We stepped through a logical, systematic approach to troubleshoot the main power ...

Electric bikes (e-bikes) offer a fantastic alternative for eco-friendly commuting and recreation. However, they can encounter ...

Insiders describing car choices that whisper quiet wealth note that these models frequently rely on adaptive dampers, air ...

Because the causes of machine vibration are so numerous, the underlying problem is often difficult to isolate. Most troubleshooting processes rely on advanced diagnostic techniques and result in the ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. You’ll usually know when it’s time to take your car, truck or sport-utility ...

One of the oldest Mustang gripes we can think of is engine overheating. We can write this problem off as one of the penalties of old car ownership, but classic Mustangs were cursed with overheating ...

The core of a refrigeration system is the compressor, which is designed to pump cool refrigerant gas from the evaporator into the condenser. To accomplish this task the compressor raises the ...

Today’s cars and trucks are literally rolling test beds of technology, which has tended to make the days of the so-called shade tree mechanic and eyeball diagnoses of what ails a given model a distant ...