The problem: Air conditioning either does not cool, or the compressor makes a grinding or groaning noise as it does cool. Either symptom is intermittent. This may be due to a faulty air-conditioning ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

Vehicle air conditioning is typically one of a car's most durable systems. Though it is often in use every day, a modern air conditioning system just keeps humming along providing cool air when you ...