In this troubleshooting situation you have responded to a complaint that a 4-ton package unit air conditioner is not cooling. When you arrive, you find that the indoor air handler is running, the ...

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire? According to the contractors The ...

Since this column's inception, we've received a substantial number of questions concerning air-conditioning troubleshooting. Answering each one would take quite some time, but we will attempt to ...

Article 440 applies to electrically driven air-conditioning (A/C) and refrigeration equipment. Each equipment manufacturer has the compressor motor built to its own specifications. The motors are ...

Corvettes are hot cars in more ways than one. Their compact design places a big V-8 in close proximity to the passengers. Keeping cool inside is often a challenge, especially for the early generations ...

Of all the updates that can be made to a street rod to make it more civilized the addition of a modern climate-control system has got to be at the top of the list. Heading out to a rod run on a hot ...

There was a time not so long ago that driving a classic truck was an endurance contest of sorts. When it was cold it was time to break out the winter wear to supplement the lame excuse for a heater ...