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 ...

Troubleshooting electrical malfunctions can be frustrating because breaks in insulated wires or within components are not obvious. The most efficient way to pinpoint electrical problems is by ...

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 ...

The digital voltmeter is the best basic tool for electrical troubleshooting, because it's calibrated and exact. But remember, the digital voltmeter can't detect a high-resistance fault if the circuit ...

From the earliest days in vehicle history, electrical energy has been used for powertrain, lighting, and a multitude of accessories. Today, modern vehicles use multiple microprocessors onboard and all ...

People are exposed due to the open cover.” “If whatever is in there is too hot, this can’t be a correct answer.” “Being a ...

Corrosion wreaks havoc on big robust connectors like this. What do you think happens in systems that need to detect changes of mere millivolts? The day will come when trucks no longer have hood ...

“Little things mean a lot” has never been so true as when it comes to electrical maintenance. Truck electrical systems have become highly sophisticated, with multiple micro-processors controlling many ...

You were recently hired on as the plant electrical engineer. The plant has a critical line with two operators, each working on a different shift. Being an operator on that particular line requires a ...

Halton Electric, in Burlington, Ontario knows that as a homeowner, electrical issues can be overwhelming to troubleshoot and deal with. Calling an electrician to help resolve issues isn’t always ...