How to Read an Ohmmeter

The multimeter combines multiple electrical diagnosis functions into one portable unit. Technicians use this tool to test a wide range of situations, including voltage drop, continuity checks, diode checks, and capacity checks. In the video above, Purkeys National Truck & Fleet Representative, Larry Rambeaux, shows how to properly use an ohmmeter. The ohmmeter is a…

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Dual Shield Provides Double the Protection

Heavy-duty vehicles are used by a variety of companies and organizations for a wide range of jobs. Sometimes they need additional electronic devices in order to properly perform their required tasks. That is why Purkeys has developed the Dual Shield Low Voltage Disconnect. Although accessory devices are important, they create a parasitic draw on the…

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Testing the Circuit with a Voltmeter

Multimeters combine multiple electrical measurement functions into one portable unit. These instruments measure voltage, current, and resistance to detect or diagnose a host of electrical issues. To get the most from a multimeter, technicians have to understand what is being measured and what the measurement should be. One of the most commonly used functions of…

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PURKEYS’ MULTIMETER TOOL KIT

Heavy-duty vehicles are far from simple machines. When they are not working correctly, it can be a challenge to find the source of the issue. Technicians need proper training and tools to do this job. The Purkeys Electrical Tool Kit gives technicians everything they need to test and diagnose a variety of electrical issues on…

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PROPER MULTIMETER PRE-CHECKS

The multimeter is a great tool for any technician who needs to test and diagnose electrical systems. These handy devices combine multiple functions into one portable unit. Technicians can use this tool for a variety of applications, including voltage drop, continuity checks, diode checks, capacity checks, and more. Before technicians use a multimeter, there are…

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