HOW TO USE A MULTIMETER: SOLENOID TESTING

Liftgate solenoids need to be tested under a load. According to Sales and Service Engineer Larry Rambeaux, “Use the ohm setting on a multimeter to determine if the switch is within spec for that particular piece of equipment”. To do this, switch the multimeter to “ohm’s” and touch the positive and negative meter leads to…

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HOW TO RESET AN INVERTER

Inverters take DC power from tractor batteries and convert it to 110 AC power. This allows drivers to operate devices such as laptops and microwaves while on over the road routes. Sales and Service Engineer Larry Rambeaux demonstrates how to reset an inverter when it shuts off. According to Larry, “When the 1200-11-8 inverter batteries…

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TESTING VOLTAGE DROP ON THE TRAILER

When current has to travel a long distance on a vehicle, it is going to lose some of its strength along the way; this is called voltage drop. Excessive voltage drop leads to batteries continuously operating at a low state of charge. This leads to unreliable batteries, road calls, and shorter battery life. Purkeys’ Sales…

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MEASURING AN INVERTER’S OUTPUT

Inverters take DC power from the tractor batteries and convert it to 110 AC power. This allows drivers to operate devices such as laptops and microwaves while drivers are on over the road jobs. While inverters are good tools for drivers, they do have limitations so it is important to understand how much of a…

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TESTING AN INVERTER’S INPUT VOLTAGE

Inverters take DC power from the tractor batteries and convert it to 110 AC power. This allows drivers to operate devices such as laptops and microwaves while drivers are on over the road jobs. Purkeys’ Sales and Service Engineer Charley Gipe demonstrates how to test voltage drop in the input wiring on an inverter. Charley…

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PURKEYS’ TAPS MAKES USING ELECTRIC PALLET JACKS EASIER

  Downtime is a major issue in the trucking business. It costs companies money when trucks aren’t on the road. There are many causes for downtime, but malfunctioning equipment necessary for delivery is one of the most preventable. Purkeys developed the Trailer Auxiliary Power System (TAPS) with delivery rate and efficiency in mind. Mounted on…

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