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When there are starter issues, you may think about doing a current draw test to pinpoint the issue. Yet, on a class 8 truck, a current draw test may not reveal what you need to know to fix your cranking problem. Plus, on these vehicles, ...
Electric drive vehicles have high voltage electrical systems not found on typical vehicles powered only by gasoline or diesel engines. Because of this, it’s important to be aware of high voltage hazards before you inspect an electric motor. ...
Oftentimes, school buses are outfitted with air conditioning units, wheelchair lifts and many other accessories after they are sold to the school district. Eventually, these buses start experiencing battery issues because the originally ...
If you’ve ever had a turbocharger start leaking or smoking, you may have thought the turbocharger was faulty. This is a common misperception, but, most of the time it has nothing to do with the turbocharger functionality. More than 95 ...
The DuroSpeed K32 Fan Drive is becoming the go-to fan drive for vocational and off-highway truck applications. Designed for harsh vocational applications, DuroSpeed provides reliable performance by having a higher disengaged speed to satisfy ...
When managing a fleet, the goal is always to get the most out of your equipment. We’ve got an innovative way for you to do just that: oversizing the alternator. Fuel Savings If you choose an alternator that has approximately double the ...
If you manage a fleet of off-highway equipment, you know they get dirty—sometimes really dirty. That’s what they’re made for—to endure the rough elements off the main roads. Cleaning off-highway equipment is a regular part of maintaining ...
Our latest tech tip focuses on the diagnostic procedure of a starting system equipped with a Smart IMS starter. It’s important to note that some of the Smart IMS features could be misdiagnosed as a starting problem. These features help ...
With its many advantages, the Smart IMS is being adopted by more and more fleets. You’ll find that many of the steps are like any IMS replacement. However, with a Smart IMS, there is an additional lead to be terminated to the motor terminal. Removing ...
It’s that time of the year again. And with colder temperatures come a number of cold weather problems: hard starts, no starts, battery replacements, jump starts and cranking issues. A truck that won’t start is one of the headaches of the ...
Have you ever gone to replace a starting motor and discovered that the recommended replacement starter has a different pinion than the original unit? Good news, it can still be used for the replacement. Starting motor pinions and drive ...
Remote sense is a feature on some Delco Remy 33SI™, 34SI™, 35SI™ and 36SI™ alternators. It utilizes a small sense wire that reads the actual battery voltage and signals the regulator to increase voltage output as needed, ensuring constant ...
Sometimes the front and back mounting holes on a pad mount alternator are different sizes. The reason for that starts with understanding alternator pad mounting for heavy duty diesel engines. Manufacturers follow the SAE standard with ...
Did you ever wonder why motor mounting holes are larger in size than the fasteners? To understand, you must first look at the starting motor mountings for heavy duty diesel engines. Manufacturers use either a SAE Type 1 or a SAE Type ...
In this Tech Tip, we’ll review how starter spacers are utilized as well as how to measure the starter flange to flywheel so that during any maintenance, the starter is properly mounted and performs as designed. The starting motor is ...
Our latest Tech Tip reviews how the use of Remote Sense can impact diagnosing voltage complaints. Complaints can arise when heavy current demand conditions exist. Sometimes there are resistance losses in the power cables which, in turn, ...
Our Core Return Center, based in Taylorsville, MS, is responsible for the administration of all heavy duty core returns. Following the core acceptance standard will help ensure you are properly credited for your return. The core must be ...
The Delco Remy 39MTTM heavy duty starter rotatable flange models were designed specifically to improve service flexibility and part number consolidation. The new service models provide full industry and application coverage, easily replacing ...
The vehicle charging system is comprised of three components: the alternator, the batteries and the cables that connect them all together. Each of these plays an important role in creating a healthy charging system. And how well one component ...
A voltmeter is a common tool that technicians use. This instrument is used to do the following: Check for AC or DC voltages Measure resistance Measure amperage In our latest Tech Tip videos, we show you how to complete those ...