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Tech Tip Videos

Tech Tip: Converting to DuroSpeed™ K32 Fan Drive
Jul 18, 2019

Tech Tip: Converting to DuroSpeed™ K32 Fan Drive

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 ...

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Tech Tip: Benefits of Oversizing an Alternator
Apr 10, 2019

Tech Tip: Benefits of Oversizing an Alternator

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 ...

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Oct 03, 2018

Tech Tip: Cleaning Off-Highway Equipment to Avoid Water Damage, Corrosion

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 ...

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Smart IMS
Aug 12, 2018

Tech Tip: Diagnosing Starting Systems Equipped with Smart IMS

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 ...

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TechTip Smart IMS
Jun 06, 2018

Tech Tip: Installing the Smart IMS

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 ...

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Tech Tip Cold Weather
Jan 07, 2018

Tech Tip: Combating Cold Weather Problems

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 ...

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Starting Motor Gear Differences
Nov 06, 2017

Tech Tip: Starting Motor Gear Differences

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 ...

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Tech Tip: Removing and Replacing Alternators with Remote Sense
Sep 08, 2017

Tech Tip: Removing and Replacing Alternators with Remote Sense

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 ...

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Tech Tip Why Alternator Pad Mount Holes are Different
Jul 13, 2017

Tech Tip: Why Alternator Pad Mount Holes are Different

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 ...

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Tech Tip Understanding Starter Motor Mounting
May 20, 2017

Tech Tip: Understanding Starter Motor Mounting

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 ...

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Tech Tip: Measuring Flange to Flywheel
Mar 16, 2017

Tech Tip: Measuring Flange to Flywheel

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 ...

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Remote Sense Operation and System Testing
Jan 09, 2017

Tech Tip: Remote Sense Operation and System Testing

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, ...

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Core Return Center Standards
Nov 01, 2016

Tech Tip: Core Return Center - How to Receive Credit for Your Core Returns

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 ...

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Aug 15, 2016

Tech Tip: Clocking a Gear Reduction 39MT Starter

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 ...

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Jun 10, 2016

Tech Tip: Relationship Between Alternator and Batteries

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 ...

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Tech Tip How to Use a Voltmeter
Apr 04, 2016

Tech Tip: How to Use a Voltmeter

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 ...

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Tech Tip Cold Weather Cranking
Jan 26, 2016

Tech Tip: Cold Weather Cranking

Winter months are upon us and with them come cold temperatures and “cold cranking.” There are three factors that primarily contribute to cranking issues: Oil viscosity State of starter main cables Batteries Unfortunately, ...

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Tech Tip: Using our E-Catalog
Dec 08, 2015

Tech Tip: Using our E-Catalog

Need to quickly cross-reference a part number?  Our E-Catalog allows you to quickly and easily find the product you need. Best of all, the entire crossreference process takes just seconds—from your computer or smartphone—and provides a ...

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Locating Starter Drainage Holes
Sep 03, 2015

Tech Tip: Starter Drainage Holes

When installing a new starter, you must be aware of the location of the drainage holes. The location of the drainage holes varies from model to model. If the drainage holes aren’t in the right location, the starter can take on water. With ...

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Differentiating Between Alternator Mounting Configurations
Jun 01, 2015

Tech Tip: Alternator Mounting Configurations

There are many different alternator mounting positions and belt configurations on heavy duty diesel engines today. With innovations in brushless technology, higher output alternators and upgraded electrical components, companies now manufacture ...

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