How a TRM module works (Trailer Response Management)

How a TRM module works (Trailer Response Management) Words and photography by Howard Shanks. Images supplied by Knorr-Bremse The Knorr-Bremse Trailer Response Management (TRM) module is a device that improves heavy vehicle brake response time and significantly reduces combination stopping distance. It is an essential piece of equipment for prime movers without an electronic braking…

Understanding Eaton Ultrashift

How to drive an Eaton Ultrashift Eaton Ultrashift driver’s instruction manual available for download at end of article.  Eaton’s Ultrashift Plus 18-speed transmission is arguably the simplest of the heavy-duty line haul ATM gearboxes in the market to operate. There are only a few selections required to get your rig moving. For instance, to go…

How to Manually Release Truck Brakes

How to Manually Release Truck Brakes or cage brakes Words and Illustrations by Howard Shanks In certain emergency situations, for instance, when an air brake system failure has happened and you need to move your truck to a safe position you may need to manually release the brakes to enable the vehicle to be moved.…

How to change 10-stud truck wheels

How to change 10-stud truck wheels Words and Photography by Howard Shanks Changing a 10-Stud wheel on the side of the road is one of those inherent unpleasant tasks that occasionally requires doing when we’d least expect or like, nevertheless if performed correctly the inconvenience to your journey can be minimised. Before commencing any tyre…