Ask any operator which part of a tracked machine lives the hardest life, and the answer is the undercarriage. The tracks, rollers, idlers, and sprockets are buried in the dirt all day, chewing through soil, gravel, mud, and anything else in your path. All that grinding has a price. Across the years a machine is in service, the undercarriage can eat up close to half of everything you spend to keep the unit running. That’s the bad news. The good news is that, with a little discipline around heavy equipment maintenance and the way you run the machine, you can slow that wear, get more hours out of the parts, and ensure your costs stay in check.
These six habits do most of the heavy lifting:
Regular inspections are the bedrock of solid machine maintenance. When you catch trouble early, you can handle a minor issue before it grows into a failure that puts equipment out of commission. Each time you give the undercarriage a once-over, watch for:
Begin and end each shift with one of these checks. When you combine daily visual inspections with planned undercarriage maintenance, you see how the machine is wearing and can line up repairs on your terms rather than scrambling when something breaks.
Tension that is set wrong wears out equipment undercarriages faster than almost anything else. Crank it down too tight, and the pins, bushings, rollers, and final drives all deal with added stress. Leave it too loose, and you invite the track to come off the rails, along with rough rides, excessive vibration, and parts that give out early.
Follow the tension figures that the manufacturer provides, then fine-tune for the ground you are working. Soft, muddy sites usually call for more slack, so material does not cake up in the system. On hard, rocky ground, make a point of rechecking tension through the day, since that terrain is tougher on the components.
Built up debris behaves like sandpaper between the moving pieces of an undercarriage. Soil, clay, and rock that get packed in scrape away at the components and can lead to expensive repairs. Before the machine sits at the end of a shift, we recommend you take a few minutes to:
If you operate near the coast, this step carries extra weight. Salty air and water are hard on steel, and a film of brine left sitting on the tracks and pins overnight speeds up corrosion. Rinsing the undercarriage with fresh water after a workday will wash that salt off before it has a chance to pit and rust the metal.
The person in the driver’s seat affects undercarriage life more than anyone. Even a first rate maintenance routine cannot undo sloppy habits repeated day after day. Spinning the machine in place and whipping through tight pivot turns put unnecessary stress onto the chains and rollers, and that adds up to bigger bills down the line. Get your operators in the habit of:
The pieces of an undercarriage rarely break down at the same pace. Regular wear measurements will assist you with determining when to rotate pins and bushings or reposition parts to spread out wear and tear more evenly. A professional undercarriage service inspection can measure:
Rotate the parts at the right time, and you can often squeeze significantly more life out of the system before a full replacement is on the table.
It’s true of every system on a machine: preventive service always costs less than fixing equipment after it breaks. A sound maintenance plan should include regular undercarriage checks completed by trained, certified technicians. They are equipped to:
Everything on a tracked machine rides on its undercarriage. Ignore the warning signs, and you end up paying through slower work, greater fuel use, and steep repair bills. Stick with your inspections, hold the tension where it belongs, keep the system clean, encourage good operator habits, and stay on top of preventive heavy equipment maintenance. Do that, and your equipment undercarriages will go the distance, and the whole machine will perform better.
Do you have questions about undercarriage service or machine maintenance of any kind? Call Atlantic Coastal Equipment in Richmond Hill, Georgia at 877-469-5965, or contact us today!
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