Have any questions about maintaining your D4 undercarriage? Reach out to your Cat dealer, who can make sure you are getting the most out of your machine. REMEMBER: Always refer to your Operation and Maintenance Manual for guidance on maintenance, safety, settings, features and more. Planetary oil lines should line up and be parallel to the ground. Regularly check planetary drive oil levels and sample the oil according to your Operation and Maintenance Manual's recommended intervals. Your bulldozer’s planetary (final) drives spread the load over multiple gears. Make sure you check your Operation and Maintenance Manual for the ideal dimensions, and adjust your track if needed. Refer to the video for a visual demonstration of this technique. Take note of the wear on your track’s grousers by using a string or straight edge. It had a ground clearance of 15 1/2 inches, a drawbar clearance of 17 1/4 inches and a rear tread of 74 inches. It was 162 1/4 inches long and 97 inches wide. Then make sure your track isn’t excessively worn, and keep an eye out for any excess dirt buildup. The Caterpillar D7 bulldozer had a shipping weight of 24,330 lbs. But be careful: These may be very hot.Ĭheck your dozer’s track roller frame and your equalizer bar pin for cracks and/or leaks. And look for dry joints after shutting down by lightly feeling the end of each pin or bushing for excess heat. If you hear more noise than usual, this can indicate dry joints. Inspecting your dozer is a continuous process that’s inseparable from every day’s work. But be careful not to directly spray your seals, track pin, roller or idler stoppers. Wash your undercarriage with water if mud is packed tightly. Use a shovel to remove dirt and debris from your D4 bulldozer’s: Let’s go over a few necessary procedures to maintain your important undercarriage parts and components.Ĭlean your undercarriage daily to help extend the life of your seals and components.
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