The vibratory system housed within the drum(s) of a vibratory roller is typically designed to be self-maintaining. “We have routine maintenance on it, but it’s every 2,000 hours,” Weston notes.

"When the drum is dry, hot asphalt can stick to it ... For example, new Caterpillar vibratory rollers offer an enhanced propel control system design that produces a smoother mat by providing ...