Caterpillar H140D Hydraulic Hammer Rock Breaker Repairing and Rebuilding
Here’s some pics of a hydraulic hammer we rebuilt. This hammer is a Caterpillar H140D. When these rock breakers come in their internal parts are typically worn & hammered out pretty good. After completely disassembling we replace all the bushings & seals. The accumulator gets reconditioned & re-charged with nitrogen to the proper pressure. A [...]