A detailed rebuild of the valve control block on a Hitachi EX120-2 excavator. This process walks through disassembly, inspection, and reassembly, highlighting key steps and tips for restoring ...
Three 20-ton-size-class Caterpillar excavators (320 GC, 320, and 323) have combinations of features aimed at three different user groups with different productivity and cost targets. Caterpillar says ...
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