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Arm cylinder

Catvenkat ยท 2016-12-28 00:43

I have a cat 336 DL. The arm cylinder is slowly coming down when the cylinder is partially opened. It doesn't come down when fully closed. I cleaned the PRV. no change. Any idea??

Replies1
  1. #1mikebramel2016-12-28 12:42

    Did you clean and polish the anti cavitation valves and bores