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Hitachi zx29u

Mplan ยท 2017-03-12 14:14

hi guys,I have a 2013 hitachi zx29u.every time I take off hydraulic breaker I have to release pipe to let off pressure to put it back on.I have no problem with the same breaker on any of the other diggers.the valve on the side of the machine is turned to breaker mode.am I missing something?

Replies1
  1. #1Tractorguy2017-03-18 22:19

    When you are putting the hoses back on are you putting the pressure line on first or return? If you put return on first it shouldn't have any pressure in supply line due to attachment now dumping to tank.