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Hitachi ZX75 parts help

Jonathan Burnett · 2026-06-28 14:28

Can’t find this part of what’s it called. some kind of sensor I think. electric plug broke off.. Left side rear on the back of the adjustment where it T is. Might be why my swing does not work… thanks

Replies6
  1. #1Diesel Dave2026-06-28 20:48

    You have a machine serial # ?

  2. #2Jonathan Burnett2026-06-29 11:53

    1CCP030097× here is a better photo from the top. u can see there it broke off.

  3. #3Diesel Dave2026-06-29 19:00

    See 2 screenshots below from parts catalog. Should be (3) identical pilot pressure sensors in the control valve area, part # 4436535 . .

  4. #4Diesel Dave2026-06-30 08:47

    The broken pilot pressure sensor in question is for the travel. None of the pressures sensors would stop the swing from functioning. See screenshot below for pressure sensors function and locations. P

  5. #5Diesel Dave2026-06-30 08:52

    Does the engine load up at all when trying to swing ? Does the swing attempt to function at all ? Any grinding or growling sounds ? Tell us the story.

  6. #6Jonathan Burnett2026-06-30 14:06

    All hydraulics work except for the swing -or rotate, Starts to move a few inches then stops, Acting like the Lock is not releasing, Found that broked pressure switch and figured that might be the issues. Needs resolved anyways though also.From the last diagram send it looks like its #4 "Pilot pressure front Thanks, I ordered a 4436535 and will update when in and installed. attachement - swing"