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hitachi

  1. J

    EX120-2 and Dr Ex Software

    Hi, I have been tinkering with a ex-120-2 for a year now. It was leaky and uncared for. I been fixing the leaks, but shortly after buying last year the hydraulics went out (it was real jerky and would stall when I would steer hard right before it all went out). Anyways I replaced the dp...
  2. SoutheastSavage

    Hitachi 120-2 questions and anwsers

    Hey everyone i bought a hitachi 120-2 last winter for 4,000 dollars which i thought was a smoking deal. at first inspection the machine fired right up the idle up funtions worked. i moved the boom around and it seemed to bog the machine down. the guy i was with said it has got to be fuel...
  3. S

    Hitachi EX330LC-5 hydraulic problems

    i am working on a hitachi 330 ex330lc-5 currently the machine has all but lost right side joystick and track functions, hooked up gauges to pumps and left pump reads 4,000 psi when moving functions, right side pump reads 1,500 psi when moving functions then tested the pilot signal lines to top...
  4. T

    EX120-2 Hydraulics

    Does anyone actually use the hydraulic tank heater? The manual said, if the tank is below 86F select the tank heater until the light goes out. I’m going to install a seal kit for the main pump, any recommendations who I should order the kit from? Prefer ordering inside USA. Can someone post a...
  5. M

    Hitachi ex35 slow hydraulics

    I have a Hitachi ex35 that all functions are slow. All hydraulic filters have been changed including pilot pressure filter and fluid. I also pulled out the suction strainer and it was clean.I bought a hydraulic flow tester and when hooking into pump one or two machine will push about 5 gallons...
  6. M

    Hitachi ex35 slow hydraulic

    I got a Hitachi ex35 that all functions are slow. All hydraulic filters have been changed including pilot pressure filter and fluid. I also pulled out the suction strainer and it was clean.I bought a hydraulic flow tester and when hooking into pump one or two machine will push about 5 gallons at...
  7. S

    Hitachi ex60-2 power loss

    Hi all I’m new to the page. Can anyone help or share there knowledge about this. We have a ex60-2 that losses power not long after warming up. Under load/ digging, slewing and tracking. It just losses power to the point it wants to stall. We changed the fuel and air filters, also checked and...
    • slye
    • Thread
    • hitachi hitachi electrical problems hitachi ex 60
    • Replies: 17
    • Forum: Excavators
  8. A

    Zaxis 250LCN-3 Boom raise drops in combined functions

    Hi, I have a Hitachi Zaxis 250LCN-3 2-piece boom (european) and when you dig, i mean bucket and arm roll-in and boom raise, last one drops. If you release de arm lever, boom raise recovers normal speed. In service mode monitor, pumps deliver normal flow rate, near 200 l/min under load. I will...
  9. M

    Hitachi ex35 slow hydraulics

    I got a Hitachi ex35 excavator that got real slow on all the functions hard to even tell a difference between high and slow drive speed. I changed all hydraulic filters,pulled screen out of tank and cleaned it.Went ahead and changed fluid also change the pilot control filter, tank hydraulic...
  10. M

    Hitachi ex35 slow hydraulic

    I got a Hitachi ex35 excavator that got real slow on all the functions hard to even tell a difference between high and slow drive speed. I changed all hydraulic filters,pulled screen out of tank and cleaned it.Went ahead and changed fluid also change the pilot control filter, tank hydraulic...
  11. D

    Broker & Buyers

    Hello everyone. I am new to this forum and I need help from you all. I work as a middleman selling used heavy equipment to US customers - as I was inactive for the past 2 years as I switched to a new job. But now I am planning to start this heavy equipment business again. I have buyers who...
    • dan1
    • Thread
    • brokers bull dozers dealers excavators graders heavy equipment hitachi rollers sellers wheel loaders
    • Replies: 0
    • Forum: Excavators
  12. K

    Hitachi ex35u left console

    Looking for some help fixing the latch on a ex35u left console. Parts catalogs aren't helping much, can anyone take some good pictures to help see what I'm missing. I believe the latch spring itself is wrong/ worn and a bushing is wrong.
  13. D

    New to me Hitachi UH083LC overheated

    Hey guys, just purchased this excavator last week. I had to “walk” it about 4 miles from main road to my property. It started to overheat about the last 1/2 mile. Got up to about 215. My question is, is it harder on an excavator to move/drive continuously or dig? I’m thinking the miles of...
  14. T

    EX200-3 Hydraulic Pump Conversion Kit

    Hello this is my first post and i need some help i dont type much so when i screw up try to look over it thanks. Ok my problem is i bought a conversion kit it did not have instructions thy say thy cant get instructions an i have searched everywhere. I have read thru the forums an see where...
  15. D

    John deere 27c same as 35 travel switch problem

    Has anyone else had to figure out the travel switch on deere excavator made by hitachi I have two sets of wires that it may have plugged into: a blue with small red stripe with a red with small green stripe. these seem to come off a larger harness then a blue with yellow stripe and a black. The...
    • dmason320
    • Thread
    • hitachi john deere john deere 27 john deere 27 electrical schematic john deere 35 john deere 35 schematic travel switch
    • Replies: 19
    • Forum: Excavators
  16. D

    new ingnition switch won't work

    I have john deere 27c it is the same as hitachi 27 u,35u and john deere 35. It can be started with a screw driver, there is nothing left in the lock cylinder. I ordered a hitachi key switch (6 prong) and it was an exact match. installed it and the engine would crank but not start. put the old...
    • dmason320
    • Thread
    • hitachi hitachi ingnition switch ignition switch problem ingnition switch john deere new inginition switch won't work
    • Replies: 11
    • Forum: Excavators
  17. B

    Hitachi EX150LC Issues

    Hi all, I just acquired an EX150LC Hitachi, and I'm losing substantial amounts of hydraulic oil through the swing motor (bleeding through to the turn table ring gear). I will be pulling the swing motor tomorrow, figuring it is a seal of some sort. There is no differential oil showing on the...
    • Bruce Hill
    • Thread
    • ex150 hitachi hydraulic oil leak leak oil swing motor
    • Replies: 29
    • Forum: Excavators
  18. T

    Hitachi Fuel Filter Bleed

    It is the EX60LC with the Nissan diesel engine. It has been an excellent piece of equipment, especially after converting the mechanical thumb to a hydraulic version. This morning I changed the oil and filter then greased it up in preparation for digging a few stumps tomorrow. After putting a...
  19. L

    Hitachi

    I have recently bought a second had Hitachi EX33 (V I think, hard to read plate) Apart from move it to shelter under the trees It crawls slower than what I would have expected, (I previously had a 3.5T IHI so a little experience) I have not used it until today when this problem surfaced. I did...
    • Liamg
    • Thread
    • ex33 hitachi loosing revs stalling motor
    • Replies: 3
    • Forum: Excavators
  20. D

    hitachi ex60 urg swing box

    Looking for a used swing box. Or rebuild what we have. We have a parts manual but could use a service manual. Also part numbers seem to vary widely from out parts list numbers ??? Anybody have a service manual that we could get a copy? Also a little confused on ex60-1 to ex60-5 whats the...
    • danonanno
    • Thread
    • hitachi service manual swing problems in excavators
    • Replies: 11
    • Forum: Excavators
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