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  1. LACHAU

    New Holland/Kobelco E70B

    G013 = Governor motor disconnection.
  2. LACHAU

    Hitachi ex120-5 slow hydraulics (limp mode)

    According to the photos you provided, your device is for the Japanese domestic market. I see you registered with the forum as you are in Washington. I didn't know there were Hitachi excavator for the Japanese domestic market in Washington!
  3. LACHAU

    Hitachi ex120-5 slow hydraulics (limp mode)

    To do RETRIAL B you must have a tool called Dr.EX or Dr.ZX. See the attached file for more details. To buy A sensor (angle sensor), let go to Ebay. :p...
  4. LACHAU

    Hitachi ex120-5 slow hydraulics (limp mode)

    Welcome to HEF. I suggest you try as following image attached.
  5. LACHAU

    Sumitomo Case cx235c excavator 1455 fault code

    Welcome to HEF, Hope this is helpful. Good luck.
  6. LACHAU

    Cat 336 hydraulic schematic

    "three_diamond_Industries" looks like the Mitsubishi logo? :) :) :)
  7. LACHAU

    Unusual erratic noise from hydraulic pumps (Hitachi EX300)

    Usually, when you install a breaker, you should install the accumulator with compatible specifications. Otherwise, your main pump will encounter the same situation as you just mentioned because the hydraulic pulses caused by the breaker will create very harmful impacts on the main pump of the...
  8. LACHAU

    Unusual erratic noise from hydraulic pumps (Hitachi EX300)

    In the entire hydraulic system of the machine. Only one component is made of brass. Those are piston shoes. I don't know what the other technicians thought, but for us, when we discovered brass debris in the filter, we had to disassemble the main pump for inspection immediately.
  9. LACHAU

    Sany 26U

    Give up! You must contact Sany's dealer to resolve that password.:(
  10. LACHAU

    Sany 26U

    Have you checked the "FLOW RATE INFOMATION" of optional equipment?
  11. LACHAU

    Sany 26U

    Please try this procedure.
  12. LACHAU

    4 way pattern Changer on my hitachi

    That's not strange! Those are the control patterns of Japanese domestic excavators. H = Hitachi pattern. Y = Yutani pattern. M = Mitsubishi pattern. K = Kobelco pattern.
  13. LACHAU

    John Deere 2154D (hitachi -3 zx250 size with Deere engine) stalling engine when operating hydraulics at low rpm.

    You can completely operate the pump at maximum flow by leaving the torque control pipes capped and the regs will still operate mechanically without risking further problems. note that you should adjust the regulator as I said in post #11 above.
  14. LACHAU

    Hitachi Zx85usb-5a technical troubleshooting manual wanted!

    I will give you Technical Troubleshooting Manual but if your machine shows 1485-04 fault code I think you need the Yanmar 4TNV94L manual due to 1485-04 ~ P0686-04 being engine fault code! Link to download: ZX85USB-5A Troubleshooting Manual
  15. LACHAU

    Next gen 336 vs 336GC vs 336F vs 340??

    Information from the official European caterpillar is here. There are both 336 and 340. https://www.cat.com/en_GB/products/product-comparison.html?productId=114622,114620&type=new
  16. LACHAU

    PC120-6 swing break will not release

    I hope to be helpful.
  17. LACHAU

    PC120-6 swing break will not release

    You are right. "The swing brake solenoid valve" is 04th on the solenoid valve block. By the way, I suggest you carefully check the swing brake solenoid valve's wiring and connector.
  18. LACHAU

    PC120-6 swing break will not release

    You are both right! The Komatsu PC100-6 has 2 switches that affect the "SWING BRAKE" system. One switch is called "swing lock switch", and the other is called "swing lock override switch".
  19. LACHAU

    Case 130c fault code 1113

    Welcome to HEF, P1113 is "Boost temperature sensor circuit high Input". You can refer to the attached file for more details on how to troubleshoot.
  20. LACHAU

    320B governor actuator

    You can try turning the throttle knob while reviewing the operation of the two cables, determining the acceleration cable and deceleration cable for installation.
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