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  1. R

    2014 Komatsu PC 138 will not restart once engine is hot

    Hello. Check hydraulic pressure after you worked for some while. Komatsu sometimes has a problem that pump is activated, starter cant get up to speed cous of the load from the pump. It should not be mor than 70bar/7MPa in neutral position
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    Hitachi Dr ZX

    Hello. Can some one sent a download link for dr.zx. thank you in advance. reinis.zelneronoks@gmail.com
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    Powerscreen chieftain 1400

    Hello. Going to check Powerscreen Chieftain 1400, 2005 year, before buying. Maybe somebody has an experiance with this kind of machine, any advice what to look for, what are the weaknesses. Machine is in auction lot, so it cant be tested in production. Thank you in advance.
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    Case CX 240 Hydraulic engine stall

    I might be wrong but usualy there is one relief valve for boath pumps.
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    Case CX 240 Hydraulic engine stall

    At first you should check main relief valve cous reliefe pressure is 4980 psi (Im used to metric, at first thoug that the pressure is ok). Check that the orfice is not cloged, and the neadle is not worned out. Cous pump starts to reduce flow when it reches aprox. 4600 psi if it cant reach it the...
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    Case CX 240 Hydraulic engine stall

    Hello. But isnt that the pump has only one solenoid on the botom of the pump? It is old model for electronicaly controled regulators for the pump. Have you checket the servo pressure on the machine, cous i thik that this pressure switch is only the indication for the loss of servo pressure.
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    Hitachi EX225US hydraulic problem

    Hello. I have a client's excavator for repair, it is 2005 Hitachi Ex225. It had a problem that appeared and diappeared, loud banging noise in hydraulic sistem under pressure and when it happened boom and arm started to shake violent, when under load. Other functions worked properly. I could not...
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    Komatsu PC160LC-7K hydraulic/engine trouble

    Hello. I have had 3 customers with simmilar problem. Long story short there are 2 throttles in midle section of controle valve that drains LS pressure when in neutral possition. They hawe fine mesh filters and when they get cloged, the LS psressure tehe system rises, pump is activated thats...
  9. R

    Kobelco SK200 Language change.

    Thank you
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    Kobelco SK200 Language change.

    Hello. How can i know if i can change language on kobelco excavator? I hawe display with out enter button.
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