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Recent content by Hogfarm

  1. H

    problem with my thumb

    This sounds kind of embarrassing, but after two days of removing the cylinder and have it tested, then,taking the foot control valve out cleaning and replacing the o-rings.I found the problem. There are two valves on top of my boom for operating the thumb or the hammer. While I was out in the...
  2. H

    problem with my thumb

    I got it figured out, one more question should the boom cylinder be extended or retracted when I check the hydraulic fluid?
  3. H

    problem with my thumb

    I do plan on cleaning everything up before I take it apart, but it is raining today, no rain for the next few days
  4. H

    problem with my thumb

    I know my excavator is a gray market machine. first picture is the serial numbers, second is the valve that I think is bad, it transfers power form the thumb to the articulating boom. I think
  5. H

    problem with my thumb

    I'm pretty sure there is no pressure going to the close position on the thumb, when it step on the foot valve it is just the weight of the the thumb moving it down for a little ways
  6. H

    problem with my thumb

    I have had the cylinder tested at my local hydraulic shop,but have not reinstalled it yet. In my mind there are three components to the thumb operation, the cylinder, the foot valve and the valve that changes it from the thumb to the articulating boom, I have not located that valve yet, it would...
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    problem with my thumb

    I have a cat 308c SR having a little problem with the thumb. With the foot pedal it goes up just fine,going closed it starts to close then stops, I can switch to the articulating boom and that works as it should.I have takin the foot valve apart and cleaned it ,I have removed the cylinder and...
  8. H

    mitsubishi dozer

    I put the thing back together so I could finish the job I was doing, so no pictures yet. I would love to get it fixed correctly, I disconnected the stop solenoid and put a button to kill the motor,I it possible for someone to get me a picture of the timer box?
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    mitsubishi dozer

    I have a mitsubishi BD2H dozer nice little machine, but has developed a little problem.While using it ,it would just shut off, did not matter hot or cold.It would start right back up and run for another 30mins or so then do it again. I unplugged the stop solenoid to finish the job and now after...
  10. H

    Brush Rake for excavator?

    I'm looking to buy a brush rake for my cat 308, are JMA a good choice? what kind of steel do they use in the manufacture. Most of the rake I'm looking at say what type steel they are made of JMA say high quality steel
  11. H

    Cat 308 Boom will not move

    My internet has been out since about 15 mins before the super bowl, but it does seem to work fine, and I'm going to leave it be
  12. H

    Cat 308 Boom will not move

    Well Shane I was able to work on my excavator today. Did what you showed me, things are working excellent. Thank you so much
  13. H

    Cat 308 Boom will not move

    Thank you
  14. H

    Cat 308 Boom will not move

    Can you send me a little diagram? Or should I just start over, hook them all back up then find the 6 hoses one by one?
  15. H

    Cat 308 Boom will not move

    So you have totally by-passed the manifold?
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