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  1. S

    Worn kingpost bushing (?) on pel job 25.4

    Finally took it apart. There was wear in the kingpin and bushings were a little worn too. Ordered new kingpin. Please see attached sketch. The king pin is 60mm diameter and 415mm long. Does anyone know what the easiest way to get out the top bushing would be?
  2. S

    Worn kingpost bushing (?) on pel job 25.4

    Hi all, I have a lot of play on a 2.54t mini excavator jib. Does anyone know if there is a bushing that can be replaced or does the whole housing have to be rebored? Haven't taken jib off yet.
  3. S

    Final drive on track excavator

    80/90 gear oil for sprocket / gear drive?
  4. S

    Final drive on track excavator

    Fixed by a guy who knows his way around drive motors. Would anyone know what the specified gear oil for the bearing side of track drive motor for pel job 25.4 is?
  5. S

    Final drive on track excavator

    Thank you all for responses. Drive manufacturer is Nachi. I need to get answers to the questions you have raised above. Again thank you. I will post again shortly.
  6. S

    Final drive on track excavator

    Did it as benchwork. Pel job 25.4. Everything went back as it came out. It seems bound up. The other track is turning fine so shouldn't be a pump issue. I'm likely overlooking a common pitfall. Thanks for the feedback john c & funwithfuel
  7. S

    Final drive on track excavator

    Took apart the hydraulic side of the final drive on my mini excavator to examine a cracking noise. The noise was likely coming from the main bearing side. Anyhow, everything went back as it came apart but the drive does not turn now - it did beforehand. Is there a priming mechanism , presumably...
  8. S

    loss of control to levers and tracking / track excavator machine

    I've exposed the oil pump by taking out the diesel tank. Would anybody know the easiest means of determining if the pump is working? There is no hydraulic power to rams / tracks / blade. Grandkobleco you make a good point about the electrics at the bottom of the safety lever. If I can rule out a...
  9. S

    loss of control to levers and tracking / track excavator machine

    Pel Job 25.4 (mini excavator). The engine will start fine and it will rev up + down. However, the control levers have gone dead and it is also not possible to track. Seems like a total loss of hydraulic power. Checked fuses and none are blown. Anyone come across this or similar in a small track...
  10. S

    New test!

    test
  11. S

    How does a cushion bowls work?

    test
  12. S

    Whats the craziest thing you have dug up?

    test test
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