• Thank you for visiting HeavyEquipmentForums.com! Our objective is to provide industry professionals a place to gather to exchange questions, answers and ideas. We welcome you to register using the "Register" icon at the top of the page. We'd appreciate any help you can offer in spreading the word of our new site. The more members that join, the bigger resource for all to enjoy. Thank you!

Search results

  1. B

    Cat 416b backhoe

    Good day, Just want to give an update on the issue with cat backhoe and how the fix went, so has i mentioned the bucket would only lift half way with full throttle, removed valve body replaced all orings most were still good, the culprit though was this valve, now you say the orings are good and...
  2. B

    Cat 416b backhoe

    Ok so wondering about that the valve #23 one has a little play and can hear the ball the other has nothing and sticking g when shaking, and for the other orings was at cat today to get them and like always they have nothing in stock, I do have both check valves on order and plan on replacing...
  3. B

    Cat 416b backhoe

  4. B

    Cat 416b backhoe

    Good day, have had the cylinders rechecked and the guy says that they are good did the presure test on them he said and are good, So back to the valve banks for the lift loader have checked all seals and seam fine just replaced orings in the lift leaver to make sure but the check valves orings...
  5. B

    Cat 416b backhoe

    Yes I have messaged the guy checking them he he's let me know the ones he checked is fine and checking the other one now to confirm both are working
  6. B

    Cat 416b backhoe

    From what I have checked if you look at the diagram # 17 the spring on both the lift and tilt when I pull the valve they both have no pressure on them when I put the plug back in now not sure but I am wondering if the spring has collapsed and the valves not working right.
  7. B

    Cat 416b backhoe

    I have also check the cylinders my self before thers was no obvious signs of any oil leaking from the cylinder they was complete dry and clean, to my knowledge if oil was leaking from the cylinder you would have leaking oil sign from the cylinder, would i be wrong there
  8. B

    Cat 416b backhoe

    Yes with the engine fully reved up when you pull back the leaver to lift it would lift half way but you could hear the oil bypassing back to the valve with the leaver all the way back, I didn't test the cylinders my self the were done by another mechanic and he said they were fine,
  9. B

    Cat 416b backhoe

    No it dont the only way I can get it to lift half way is by having the rpm up
  10. B

    Cat 416b backhoe

    Yes im sure the cylinders are working fine e no blow by, I will post pictures tomorrow when I get a chance
  11. B

    Cat 416b backhoe

    Yes have checked the cylinders seam to be good, Also yes all other functions work fine bucket tilt and backhoe, have the hydraulic valve off now and checked the two lower valves and i notices one of them had a lot more play on the check valve, would that make a difference?
  12. B

    Cat 416b backhoe

    Good day looking for advice on a 1993 cat backhoe, the front bucket won't lift have removed all valves to check for blown orings, they all look good could someone help me with finding the cause because at this point im stumped at this one, I found if I give e it fuel it would lift half way and...
Top