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hydraulics

  1. A

    2014 Genie 5519 Radiator keeps cracking and blowing out hydraulic fluid

    2014 Genie 5519 Telehandler Bought this lift a couple of years ago.. Has about 1900 hours on the telehandler. Worked fine for a couple of years. Then the radiator/hydraulic cooler cracked and blows all hydraulic fluid out. We had the radiator core replaced and welded, reinstalled and worked...
  2. C

    Cat 215 Hydraulics Weak after 30 mins

    Hello all, First time posting but have been appreciating the forum's knowledge for a few years now. I have new equipment and old, would prefer the older mechanical stuff hands down any day of the week! Spring of 2023 I purchased a 1984 Cat 215 excavator. Serial Number 95Z00796-12Z06465 I am an...
    • chedens
    • Thread
    • cat 215 diagnostics hot hydraulic oil hydraulics mechanical diesel old machine running weak weak hydraulics
    • Replies: 6
    • Forum: Excavators
  3. S

    2 way aux hydraulics on Cat 420D what is needed?

    I have a 2004 cat 420D that came with auxiliary hydraulics on the boom. It also came with a small foot pedal (push switch) with a 2 prong plug in. The previous owner was using it to run a breaker. The question is, it currently only has one way hydraulic flow, what will I need to purchase to...
  4. S

    Using aux hydraulic port to feed EH valve bank for multi function attachments

    Good morning, I have a 2005 cat 420D with aux hydraulics on the hoe end. I currently have the electric foot switch to turn the flow on or off for a hoe-pack or breaker, and 2 lines on the boom. I would like to install a grapple with rotation on it, it has a small electric over hydraulic...
  5. Jrod

    Hydraulic test kit for Volvo ecr58 fittings?

    Hello Gents, Come springtime I plan on pressure testing hydraulics on a 2012 Volvo ecr58. It's my 1st machine ever owned and not familiar with the different metric sizes of these machines. Can any of you seasoned vets out there direct me to 'good' kit to test all the ports on this machine...
    • Jrod
    • Thread
    • hydraulics pressure test volvo
    • Replies: 2
    • Forum: Excavators
  6. K

    Hitachi ex200 hydraulic/engine problem

    My hitachi 200exlc-3 is loaded up on her hydraulic pump with her idled up really high and when I start using the hydraulics the engine wants idle down and shut off I had a scanner plugged into it and was told to change the angle sensor, so after paying 1300 for the angle sensor I changed it...
  7. M

    JD 270 Loader lockout

    My work has a JD270 and I had the brakes lock up on me, bypassed that with a switch, the loader worked after the repair, another worker worked on the skid steer and now the loader wont work and we can’t figure it out, the pedals were locked out, I bypassed the pedal lockout but the loader still...
    • Mahoman
    • Thread
    • 270 hydraulics john deere skid steer
    • Replies: 0
    • Forum: Skid Steers
  8. T

    ASV R265 hydraulic whine

    Morning all. I have an ASV R265 with 1200 hours on it. The hydraulics is starting to whine when the oil warms up. This occurs when you are idling. If you go to drive, ie: push the stick forward very slightly the whine goes away. It's like the bypass valve is 'squealing' not the best description...
  9. MikeRandazzo

    Link Belt 160lx hydraulic issues

    2004 link belt 160lx excavator S/N K2J16053 4,300hrs Two days ago, machine ran great, good power, all functions worked as they should. By the end of the day I noticed the stick (dipper) function slowed down considerably. I shut the machine down for the evening and returned to job the next...
  10. MikeRandazzo

    Link Belt 160lx hydraulic issues

    2004 link belt 160lx excavator S/N K2J16053 4,300hrs Two days ago, machine ran great, good power, all functions worked as they should. By the end of the day I noticed the stick (dipper) function slowed down considerably. I shut the machine down for the evening and returned to job the next...
  11. S

    Joystick Controls All or Nothing

    I’m working on a Linkbelt 130 X2 excavator (13005NJHEX1288) The machine tracks fine, but the boom down joystick control doesn't work, but all of a sudden, randomly will. When the function does work the boom goes down at full speed/force. You can’t ease the control. All joystick controls...
  12. G

    1996 Jd 8875

    Just purchased a 8875. Does this machine have continuous hydraulics installed to run attachments??
  13. Garrett Ahlf

    2011 John Deere 310J All Hyrdaulics Lost

    2011 John Deere 310J S/N 1T0310JXAB0201801 New to the Board I own a small equipment rental company in CA and searched for the solution to my problem and it led me to these forums. I have seen similar issues but mine seems to be a little more unique (I believe). Customer of mine was using the...
  14. S

    Kubota K008-3 Help!

    Kubota K008-3, 2012 mini excavator started having arm movement issue without cause. Everything works well except right hand forward (Main Boom down). No power there. Barely moves now. What should I be looking at?
  15. M

    M1090 Dump truck

    I have an M1090 dump truck. The PTO switch will not stay engaged (lit up) after 2 or 3 times raising the bed. Sometimes the switch wont even light up or engage. I am getting power to the switch. The fan also wont engage for cooling the hydraulic system under the bed. Could this be due to...
  16. O

    Case 1840 right side half speed in forward only.

    This is my first post so let me know if this is in the wrong place. I just picked up a case 1840 with around 1400 hours. Everything seems to work how it should other than the right side moves significantly slower than the left in forwards only. In reverse everything seems to work how it should...
    • OMH
    • Thread
    • 1840 case case 1840 hydraulics m91
    • Replies: 2
    • Forum: Skid Steers
  17. C

    302.7d solenoid problem

    Ordered part number 3860880 $744 non returnable/no warranty from CAT solenoid and before I put it on, I’m looking for some advice. What causes a solenoid to fail? I don’t want to put it on and it fail in 20 minutes because there is really another underlying problem. “Replacement pressure relief...
  18. G

    JD 490D Main Pump Regulator Spools

    Hello, I've got an old 490d on my farm and it's been having hydraulic issues. The machine bogs down and starts billowing smoke when you try to run it. If the controls stay below half stroke it seems to run a lot better and the rpms keep up the second you call for full stroke it bogs the motor...
    • Grant Eckard
    • Thread
    • excavator hydraulic pump hydraulics sluggish spools
    • Replies: 1
    • Forum: Excavators
  19. B

    John Deere 310SG Hydraulic Gremlin

    So I have a JD 310SG that has me lost. Been chasing the problem for awhile and cannot figure it out for the life of me. The problem is Ill run my boom up and whenever I run another function the boom just stops then as soon as i let got of that function the boom runs like normal. It also does...
  20. CATGIL

    2007 Terex 760B Outriggers both lower at the same time - Help

    New Cat guy here. I'm out in the field making friends and working for my customers. I have a gentleman who has a 2007 Terex 760B backhoe and his outriggers lower both at the same time. He is frustrated and wants it fixed. He says they are supposed to work independently. There are 2...
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