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hydraulic

  1. F

    hydraulic pump question

    I have a John Deere 410g. My pump was rebuilt last year because we (almighty ex didn't do research and blah blah bkah) didnt understand how the parking brake would engage intermittently. Thanks to the forums help I got that fixed by simply adding transmission fluid. So...the pump was rebuilt...
  2. T

    Lull 1044C Series II hydraulics surging/pulsing

    Hello everyone, I have a customer with a 1998 Lull 1044C Series II telehandler. Customer complained of a "Surging" sound every couple seconds when the machine is at idle. When the machine starts up the hydraulic low oil pressure alarm sounds for a couple seconds and then the machine has full...
  3. J

    Excavator humming/buzzing noise

    I just purchased a 2008 JCB 8060 Excavator. Everything seemed normal when testing it out. After having it shipped 600 miles to my house I have started to notice a noise. After it is running for a short time I get a humming/buzzing noise that seems to come from under the floorboard. The tone...
    • Jessie H
    • Thread
    • buzzing excavator humming hydraulic jcb noise pump relief relief valve
    • Replies: 0
    • Forum: Excavators
  4. G

    2012 John Deere 318 D Locked Out Boom/Bucket Functions

    Checked all sensors and switches and everything is functional. Drive and Reverse Functions No Issues. Pressure Test Hydraulic Pump for boom, bucket, and auxiliary which is separate from drive pump and has sufficient pressure (3000 psi +/-). Bucket will curl out but minimal. Boom totally locked...
    • GBGNO
    • Thread
    • 318d boom bucket electrical hydraulic john deere skid steer solenoid
    • Replies: 1
    • Forum: Skid Steers
  5. G

    Takeuchi TL 26 Joy Stick issue

    Hi all I have a Takeuchi TL 26 when I try to turn to the right it’s a struggle it is very sluggish, all of the directions are fine. If I’m backing up it works fine. It only has an issue going forward and to the right. The bucket hydraulics work perfect. Has anyone else had this issue with just...
  6. D

    2000 Caterpillar D4C IIIXL - Our Neighbor added Diesel to Hydraulic Tank

    We have a 2000 Caterpillar D4C IIIXL Hystat and have been doing some earthwork for the neighbor. We left the dozer at his place overnight and the next day he took the liberty of topping off the fuel tank. The problem is that instead of filling the fuel tank, he poured approximately 3 gallons...
    • Dozer California
    • Thread
    • caterpillar d4c diesel diesel in hydraulic system dozer flush hydraulic hydraulic flush hystat
    • Replies: 3
    • Forum: Dozers
  7. H

    Chrysler H-105 Industrial engine?

    Hey all, I'm looking at an Older Skid loader and it has a Chrysler H-105 4cyl Industrial engine, Motor was taken out but they still have it, Said it started to Knock or something... I was told parts are Are available but Expensive, But nothing new to me! Was wondering if anyone can help me out...
  8. M

    stick cylinder

    I am having an issue with the stick cylinder on my excavator, a 12000# Hanix without pilot controls and with a gear pump. If the stick is extended so gravity helps when you pull it in, it moves pretty fast for half the stroke, then pauses for severaI seconds once the stick is vertical. If you...
    • mce5802
    • Thread
    • excavator hanix s&b 30 hydraulic
    • Replies: 41
    • Forum: Excavators
  9. F

    Fiat-Hitachi FB100 backhoe hydraulic problem (?)

    Hello guys, I´m writing from spain, my name is Tomás, and I found this excellent forum searching internet for help with the problem (if it really is one) of my backhoe. It´s a 1999 Fiat-Hitachi FB100 with about 10.000 working hours, and I think this is very similar to some New Holand and Case...
  10. B

    Ford E-350 with ETI Boom Lift repair

    Hey everyone. I'm just starting out in the world of hydraulics but I'm no stranger to tearing apart many things mechanical. I'm not sure if this is the correct location for this topic either, but I'm going to give it a shot. I have a Ford E-350 cargo van with an ETI boom lift on it. I grasp the...
  11. P

    Bobcat T300 Charge pump issues?

    I have a bobcat t300, has several hydraulic issues all seem to be coming from the same main problem. Error codes that sometimes come up on the display are extreme low charge pressure Issues: Issues with the auxiliary hydraulics (not working at all) loader will only lift (wont come back down)...
  12. dozerin

    New technology HBXG Bulldozer launching in India

    Hbxg dozer functions like hydraulic dozers through their feature of pilot joystick hydraulic control and hydraulic direct drive motors. These advanced and latest technology hydraulic dozers equipped with elevated sprocket and Cummins engine for better performance than the other dozer models...
  13. J

    2000 IR blaw-Knox 4410 with ultimat hydraulic oil overheating

    Just bought a 4410 of of an auction and knew it had some hydraulic issues before because it has an added cooler with electric fans and some stuff replaced. When I got the machine it wouldn't even lift the screed so I had my mechanic look at itnamd pump pressure was low like 900. We adjusted...
    • Junker907
    • Thread
    • 4410 blaw-knox hydraulic
    • Replies: 1
    • Forum: Pavers
  14. schreib

    grapple jaw falls back down. Help.

    ASV, HT80, diesel 4 cyl. 80 HP Track loader: I have what I believe are two related problems. 1) When using my grapple the upper jaw floats back down after opening and I have to keep tweaking it back open and 2) just bought a snow plow and find I have to keep tweaking it back into position when...
  15. F

    CAT 257B3 electrical - Front door safety

    I have a 2011 257B3, everything works when the dummy/jumper plug for the front window is plugged in. Once I plug in the connector for the door, nothing works as if its not plugged in ( no hydraulics, wiper etc) no broken wires behind door cover, everything seems to be intact. Any ideas on where...
  16. K

    Case tv380 skid steer

    I was just wondering if someone could tell me how to lift the cab of my tv 380 skid steer. Thanks
    • Kimmy
    • Thread
    • case 380 hydraulic skid steer
    • Replies: 3
    • Forum: Skid Steers
  17. L

    Case 9040B bogs down and kills engine when metering bucket

    I have a Case 9040B that bogs down and kills the engine when the bucket function is activated. Sounds like the pumps are going into full stroke when the bucket is just getting metered. I checked pump2 pressure and the pressure rises up to system pressure when the bucket is getting metered in...
    • Lman
    • Thread
    • bucket case construction hydraulic
    • Replies: 20
    • Forum: Excavators
  18. I

    PTFE/Teflon seals for hydraulic cylinder

    Hey guys long time reader, first time poster. I was wondering if anyone knows of a good source for PTFE/Teflon seals for a piston that came out of steering cylinder for an international 784 tractor.
  19. R

    This JD 450H problem made 2 Deere service managers scratch their heads!

    Out of the blue I started my JD 450H and when I put it in forward it would not move. Same thing with reverse but after a minute of so it eventually started to move erratically. Left track moved right track did not. In about a second the right track moved and the left did not (steering left right...
    • rvn336pf
    • Thread
    • hydraulic problem tracking
    • Replies: 7
    • Forum: Dozers
  20. I

    Komatsu PC 290 - 8 HELP !!!

    I have a problem with Komatsu PC - 290 - 8. While working engine keep stoping after load pressure. Just engine swith off ! engine power is all right. Hydraulic pump was repaired a few days ago, pressures are fine. The computer doesn´s show any error !!! Problem is not constant - power is maximum...
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