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electric problems

  1. M

    Liebherr R912 Litronic slow down

    Hello to everyone I have problem with Liebherr R912 Litronic, it slow down, no electric curent on pump, once it burned fuse for pump angle regulation, replaced fuse but not working, check all wires and all good, RPM sensor also good, it works sometimes good, and than stop, than again work, and...
    • Milos 123
    • Thread
    • electric problems electronic box excavator liebherr pump valve controller
    • Replies: 2
    • Forum: Excavators
  2. bubba327

    CAT 247B

    I have a cat 247b and my switch for my aux hydraulic on my joy stick doesn't work properly. If I push the button in the up direction you can hear the machine "bog down" as in the switch is working. Once I push the switch in the down direction I get nothing. In other words if I have a grapple...
    • bubba327
    • Thread
    • aux hydraulics cat 247b electric problems skid steer
    • Replies: 3
    • Forum: Skid Steers
  3. C

    310sk starter relay wiring

    Well I had a bit of a mouse issue. It ate multiple wire down to basically nothing. Now the 310sk wont start but i am getting power. Found that the starter relay was also ate. How do i re wire it? Its a four post and the bigger wires are not messed up. Its the two smaller ones. Will include...
  4. G

    Jcb js160 ecu

    Anyone familiar with the electrical side of a jcb js 160? Had one that was running and operating then just lost all hydraulic control won’t track won’t do anything. Cut the machine off check fuses. The fuse for battery to ecu was blown. Replaced fuse as soon as the machine cranks and runs it...
    • Gsdiesel
    • Thread
    • ecu electric problems excavator help help electrical jcb 160
    • Replies: 0
    • Forum: Excavators
  5. S

    John deere 320d won't crank

    320d skidsteer was running perfectly. Parked it for 35 days while out on fire's. When I tried to start it, battery was low and council lights came on but shut off when key was turned on. I charged the battery, still nothing. I connected a start cart to jump battery and still nothing. Cleaned...
    • Steel Horse
    • Thread
    • 320d skidsteer electric problems starter will not engage
    • Replies: 4
    • Forum: Skid Steers
  6. L

    2020 Cat 299D3 XE AC compressor not getting power

    Hey guys, I’m new to this forum and I ran into some issues with my ac compressor. I’m not getting any power supply to the compressor or the pressure switch and relay on my cat 299 D3 XE. I have power coming to the fuse box on both fuses which are 20 amps but not directly to my ac compressor. I...
    • Loz2105
    • Thread
    • ac compressor caterpillar 299 d3 electric problems
    • Replies: 21
    • Forum: Skid Steers
  7. B

    Hitachi ex120-3 hydraulic problems

    Hi everyone I have been working on a mates hitachi ex120-3 it originally had very hydraulics when cold found the p sensor wires were broken fitted a new plug and repaired checked all the wires as per the manual all ok replaced a broken sensor on the shuttle valve it was broken off once I fixed...
    • Ben lyall
    • Thread
    • electric problems hitachi 120-3 hydraulis slow
    • Replies: 4
    • Forum: Excavators
  8. H

    2015 Cat 259D FTL05630 Parasitic Draw

    Having a parasitic draw on my battery. I replaced the key switch because it was very loose and thought it was leaving the power on. Any suggestions on where to start looking for issues?
  9. S

    1985 Champion 720A Motor Grader

    Problem: 1985 Champion 720A motor grader when I turn on the isolation switch, the control/gear box lights up on the display and it won’t start. Before I started working on it, the grader kept stalling when in operation giving me error codes 2.7 (No power to solenoid circuits) and 4.2 (Neutral...
    • Steve365
    • Thread
    • champion champion 720a electical electric problems electrical diagnostics electrical system motor grader
    • Replies: 0
    • Forum: Motor Graders
  10. Rhinovangogh

    Case 850B Electrical issue

    Hi, anyone know what is going on? I got new lights for my Case Dozer. 1. The original front lights work fine and I simply pigtailed in to the front harness in close proximity to the front lights to push24 volts to the roof lights. 2. Their are six total 12-24 volt mounted (two rearward facing...
    • Rhinovangogh
    • Thread
    • 24 volts electric problems lights
    • Replies: 7
    • Forum: Dozers
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