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  1. Marcus Marcus

    Why won't my Champion 720A shift into gear?

    My Champion 720A grader won't shift into gear, and the digital display stays blank. The problem gets worse after heavy rain. Could the electronic shifter module be faulty, and where can I find a replacement?
  2. Marcus Marcus

    Why are the steering and dump functions not working on my Komatsu HA270?

    My Komatsu HA270 articulating dump truck was working fine, but after backing up and dumping a load, the steering became very stiff, and the dump function stopped working. What should I check first for this Komatsu HA270 hydraulic problem?
  3. Marcus Marcus

    Why won't the boom lower on my 2004 JCB 214?

    After replacing hydraulic hoses on my 2004 JCB 214 backhoe, the boom will raise but won't lower. The bucket functions normally, and I already bled the boom cylinder. Could trapped air, a blocked hose, or a control valve issue be causing this JCB boom problem?
  4. Marcus Marcus

    Why is my Champion 740 grader moving too fast in 1st gear?

    I have a 1987 Champion 740 grader that seems to be stuck in the high range. The controller shows 1st gear, but 1st is much too fast. It shifts through the gears normally. Is there a high and low range that could be causing this issue?
  5. Marcus Marcus

    What is the best way to repair a broken CAT D5M transmission connector?

    I broke the transmission connector on the back of my CAT D5M FTC. I have a repair plug (4W4293), but soldering 17 wires in such a small space looks difficult. What’s the best way to repair this CAT D5M transmission connector?
  6. Marcus Marcus

    Why does my CAT machine have an intermittent no-crank problem?

    My CAT machine sometimes won’t crank or start, but after sitting for a couple of days, it starts normally. The battery, wiring, fuses, and relays check out, while the diagnostic shows a camshaft sensor abnormality. Could the ECM, starter circuit, or another component be causing this intermittent...
  7. Marcus Marcus

    Why does my Genie GTH-844 crank but not start?

    My Genie GTH-844 cranks but won't start. I have fuel at the front two injection pumps, but nothing at the rear two. Could the EMR-2 governor or fuel pump be causing the problem?
  8. Marcus Marcus

    Why does my Cat 299D2 slow down when hot?

    My Cat 299D2 loses about 30% of its track speed when the engine and hydraulic oil get hot. What could cause the track speed to drop?
  9. Marcus Marcus

    What should I check on a Komatsu D31P-18?

    I'm looking at a Komatsu D31P-18 with about 2,827 hours. What are the common problems or key areas I should check before buying?
  10. Marcus Marcus

    How do I bleed air from the hydraulics on a JD 772A?

    My 1982 John Deere 772A has steering, but none of the other hydraulics work. The pump may have air in it. How can I bleed the hydraulic lines?
  11. Marcus Marcus

    Why won't my Volvo EC20B XTV change track width?

    I bought a used Volvo EC20B XTV, but the track width won't change. The engine loads up when I use the controls, but the blade and tracks don't move. Could this be an electrical, hydraulic, or undercarriage problem?
  12. Marcus Marcus

    Weather-Related Safety Tips for Flatbed Haulers

    usually slow down in bad weather, check the straps more often, and make sure the load is secure before continuing. If the roads get too bad, I'd rather stop and wait it out.
  13. Marcus Marcus

    How Lenders Assess Construction Business Risk

    Usually, lenders look at cash flow and credit history first, along with equipment and current contracts.
  14. Marcus Marcus

    CAT 308C Boom and Bucket not working

    I'd check the hydraulic pump, pilot pressure, and control valve first since the travel and swing still work.
  15. Marcus Marcus

    Where is the rear brake pressure sensor on a Volvo A35E?

    I'm working on a Volvo A35E articulated dump truck. The rear brake pressure gauge keeps moving into the red instead of staying in the green. Could the pressure sensor or wiring be the problem?
  16. Marcus Marcus

    Do You Trust Modern Emissions Systems?

    They can work well when maintained properly, but emissions systems can still cause costly downtime when problems come up.
  17. Marcus Marcus

    Does Komatsu have a service system like CAT SIS?

    I'm looking for Komatsu wheel loader service information. Is there a system that provides service manuals, wiring diagrams, and repair information in one place?
  18. Marcus Marcus

    How can I get an old grader running again?

    I'm finally working on an older motor grader that has been sitting for years. I freed up the engine and want to get it running again. What should I check first before trying to start it?
  19. Marcus Marcus

    How should I mount an IMT crane and outriggers?

    I'm installing an IMT crane and outriggers on a truck. Any simple ideas for mounting the bumper and setting up the hydraulic controls?
  20. Marcus Marcus

    Best Way to Finance Used Heavy Equipment Right Now?

    Get a few quotes and choose the one with the lowest total cost and manageable payments.
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