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My Komatsu PC220 has a blown pilot hose with a metric fitting on one end and a quick connect on the other. Where can I get one made, or can I replace the quick connect with a standard fitting?

I need to reset the circle timing on my Champion 780 IV, but the circle won't turn and the blade is in the wrong position. How can I rotate it to the correct position?

My Fiat wheel loader won't move in forward or reverse. The transmission pressure stays low even though the oil level is good and the filter has been changed. The transmission is a ZF 4WG120. Is there a suction screen I should check?

Our Cat 12M-2 motor grader has cracks along the bottom of the moldboard and the main support arm. The machine is only about a year old. Has anyone experienced similar Cat M Series grader moldboard cracks?

My Cat 311C excavator starts and runs great when cold, but after a few hours it loses power, bogs under load, and eventually stalls. It will idle fine, but the problem comes back whenever it's working. Has anyone experienced this or found the cause?

I'm troubleshooting a parking brake release issue and have a question about the brake system. Can the parking brake release valve operate independently, or does the secondary brake valve always need to be released first before the parking brake will disengage? Any advice on how these valves...

I'm looking to buy a scraper to speed up moving dirt on smaller jobs. Most of my work involves stripping topsoil and hauling material 500-800 feet. I have an 180 HP Komatsu dozer and a 120 HP dozer, but I'm unsure whether to use a pull scraper with the larger machine or a smaller scraper that I...

My D5M suddenly won't go into any forward or reverse gear. I think I may have lost transmission pressure from the pump on the back of the converter. Looking for ideas on where to start troubleshooting.

My Hitachi ZX210-3LC recently stopped going into high-speed travel mode. The machine still travels normally, but it won't shift into the faster travel speed anymore. I checked the technical manual I have for a ZX200-3, but the setup seems different from my machine.

I am working on a TH360B with a slow boom extension issue. All other hydraulic functions work fine & no codes are showing from the PHS system. Trying to figure out what to check next before digging too deep into it.

My Komatsu sat all winter and now it won't start because the indicator won't show neutral. It only shows F or R on the display. Since it doesn't recognize neutral, the machine won't crank. Thinking maybe a shifter switch, linkage, or electrical issue from sitting too long.