Caterpillar heavy equipment users report structural and hydraulic reliability issues, including failing track motor hose couplings requiring aftermarket conversions and loader arm cross beams...

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    "summary": "Caterpillar heavy equipment users report structural and hydraulic reliability issues, including failing track motor hose couplings requiring aftermarket conversions and loader arm cross beams cracking across multiple fleet units.",
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      {
        "url": "https://www.reddit.com/r/heavyequipment/comments/1xaz4m6/comment/19re9loz1lepw/",
        "depth": 0,
        "score": 8,
        "author": "Trade_Digits",
        "excerpt": "Easy peasy. Accessory belt is loose and slipping on the pulleys. I see it every single day at work.\n\n Edit: adding to this, go make sure the A/C isn't locked up and after that check the other pulleys also. If all are spinning then 100% just a worn out belt or slack adjuster.",
        "posted_at": "2026-10-20T18:03:22.000Z",
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        "score": 3,
        "author": "734532",
        "excerpt": "Auxiliary belt if it's that squealing.\n\n Good machines in the whole, just a shame about the hoses going to the track motors. We have done the conversion to proper fittings now as those pull, push, piss ones just loved to fail. Also worth welding a gusset or two on the cross beam of the loader arms at the front if you're going to be doing heavy work, all 6 of ours have cracked and been repaired.",
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        "author": "someguy1886",
        "excerpt": "Let it idle and open the back door. That’ll give you a better location than us just speculating.",
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        "excerpt": "That is the sound of money getting ready to leave to the cat dealer.",
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        "author": "KdF-wagen",
        "excerpt": "$$$ not ¢¢¢",
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        "author": "CL1Chixiao",
        "excerpt": "If it’s the belt like the comments are saying it’ll be an easy fix - assuming this is a 246D3 they’re right there in front of you when you open the door, under a cover held on by screws.\n\n Admittedly i’ve never encountered belt slippage like this, even on machines with 4500 hours, despite working on these quite frequently.\n\n Be prepared to buy a lot of o-rings for the hose couplings - we get a lot",
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        "author": "i_did_it_for_the_ass",
        "excerpt": "Doesnt sound like belt squeel to me sounds more kike a hydrualic relief valve",
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        "author": "Business_Land_3724",
        "excerpt": "A/C system or the reverse fan trying to spin on start up",
        "posted_at": "2026-10-20T17:57:36.000Z",
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      "[comment u/734532] Good machines in the whole, just a shame about the hoses going to the track motors. We have done the conversion to proper fittings now as those pull, push, piss ones just loved to fail.",
      "[comment u/734532] Also worth welding a gusset or two on the cross beam of the loader arms at the front if you're going to be doing heavy work, all 6 of ours have cracked and been repaired.",
      "[comment u/CL1Chixiao] If it’s the belt like the comments are saying it’ll be an easy fix - assuming this is a 246D3 they’re right there in front of you when you open the door, under a cover held on by screws."
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curl https://signals.autobound.ai/v1/signals/8594a063-5279-54ec-a2ec-5f6f388010c8 \
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