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  • Egg shaped holes on hitch

    Posted by Scott on July 31, 2012 at 10:21 pm

    My reciever hitch on the coach has the pin holes egg shaped. Now my tow car bangs back and forth when I brake. Can this be fixed somehow? I think the hitch is welded on so I don’t know if it could be cut off and another one welded on or if the holes could be welded shut and redrilled. Lastly can you weld on that hitch without ruining something in the electrical system?

    Archived replied 14 years, 1 month ago 4 Members · 5 Replies
  • 5 Replies
  • Archived

    Member
    August 1, 2012 at 7:11 am

    You can weld on our coaches, but you have to disconnect all electronics such as the DDEC and transmission ECUs. It would not be a bad idea to do the same with sensitive house electronics.

    I don’t know if you saw the red flags, but I sure did. If your hitch holes are elongated that tells me some serious weight towing was done. Our coaches have towing weight limits and they may have been exceeded. For peace of mind I would take the coach to Prevost as soon as possible and ask them to do a detailed inspection of the rear structure looking for cracks or weld failures. Our hitches are attached to the engine cradle and if that or its supporting structure should fail there will be serious consequences.

  • Archived

    Member
    August 1, 2012 at 12:46 pm

    Jon’s usually correct (and may be this time), but I wouldn’t be too alarmed. I’ve encountered the same problem with my coach.

    First, the hitch is bolted on and can be removed fairly easily for repairs. After having broken a couple hitches on my 8V92 equipped coach and findind the hole problem on my S60 coach, I elected for safety sake to replace the hitch. The S60 design appears superior to the 8V92 design (so I’m not sure replacement wasn’t an overkill) but I had my hitch shop weld a 3/4″ thick extension on each side of the pin holes to spread the pin load over a larger area on the new hitch before installation. If you don’t replace the hitch, do check carefully for broken welds, particularly around the receiver. Obviously, you’ll need a longer than normal pin and I keep my pin lubed with wheel bearing grease.

  • Bob

    Member
    August 1, 2012 at 2:46 pm

    What do you mean, Jon’s usually correct ??

    When he tells me he leaves the stop lights in town burning rubber from the drive tires, I go for it !!!!!!!!

  • Archived

    Member
    August 1, 2012 at 4:27 pm

    Actually the burning rubber is from the Hummer (toad) with its parking brake on.

    That actually made my hitch pin hole egg shaped.

  • Jim

    Member
    August 1, 2012 at 9:26 pm

    I never looked at it that close. Guess I assumed it was welded on. I’ll check it.

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