Semi trailer sliding axel manual

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by vaseag, Nov 19, 2023.

  1. vaseag

    vaseag Bobtail Member

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    I work on Benson 524a with sliding axle trailer ... There's so many valves so I'm lost ... I'm an 1year mechanic so I still learn ( if you don't know you don't know [​IMG] ) so I can't find much info on Internet ...

    Does any body have manuals (lessons) on how it's wired or manual I can learn from on how all kinds of valves work .. ( then they open close )
    On this trailer even the leveling valve with dump is working in reverse [​IMG]
     
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  3. JB7

    JB7 Heavy Load Member

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    tel:+18008446226 Benson Trailers - Southland Transportation Group
    Call them and maybe they can send you something. Keep in mind that Benson makes the trailer and adds someone else's air brake system such as Bendix or another manufacturer. There is plenty of info or videos online. There is one video with a complete working air brake system attached to a wall. Do a search such as tractor trailer trailer leveling valve diagram.
    You may want to try switching the lines on the leveling valve.

    Bendix Online Brake School | Bendix Commercial Vehicle Systems
    There is a Thank/thumbs up on the lower right of any response.
     
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  4. JB7

    JB7 Heavy Load Member

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    See 2 attachments. They have air line routing for leveling valve with dump.
     

    Attached Files:

  5. Last Call

    Last Call Road Train Member

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    Kyle G. Thanks this.
  6. Kyle G.

    Kyle G. Road Train Member

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    I wonder why expedite it never posts anymore. His profile says he was last logged in monday, but hasn’t posted anything in a couple months. I wonder if the mods took away his ability to post new threads? I miss him... LOL
     
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  7. Last Call

    Last Call Road Train Member

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    Ya know Kyle I kinda miss him too and he would be a great wealth of knowledge in this thread
    You reckon we should send out a search party ?
     
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  8. REO6205

    REO6205 Road Train Member

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    As far as I can tell he can still post if he wants to. Maybe he just doesn't have anything to say.
     
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  9. Kyle G.

    Kyle G. Road Train Member

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    Yeah right! LOL!
     
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  10. Kyle G.

    Kyle G. Road Train Member

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    Wouldn't do any good as the entire search party would likely already be on his ignore list.
     
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  11. REO6205

    REO6205 Road Train Member

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    No, really. We have quite a few long term members who never post anything unless it adds something to the conversation or somebody asks them a direct question. A few of them never post at all.
     
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