Cummins X15 performance fuel problems, filters plug up very fastt

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by wichris, Feb 5, 2019.

  1. bigguns

    bigguns Road Train Member

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    Can you post a picture of it?
     
  2. bigguns

    bigguns Road Train Member

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    Why not install a regular filter head with a FF202 filter? It is a large filter with a 20 micron rating. It should do all you need without any problems. If the problem persists the fuel is to blame.
     
  3. lowlife

    lowlife Bobtail Member

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    Does it have a restriction gauge if so what’s it run with new primary filter? I have a signature 600 and went from a 10 micron to a 20 in the winter because I had problems getting it started when it was cold and it didn’t matter how much additive or #1 I had in it just to much restriction.
     
  4. Hegemeister

    Hegemeister Road Train Member

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  5. Robertm

    Robertm Bobtail Member

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    Try a racor R61691P I switched to those I get 15k with no trouble could not get 11k on a paccar filter they are only around $20 also same filter just better quality in my opinion
     
  6. Hegemeister

    Hegemeister Road Train Member

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    Just reached 20k and the filter is doing great.
     
  7. RollinThunderVet

    RollinThunderVet Heavy Load Member

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    Hes not lying. It's something with the new performance series x15, with the stock filter.
    I have an 18, 525 PS and mine last about 10-12k. Every dealer, and even Cummins, says 30k is the minimum it should be going.
    Of course no one wants to pay to fix it.
     
  8. Hegemeister

    Hegemeister Road Train Member

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    I substituted a K37-1012, 30 micron and it lasted to the next PM, 20k. All is good.
    Nothing to fix. Just change the part number.
     
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  9. Goodysnap

    Goodysnap Road Train Member

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    I've said it before , and here it goes again..........


    The fuel systems have tighter tolerance than ever before. Fuel needs to be clean down to 5 micron. Which means filters will plug faster. Nature of the system at hand. Its either change filters or change injectors.

    The only way to get more time is to increase capacity/size of the filter. Increasing OE side micron will help some as we allready touched on.

    No one to blame......just how it is.
     
  10. Cat sdp

    Cat sdp . .

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    Then the manufacturer should say that.......


    They are to blame.
     
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