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  1. Rain Man

    diesel fuel filters

    Here is our 2-stage system with vacuum sensor and electric pump for fuel polishing:
  2. Rain Man

    diesel fuel filters

    In our 2-stage system we are running a 30 micron primary and 2 micron secondary.  There is, of course, much debate about the correct staging in such a system.  5 micron for a single filter sounds reasonable but you may need to carry spares. The 2 micron filter is physically much smaller than...
  3. Rain Man

    diesel fuel filters

    One more convenient thing to put in your fuel filtration system is a vacuum detector.  If the filter gets dirty the fuel pump will create a partial vacuum trying to suck the fuel through it.  You can see at a glance that your filters need changing.
  4. Rain Man

    diesel fuel filters

    If you are making changes, and time and money is no object, consider putting a two stage Racor system in.  The big advantage of this is that you almost never need to change the filter on the engine, since the two-stage will remove virtually all the gunk before it can get to the engine filter. ...
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