>I did a Google search and only turned up links back to Belgoes. I
have also searched under fuel polishing and fuel pumps without
success.
>I also was searching for GulfCoast filters and could not
find any link there either.
****Contact Walbro, ask them for a local distributor.
>At the West Marine site I found a Jabsco Vane Puppy pump that is
touted as a fuel transfer pump. At 5 gallons per minute that is 330
per hour whereas the KR12-40 was only 40 per hour. What do you think,
would the Vane Puppy be sucking fuel through the filters too fast for
effective polishing?
**** For recirculation filtration the FASTER the flow through the filter
(not lower retention rating) is BETTER.
Vane Puppy's impeller is not chemically compatible with fuel oil. Diesel
oil will make the vane swell on long term service - the vane will stall
and the motor will seize. Choose ONLY a pump that has a EPDM
(EthylenePropyleneDiamineMonomer) impeller and seals.
>Any advice and sources for equipment for fuel polishing would be much
appreciated.
**** Gulf Coast Filters - ancient technology, crappy products.
Stay away from filters that use toilet paper and rolls of paper towels -
are snake oil. Toilet paper, etc. will digest in the presence of water
emulsion or free water. These filters will UNLOAD debris under
increasing operating differential pressure. The 'sealing' method for
toilet paper and paper towel rolls is by using a compression cup or
knife edge seal that 'bites' into the end of roll - these filters bypass
debris at the 'seal'. Sometimes they seal, sometimes they dont.
**** Try to find an 'industrial' filter company or distributor who will
supply a resin bonded cellulose media of 2.5" dia X 10 inch long filter
cartridge in either depth media ... or better - expanded surface area
pleated configuration. Choose a (documented) retention rating of at
least 15-20 micrometers at least 80% removal efficiency. Reason 1: the
flow rate is MUCH faster with LOWER operating pressure drop; result:
tank turns over FASTER (more efficient total removal .... that will
approach in-the-tank sub-micronic levels in relatively short time
because a pleated filter will have much less resistance to flow). Reason
2: the retention is consistant vs. increasing dirt load and differential
pressure; there is NO consistant removal rating on 'toilet paper' ---
every damn paper mill is 'different'. The deposition of debris on a
toilet paper roll or Hand towel roll is primarily on the surface ....
and the surface area is small in comparison to an expanded surface
pleated filter.<!-- ~MESSAGE_AFTER~ -->
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