FASS Diesel Fuel Systems
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The new XWS-1002 MUST bus used in conjunction with the PF-3001, the new filters cannot be used in combination with the old style filters.
When replacing the discontinued filters with the new XWS-1002 and PF-3001, the XWS-1002 will now be placed on the pressure side of the pump and the PF-3001 will be placed on the suction side.
PLEASE SEE THE LOCATION DIAGRAM ON THE NEW FILTERS FOR PROPER FILTER PLACEMENT!