Retail Petroleum Equipment
5 Central Illinois Manufacturing Company Rev B March 2006 Pha s e Sepa r a t i on Gu i de l i ne s Ethanol-compatible water detecting paste should be used to test your tank for Phase Separation. During the first 48 hours from conversion, the tank should be tested at regular intervals. Immediately stop the sale of the product if a phase separated layer is de- tected. Check product quality at the nozzle for clarity. Hazy or cloudy product indicates the presence of a phase separated layer. Determine if water has leaked into the tank or if a recent delivery was contaminated. Immediately call your fuel supplier to analyze the fuel and take appropri- ate action. Pump off the phase separated layer and dispose of the product in accor- dance with local, state, or federal regulations. Deliver sufficient enriched ethanol-blended gasoline so as to fill the tank to 90% of capacity and to the right octane level. This will minimize the effect of any residual water. Install new Bio-Tek ® Alcohol Monitor Filters. When delivery is complete, purge all island pumps until the product is clear. After gasoline from all dispensers is checked and found to be clear, the product may be sold. If there is a Bio-Tek ® Alcohol Monitor filter installed and the fuel flow slows to 2 GPM or less, immediately check for Phase Separation. “ Storage tanks that were lined with epoxy or polyester coatings before 1980 may not be suitable for ethanol-gasoline blends.” Remove water BEFORE it becomes a problem! Design and follow a Daily Maintenance Program Equipment & Tank Construction For Ethanol Blends up to E10 Equipment such as nozzles, hoses, and meter seals have long been compatible with gaso- line ethanol blends and it is unlikely that they would need modification. Very old submersi- ble pumps could require replacement of impellers or seals. Although this is rare, if any doubt exists as to the compatibility of these units, the manufacturer should be consulted. Determine the type of tank that will be used for storage of the ethanol-gasoline blend. Mild steel tanks are completely satisfactory. Fiberglass tanks manufactured by Containment So- lutions, Inc. ® and by Xerxes ® Corporation carry the same standard warranty for 10% ethanol blends as for gasoline. To be sure, contact your tank manufacturer. Storage tanks that were lined with epoxy or polyester coatings before 1980 may not be suit- able for ethanol-gasoline blends. Since 1980 several satisfactory linings have been devel- oped. If there is any uncertainty about the age and type of lining, contact the lining manu- facturer before conversion to the ethanol blend. www.containmentsolutions . com Containment Solutions Inc. ® recommendations for Ethanol Storage Online at: www.eere. energy.gov/afdc/ e85toolkit/ conversions.html Owens-Corning ® Fiberglass Corporation before December-1994
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