Important considerations when changing fuel types – Gasboy Atlas Fuel Systems Site Prep Manual User Manual
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MDE-4333E Atlas Fuel Systems Site Preparation Manual · November 2011
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Plumbing Requirements
Site Preparation
Important Considerations when Changing Fuel Types
Certain special alternative fuels such as E85 and additives can degrade pump/dispenser
performance or integrity if the dispensers are not designed for use with such fuels.
Additionally, converting to certain standard fuels (gasoline, diesel, kerosene, and so on)
from alternative fuels such as those with ethanol (E85), methanol, or Biodiesel or from
alternative fuels to standard fuels can degrade dispenser performance or integrity. Similar
effects can also occur when converting units to different standard fuel types. As per UL
87A requirements, nozzles dispensing E85 fuel must not be used to dispense any
other type of fuel such as Gasoline.
Leaks and potential environmental hazards can result or components may fail prematurely.
To avoid these issues, follow the guidelines in this section.
WARNING
Follow the guidelines given below when changing fuel types for a pump/dispenser or using
alternative fuels or fluids.
• Verify with your Gilbarco ASC or Distributor if the fuel which you will be using is
compatible with the pumps/dispensers to be dispensing the fuel.
• For flexible fuel dispensers, do not use standard hydraulic parts used in other Gilbarco
pumps/dispensers for service parts in these units. Standard dispenser parts may not be
compatible with fluids.
• Biodiesel fuels must be of ASTM standards for Biodiesel fuels. Mixes of diesel with
cooking oils, other plant or animal derived oils, and so on are not considered Biodiesel.
Use of such mixes may void warranty on the hydraulic components of the unit.
• Review the latest copy of the unit’s warranty statement regarding the use of fuel.
• Certain fuels (especially fuels enhanced with alcohol) when first used in tanks previously
containing a different fuel may clean out the tanks and force a large amount of
contaminant into the dispenser. Other than abnormally clogging filters, this large quantity
of contaminant may damage certain dispenser components. Do not run units without
filters at such times. It is normally required that tanks and lines be cleaned of all water,
sediment, and contaminant prior to such conversions to minimize potential
pump/dispenser downtime or damage. Damage to hydraulic components from
contamination when not using filters is not covered by Warranty. Consult your ASC or
Gilbarco Distributor for recommendations.
• Do not use any equipment that was formerly used to store or dispense any other fuel or
liquid with DEF. Dispensers designed for use with DEF must only be used with DEF.
• Do not use Prover Cans meant for engine fuel with DEF or vice versa.
• Although conversions from one fuel to an equivalent fuel (for example, from another
supplier) generally do not create issues, it is recommended that after making any fuel type
conversions (refer to the above warning), all units be visually inspected for leaks two days,
one week, and one month after fuel conversion. Have your ASC repair any leaks found.
This must also be performed for standard fuels when significant new additives are
incorporated.
The above guideline does not apply to Flexible fuel model dispensers.
IMPORTANT INFORMATION