Exchange announces complete ration card outage Published March 9, 2011 By Exchange Europe Headquarters Office of the Chief of Public Affairs MAINZ-KASTEL, Germany -- The Army and Air Force Exchange Service has a scheduled system outage that will impact the ESSO fuel ration card system for Germany 5-10 a.m. March 13. Between these hours, customers in Germany will not be able to purchase fuel at exchange gas stations or use their fuel ration card to purchase rationed fuel at ESSO stations off base. The exchange will also not be able to issue or replace fuel ration cards, perform balance or ration inquiries or add money to fuel card accounts. Customers should plan accordingly and fuel up or perform any card activities prior to the outage. The outage is necessary to reset the Exchange computer mainframe system clocks and perform critical system maintenance and software upgrades. For more information, call Exchange-Europe, at 06134-715-103 or DSN 314-334-2873.