AN A320 FUEL LEAK WAS CHKED AND FOUND WITHIN DISPATCH LIMITS BUT IN THE DEFERRED ITEM TEXT THE CHK LIMIT BOX WAS NOT INITIALED. REQUIRED TIME INSPECTION WAS MISSED.

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ON JAN/THU/05; I WAS WORKING GATE X WHEN ACFT X FLT #X (IN) AND FLT #Y (OUT) RPTED A FUEL LEAK BY THE FLT CREW JUST PRIOR TO DEP. 3 OF US IN MAINT; A SUPVR; LEAD MECH; AND I BEGAN THE TROUBLESHOOTING PROCESS TO ISOLATE THE FUEL LEAK. AFTER RECEIVING THE FUEL LEAK LIMITS FROM MY SUPVR; THE LEAD AND I DETERMINED THE LEAK RATE AFTER 10 MINS PER MAINT MANUAL 28-11-00 PAGES 611; 612; AND 613; PROC 4B. REPAIR KEY ITEM #B. THIS INFO WAS STATED IN THE TEXT OF THE WRITE-UP DURING THE SIGNOFF AS WELL AS REQUIRED RE-INSPECTION DATES; TO INCLUDE CURRENT HRS. I WAS NOTIFIED ON MAR/WED/05 AT XA45 OF A DISCREPANCY MADE WHILE CREATING AND SIGNING OFF OF WORK ORDER X. CONCLUSION AND CORRECTIVE ACTION: FROM THE INFO I HAVE RECEIVED REGARDING THIS MATTER ON MAR/TUE/05 BY MY IMMEDIATE SUPVR; AN OVERSIGHT OF AN ENTRY; AN ERROR WAS MADE IN THE 'CHK LIMIT' AREA. THE ENTRY MADE WAS MISSED FOR AN INSPECTION FOR A 2 WK PERIOD. ON JAN/TUE/05 A DIRECTIVE WAS GIVEN TO HAVE THE INSPECTION COMPLETED. A SIMPLE ENTRY ERROR WAS MADE; THEN NOT DETECTED BY THE MAINT CTLR OR THE FLT LINE PERSONNEL DOWN LINE FOR A PERIOD OF TIME AND EVENTUALLY CORRECTED. ON MAR/TUE/05 THE LEAKING FUEL VALVE WAS REPLACED.