What was found
CENTER LT FUEL PUMP EICAS MESSAGE ON TAXI OUT. FWD TO MDDR 135952, PER MEL 28-22-02A, CAT C, DUE 22OCT20. PLACARD INSTALLED. PERFORMED OPERATIONS CHECK OF LT CENTER BOOST PUMP, PER AMM 28-22-03. OPERATIONS CHECKS OK. THIS CLEARS MDDR 135952, PLACARD REMOVED. DISP LUC @ 01:44Z.