What was found
RT AFT PRESSURE LIGHT INOPERABLE RT AFT BOOST PUMP. TRANSFERRED TO MDDR 141460, IAW MEL 28-42-01-01 CAT C, DUE DATE 05FEB21, MCC ERIC NOTIFIED. ALL PLACARDS INSTALLED. MX ACTION COMPLIED WITH. REMOVED AND REPLACED GFI RELAY POSITION K10702, PER AMM 28-22-18, NO FIX. INSTALLED ORIGINAL RELAY BACK INTO POSITION K10702. REMOVED AND REPLACED FUEL PRESSURE SWITCH S73, PER AMM 28-42-01. OPERATIONS/LEAK CHECK GOOD. THIS ACTION CLEARS DMI 141460. PLACARDS REMOVED.