What was found
ETOPS - BLUE HYD POWER ACCUMULATOR LEAKS INTERNALLY. REMOVED & REPLACED BLUE HYD ACCUMULATOR, PER AMM 29-12-42 UP TO STEP 4D(7). LEAK CHECK GOOD. PENDING STEP 4D(7). CHECK FOR AIR, 2158677. ACCOMPLISHED REMAINING STEPS. OK FOR SERVICE. ACCUMULATOR, PO OFF 33-2911-9-0006 03740 ON 33-2911-9-0006 05233.