As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING NORMAL HYDRAULIC TESTS, THE PILOT FOUND THAT THE FORE/AFT ACCUMULATOR HAD A REDUCED CAPACITY THAN BEFORE. THE NITROGEN PRESSURE WAS RE-ADJUSTED, BUT THE ACCUMULATOR DIDN`T HOLD IT. BELLOWS PUNCTURE SUSPECTED, ACCUMULATOR REPLACED, NORMAL OPERATION AFTER REPLACEMENT.