As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MBJ/ATL - FLT JM 053 - DURING ENGINE START, HYD PRESSURE REMAINED AT ZERO. CAUSE OF THE PUMP''S FAILURE SEEMED TO HAVE BEEN A WEAR-OUT OF ITS COMPONENTS. THIS WAS THE FIRST REMOVAL SINCE IT WAS INSTALLED IN A NEW CONDITION. THIS PART IS MAINTAINED ''ON CONDITION'' AND SUCH FAILURE AFTER EXTENDED PERIODS IN USE IS CONSIDERED NORMAL. (X)