What was found
AIR TURN BACK DECLARED EMERGENCY LOST A SYS INFLIGHT ENG PUMP LOW PRESS AT QUANTITY ZERO. R & R O RING IAW MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURN BACK DECLARED EMERGENCY LOST A SYS INFLIGHT ENG PUMP LOW PRESS AT QUANTITY ZERO. R & R O RING IAW MM.