What was found
(CAN) FLIGHT CREW HEARD A BANG, ISOLATED TO 02 PRESSURE DROPPING. FLEX LINE TO THE FOS 02 REGULATOR FAILED, REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) FLIGHT CREW HEARD A BANG, ISOLATED TO 02 PRESSURE DROPPING. FLEX LINE TO THE FOS 02 REGULATOR FAILED, REPLACED.