What was found
FIRST OBSERVERS O2 MASK IS LEAKING. SUPPLEMENTAL DATA UPDATE CAUSE, MASK LEAKING AT PORT. REPLACED F OBS MASK. OPS CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FIRST OBSERVERS O2 MASK IS LEAKING. SUPPLEMENTAL DATA UPDATE CAUSE, MASK LEAKING AT PORT. REPLACED F OBS MASK. OPS CHECKED OK.