What was found
CAPTAIN'S OXYGEN MASK MIC INOP. *S/D* SUSPECT PRE FLIGHT CHECKS. REPLACED NR 1 O2 BOX. AC OK FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CAPTAIN'S OXYGEN MASK MIC INOP. *S/D* SUSPECT PRE FLIGHT CHECKS. REPLACED NR 1 O2 BOX. AC OK FOR SERVICE.