What was found
HUMMING NOISE AND VIBRATION NOTICED IN FWD COCKPIT AREA. 15 MINUTES LATER, BURNING ODOR IN FLIGHT DECK AND CABIN AREA. INSPECTED AND FOUND ACM LOCKED UP. R & R ACM IAW WORKCARD 21-50-03L. OPS AND LEAKED CHECKED GOOD. OK FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
HUMMING NOISE AND VIBRATION NOTICED IN FWD COCKPIT AREA. 15 MINUTES LATER, BURNING ODOR IN FLIGHT DECK AND CABIN AREA. INSPECTED AND FOUND ACM LOCKED UP. R & R ACM IAW WORKCARD 21-50-03L. OPS AND LEAKED CHECKED GOOD. OK FOR SERVICE.