As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB THE CREW EXPERIENCED A BURNING ODOR IN THE COCKPIT. *S/D* REPLACED NUMBER ONE ENGINE PER MM 71-00-20 ON ACCOUNT OF OIL BEING FOUND AT HIGH PRESSURE COMPRESSOR STAGES 3 & 4. ACCOMPLISHED TEST NR 13. OPERATIONAL CHECK NORMAL.