As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3847 -ATB- DUE TO ACRID DIRTY SOCK ODOR IN COCKPIT AND CABIN AFTER TAKEOFF. CORRECTIVE ACTION: COMPLETED TS/NO-GO-ODI TASKS WITH NO CONCLUSIVE FINDINGS. BOTH ENGINES WERE COMPRESSOR WASHED THE PREVIOUS NIGHT, WHICH IS CONSIDERED THE MOST LIKELY CAUSE. (LP 4366932)