As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOTICED A DIRTY SOCK SMELL IN COCKPIT & AFT CABIN, TAKEOFF POWER & CLIMB. FLIGHT ATTENDANTS NOTICED IT FOR LAST 5 MIN OF FLIGHT IN ENTIRE CABIN. INSPECTED ACFT IAW 26L00021001 & 26L00021003. NO EXTERNAL LEAKAGE SOURCES NOTED FROM ENGS OR EXTERNAL FUSELAGE AREAS. FOUND APU GEN DIFF PRESSURE SWITCH LEAKING ONTO INLET PLENUM. RESEALED IAW 49-91-14-400-001. CLEANED AREAS & LEAK CHECKED. COMPLETED DECONTAMINATION CARD 26L00021004. NO UNUSUAL ODORS NOTED AFTER COMPLETION..