As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACRID SMELL PRESENT. FA SAYS SMELLS LIKE ELEC HOT. RAN BOTH PACKS WITH BOTH ENGS AND APU OVER 15 MIN NO SMOKE SMELL NOTED. RPL SMOKE DETECTORS FWD LAV A AND AFT LAV F. ALSO REPLACE NR 1 SDCU REF AMM 26-17-34-0401 PERFORMED SMOKE DETECTOR TEST ALL OK.