As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE ODOR FOLLOWED BY FWD LAV SMOKE ALARM-NO EVIDENCE OF FIRE. FOUND APU INLET CONTAMINATED WITH HYDRAULIC FLUID-FOUND B NUT IN LEFT WHEELWELL UNDER SPOILER SHUTOFF LEAKING-TIGHTENED SAME-CLEANED A/C BELLY AND APU INLET- PERFORMED OPN 5090 ALTERNATE DUCT BURNOUT AND OPN 7904 COELESCER BAG CHANGE-ALL CHECKS GOOD.