As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MUSTY DOOR DETECTED DURING POWER ADVANCES. MX TROUBLSHOT CABIN AIR QUALITY AS REQUIRED. RAN ENGINES (APU) PACKS AT IDLE AND 80 PERCENT N2. NO AIR QUALITY DEGRADATION NOTED. ACCOMPLISHED DUAL HEAT EXCHANGERS CLEAN-OUT DUE TO RT PACK COFFEE SATURATION. OPS TEST AND AIR QUALITY CHECK GOOD. NO PREVIOUS HISTORY. ACFT OK FOR CONTINUED SERVICE.