As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMELLED FUMES IN COCKPIT. SMELLED ELECTRICAL IN NATURE RAN SMOKE & FUMES CHECK LIST COULD NOT READILY IDENTIFY THE SOURCE / REF LP 1200893 & 1200894 R&R BATTERY AIRCRAFT PER AMM 34-31-11 CHARGER PER AMM 24-31-11 RAR # 64164 P/N OFF/ON 40176-7 S/N OFF 09052001C1E2E S/N ON 09052001F0DF5