What was found
DURING PREFLIGHT, FOUND LEFT FORWARD AND AFT EMERGENCY LIGHTS INOPERATIVE. REPLACED BOTH BATTERY PACKS, FORWARD AND AFT, OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT, FOUND LEFT FORWARD AND AFT EMERGENCY LIGHTS INOPERATIVE. REPLACED BOTH BATTERY PACKS, FORWARD AND AFT, OPERATIONAL CHECK OK.