What was found
DURING PERIODIC CHECK, TAIL COMPARTMENT OVERHEAD AND BOTH NACELLE EMERGENCY LIGHTS FAILED TEN MINUTE TEST. REPLACED BATTERIES IN TAIL COMPARTMENT PACKS AND REPLACED BATTERY PACKS FOR NACELLE LIGHTS, OPERATIONAL CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PERIODIC CHECK, TAIL COMPARTMENT OVERHEAD AND BOTH NACELLE EMERGENCY LIGHTS FAILED TEN MINUTE TEST. REPLACED BATTERIES IN TAIL COMPARTMENT PACKS AND REPLACED BATTERY PACKS FOR NACELLE LIGHTS, OPERATIONAL CHECK NORMAL.