What was found
DURING ROUTINE MAINTENANCE CHECK, FOUND RIGHT OVERWING EMERGENCY BATTERY PACK FAILS SELF TEST. REMOVED AND REPLACED EMERGENCY BATTERY PACK, OPS TEST GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING ROUTINE MAINTENANCE CHECK, FOUND RIGHT OVERWING EMERGENCY BATTERY PACK FAILS SELF TEST. REMOVED AND REPLACED EMERGENCY BATTERY PACK, OPS TEST GOOD.