What was found
DURING NIGHT MAINTENANCE, THE EMERGENCY LIGHTS WOULD NOT ILLUMINATE. MAINTENANCE REMOVED AND REPLACED THE MIDDLE BATTERY PACK, OPS CEHCK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING NIGHT MAINTENANCE, THE EMERGENCY LIGHTS WOULD NOT ILLUMINATE. MAINTENANCE REMOVED AND REPLACED THE MIDDLE BATTERY PACK, OPS CEHCK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (M)