What was found
AIRCRAFT IN BASE MAINTENANCE. EMERGENCY LIGHTING BATTERY PACK BETWEEN FUSELAGE STATION 800 AND 900 FAILED TEST. REMOVED AND REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. REF AALA20170214014
- Difficulty date
- February 14, 2017
- Submitted
- February 16, 2017
- Operation
- Air carrier
- Aircraft
- N967TW
- Make and model
- Doug DC983
- Aircraft serial
- 53617
- Aircraft time
- 49,394 hours, 24,480 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- P4010049
- Part serial
- 21981
- Condition
- Discharged
- Location
- Cabin
- Part time
- 10,309 hours, 5,766 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.