What was found
AFT EPM LIGHTS DIM WHEN TESTING DUAL FEED CHECK WITH AB5-2 & AB5-3 BATTERY PACKS. REPLACED BATTERY AT AB5-3 IAW AMM 33-60-98, OPERATIONALLY CHECKED NORMAL. THE ACFT WAS NOT GNDED.
- Difficulty date
- January 28, 2016
- Submitted
- January 29, 2016
- Operation
- Air carrier
- Aircraft
- N439AA
- Make and model
- Doug DC983
- Aircraft serial
- 49457
- Aircraft time
- 86,749 hours, 41,293 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- P4010049
- Condition
- Discharged
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.