What was found
DURING SCHEDULED HC1 CHECK, EMERGENCY BATTERY PACKS FAILED LONG TEST. REMOVED AND REPLACED BATTERY PACKS PER MM.
- Difficulty date
- February 4, 2008
- Submitted
- February 6, 2008
- Operation
- Air carrier
- Aircraft
- N491WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33867
- Aircraft time
- 12,568 hours, 7,087 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- D71701100
- Condition
- Failed
- 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.