What was found
DURING INSPECTION, THE NUMBER 4 EMERGENCY BATTERY FAILED ITS OPERATIONAL CHECK. MAINTENANCE REPLACED THE NUMBER 4 EMERGENCY BATTERY. OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.
- Difficulty date
- February 23, 2012
- Submitted
- February 27, 2012
- Operation
- Air carrier
- Aircraft
- N287SK
- Make and model
- Emb EMB145LR
- Aircraft serial
- 145460
- Aircraft time
- 26,651 hours, 21,667 cycles
- Engine
- Allsn AE3007A
- Engine time
- 24,167 hours, 20,734 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 100865
- Part serial
- C00436
- Condition
- Failed
- Location
- Cabin
- Part time
- 3,091 hours, 2,761 cycles
- 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.