What was found
MAIN DECK EMERGECNCY LIGHTS BATTERY WEAK. R & R BATTERY POWER SUPPLY M7921 OPS CHECKED NORMAL IAW AMM 33-51-04.
- Difficulty date
- February 28, 2012
- Submitted
- April 19, 2012
- Operation
- Air carrier
- Aircraft
- N464MC
- Make and model
- Boeing 747446
- Aircraft serial
- 26341
- Aircraft time
- 80,207 hours, 14,844 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- BPS73
- Part serial
- 17827
- Condition
- Discharged
- Location
- Emergency Lights
- 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.