- Difficulty date
- January 13, 2022
- Submitted
- January 13, 2022
- Operation
- Air carrier
- Make and model
- Boeing 73779P
- Aircraft serial
- 30657
- Aircraft time
- 53,641 hours, 33,972 cycles
- Part
- Battery
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- UK
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT BATTERIES FAILED CAPACITY TEST AT LOCATIONS M1674; M1675; M1669; M1673; M1672 ; EMERGENCY LIGHT ATTERIES FAILED CAPACITY TEST AT LOCATIONS M1674; M1675; M1669; M1673; M1672 / [01] REMOVED AND REPLACED BATTERY'S AT LOCATIONS M1674; M1675; M1669; M1673; M1672 PER AMM 33-51-06 AND DWG 33500005