What was found
REF T/C 78233001 EMERGENCY LIGHT BATTERY PACKS M1671 AND M1673 FAIL CAPACITY CHECK. GROUNDED - YES. REPLACED EMERGENCY LIGHT BATTERY PACK M1671 AND M1673 REF B737-800 AMM 33-51-06-960-805. OPS CHECK GOOD.
- Difficulty date
- August 21, 2019
- Submitted
- August 22, 2019
- Operation
- Air carrier
- Aircraft
- N565AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35181
- Aircraft time
- 48,887 hours, 14,663 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Condition
- Failed
- Location
- Emergency Light
- 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.