What was found
EMERGENCY BATTERY PACK M1671 AT BS 727C+13 FAILED A DEEP CYCLE TEST. ACFT GROUNDED. REMOVED AND REPLACED THE BATTERY PACK. OPS CHECKED GOOD IAW AMM 33-51-06-960-805, STEPS 4.D 1 - 5.
- Difficulty date
- May 11, 2018
- Submitted
- June 11, 2018
- Operation
- Air carrier
- Aircraft
- N590AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35687
- Aircraft time
- 39,595 hours, 11,981 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part serial
- 63036
- Condition
- No Test
- 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.