What was found
ALL LIGHTS ASSOCIATED WITH M1670 EMERGENCY BATTERY PACK ARE INOPERATIVE. REMOVED AND REPLACED M1670 EMERGENCY BATTERY PACK AND PERFORMED GOOD TEST IAW AMM 33-51-06-960-805 AND WDM 33-51-13.
- Difficulty date
- May 30, 2026
- Submitted
- June 3, 2026
- Operation
- Air carrier
- Aircraft
- N8564Z
- Make and model
- Boeing 7378H4
- Aircraft serial
- 42545
- Aircraft time
- 27,043 hours, 13,957 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Inoperative
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.