What was found
F/A REPORTED EMERGENCY LIGHTS ON THE RIGHT ROWS 25 AND 29 COME ON INTERMITTENT. ACFT GROUNDED. VERIFIED PROBLEM. REPLACED POWER SUPPLY AND BATTERY PACK M1671. SYSTEM OPS NORMAL IAW AMM 33-51-06, AND WDM 31-51-13.
- Difficulty date
- July 14, 2017
- Submitted
- July 17, 2017
- Operation
- Air carrier
- Aircraft
- N272AK
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44112
- Aircraft time
- 795 hours, 285 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Condition
- Failed
- Location
- Emergency Lights
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.