What was found
LEFT UPER OVER WING EXIT SIGN DID NOT COME ON; LOWER OVERWING EXIT SIGN DID NOT COME ON / R&R EMERGENCY BATTERY PACK M1668. REF AMM 33-51-06 OPS CK GOOD P/N ON/OFF: D717-01-100SWA S/N OFF: 46499 S/N: 203301
- Difficulty date
- May 17, 2020
- Submitted
- May 20, 2020
- Operation
- Air carrier
- Aircraft
- N7718B
- Make and model
- Boeing 73776N
- Aircraft serial
- 32665
- Aircraft time
- 47,584 hours, 23,699 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100SWA
- Part serial
- 46499
- Condition
- Discharged
- Location
- Cabin
- 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.