What was found
M7918 EMER LIGHT BATTERY PACK CAPACITY CHECK FAIL(M7918 POWER SUPPLY ASSY REPLACED IAW AMM 33-51-04)
- Difficulty date
- July 1, 2022
- Submitted
- July 5, 2022
- Operation
- Air carrier
- Aircraft
- N480MC
- Make and model
- Boeing 747422
- Aircraft serial
- 28812
- Aircraft time
- 78,226 hours, 9,046 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- BPS73
- Part serial
- 46024
- Condition
- Inoperative
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.