What was found
R2 DOOR EMERGENCY POWER ASSIST SYSTEM BATTERY, AMBER LIGHT DID NOT ILLUMINATE DURING TEST. MAINTENANCE REPLACED THE BACK UP BATTERY AND PERFORMED A SATISFACTORY OPS CHECK IAW AMM 51-11-20-400-806-002, AND AMM 52-11-20-700-803-002.
- Difficulty date
- April 12, 2018
- Submitted
- April 16, 2018
- Operation
- Air carrier
- Aircraft
- N761AJ
- Make and model
- Boeing 777223
- Aircraft serial
- 31478
- Aircraft time
- 62,857 hours, 7,570 cycles
- System (JASC)
- 5240 · Service Doors
- Part
- Battery
- Part number
- PC1604
- Condition
- Discharged
- Location
- Door Assist
- 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.