Service difficulty report · Battery Pack · Boeing 777224

Difficulty date
May 13, 2019
Submitted
May 13, 2019
Operation
Air carrier
Aircraft
N74007
Make and model
Boeing 777224
Aircraft serial
29477
Aircraft time
100,545 hours, 10,011 cycles
Part
Battery Pack
Condition
Discharged
Location
L1 Door
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON CHK FND L1 DOOR EPAS GREEN TEST INDICATOR LIGHT CONTINUOUSLY BLINK WHEN SAFETY SWITCH IN "ARM" POSITION. L1 DOOR EPAS 9 VOLT BACK-UP BATTERIES REPLACED AND TEST CARRIED OUT "SATIS" IAW AMM 52-11-20 DEFECT UPDATE: CHK FND L1 DR EPAS GREEN TEST INDICATOR LIGHT "NOT" CONTINUOUSLY BLINK WHEN SAFETY SWITCH IN "ARM" POSITION.