Service difficulty report · Battery Pack · Boeing 777FS2

Difficulty date
September 8, 2011
Submitted
September 9, 2011
Operation
Air carrier
Aircraft
N856FD
Make and model
Boeing 777FS2
Aircraft serial
37727
Aircraft time
5,045 hours, 638 cycles
Part
Battery Pack
Part number
285W0955102
Condition
Inoperative
Location
Emergency Light
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.

What was found

FOUND L1 DOOR EPAS GREEN TEST LIGHT WOULD NOT COME ON. R & R L1 DOOR EPAS POWER PACK 9V BACKUP BATTERIES IAW MM 52-11-20-4-2 AND CKS OK IAW MM 52-11-20-5-2. OK FOR SVC. R & R L1 DOOR EPAS POWER PACK 9V BACKUP BATTERIES IAW MM 52-11-20-4-2 AND CKS OK IAW MM 52-11-20-5-2. OK FOR SERVICE. FINAL CLOSED

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