Service difficulty report · Battery Pack · Boeing 767322

Difficulty date
February 1, 2021
Submitted
February 3, 2021
Operation
Air carrier
Aircraft
N643UA
Make and model
Boeing 767322
Aircraft serial
25093
Aircraft time
119,962 hours, 18,534 cycles
Part
Battery Pack
Part number
AD20131A
Part serial
158729
Condition
Failed
Location
Emergency Lights
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

CIRCUIT BREAKER P35 ON THE P11 POPPING WHEN CLOSED FOUND M737 BATTERY PACK FAULTY REMOVED AND REPLACED M737 BATTERY PACK IAW B767 AMM 33-51-07, OPS CHECK TO BE PERFORMED ON NON-RO UTINE 130538-0877. RESET CIRCUIT BREAKER, BRWEAKER NO LONG TRIPP ING IAW B767 AMM 20-60-01-862-001. SEE PARTIAL WORK PERFORMED ON SHEET 1 OF 1 AND ON BACK. ADD EMP:V932094