- Difficulty date
- February 15, 2023
- Submitted
- February 17, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7378
- Aircraft serial
- 28954
- Aircraft time
- 72,360 hours, 26,433 cycles
- Part
- Power Supply
- Part number
- D4702030
- Part serial
- 9169
- Condition
- Failed
- Location
- M1670
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- L
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BATTERY PACK M1670 FAILED CAPACITY CHECK( REF. AAR NR 99963141.) REMOVED & INSTALLED NEW BATTERY PACK AT POSITION M1670 IAW B737 AMM 33-51-06-960-805, OPERATIONAL TEST GOOD IAW B737 AMM SUBTASK 33-51-06-710-004, MX ACCOMPLISHED ON WC 3501746-2000-0040(NR SN 99957029, LP 3809839) (WORK ACCOMPLISHED BY V936334 & AAR QC A-76 V920285). SDR# 1031322