Service difficulty report · Battery Pack · Boeing 737490

Difficulty date
June 3, 2016
Submitted
June 6, 2016
Operation
Air carrier
Aircraft
N706AS
Make and model
Boeing 737490
Aircraft serial
28894
Aircraft time
55,381 hours, 31,272 cycles
Part
Battery Pack
Part number
20131A
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

DURING COMPLETION OF T/C 48133000 "INTERNAL EMERGENCY LIGHTS" FOUND BATTERY PACK M1674 FAILED. ACFT GROUNDED. R & R M1674 BATTERY PACK, REF AMM 33-51-51 & SSM 33-51-00. OPS CHECKS GOOD.