Service difficulty report · Battery Pack · Boeing 737890

Difficulty date
February 1, 2026
Submitted
February 3, 2026
Operation
Air carrier
Aircraft
N506AS
Make and model
Boeing 737890
Aircraft serial
35690
Aircraft time
62,359 hours, 19,253 cycles
Part
Battery Pack
Part number
D71701100
Condition
Failed
Location
Zone 200
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

LEFT & RIGHT MAIN CABIN EMERGENCY LIGHTS INOPERATIVE. GROUNDED - YES. R & R THREE EMERGENCY BATTERIES, LT & RT ROW 23 & LT SEAT ROW 7. PERFORMED AN OPS CHECK, TESTED GOOD IAW AMM 33-31-06-960-805.