Service difficulty report · Battery · Boeing 737890

Difficulty date
January 15, 2026
Submitted
January 31, 2026
Operation
Air carrier
Aircraft
N557AS
Make and model
Boeing 737890
Aircraft serial
35176
Aircraft time
70,183 hours, 20,952 cycles
Part
Battery
Part number
ADD71701100
Condition
Inoperative
Location
R1 Door
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

EMERGENCY LIGHTS AT R1 DOOR INOP. GROUNDED - YES. REMOVED AND INSTALLED SERVICABLE EMERGENCY LIGHTS BATTER, OPS CHECKS GOOD IAW B737-800 AMM 33-51-06-960-805.