Service difficulty report · Bulb · Boeing 737990ER

Difficulty date
October 17, 2025
Submitted
October 20, 2025
Operation
Air carrier
Aircraft
N471AS
Make and model
Boeing 737990ER
Aircraft serial
41703
Aircraft time
40,738 hours, 12,607 cycles
Part
Bulb
Condition
Inoperative
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

INTERIOR EMERGENCY LIGHTS BULBS INOP ROW 16 A, B, C , AND NEAR LAV E. GROUNDED - YES. RELAMPED EMERGENCY LIGHTS AT ROW 16 ABC AND NEAR LAV E REF B737 AMM 33-51-01. OPS CHECK GOOD.