Service difficulty report · Lamp · Boeing 747443

Difficulty date
July 27, 2025
Submitted
July 28, 2025
Operation
Air carrier
Aircraft
N481MC
Make and model
Boeing 747443
Aircraft serial
32339
Aircraft time
90,518 hours, 11,792 cycles
Part
Lamp
Part number
3071BPEGPL
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

L2 DOOR EMERGENCY EXIT SIGN HAS MULTIPLE INOPS LIGHTS. REPLACED MULTIPLE LAMPS FOR THE L2 DOOR EXIT SIGN IAW B747-400 AMM 33-51-12-962-170. TEST GOOD.