Service difficulty report · Bulb · Boeing 7377H4

Difficulty date
February 22, 2026
Submitted
February 26, 2026
Operation
Air carrier
Aircraft
N247WN
Make and model
Boeing 7377H4
Aircraft serial
32508
Aircraft time
64,547 hours, 38,979 cycles
Part
Bulb
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

RIGHT OVERWING HATCH INDICATOR SIGN TOP; CENTER; AND BOTTOM BULBS DO NOT ILLUMINATE. RIGHT OVERWING HATCH INDICATOR SIGN TOP CENTER AND BOTTOM BULBS DO NOT ILLUMINATE.<[01] REMOVED; REPLACED AND PERFORMED GOOD OPS CHECK OF THE BULBS AT RIGHT OVERWING HATCH INDICATOR SIGN IAW AMM 33-51-01-960-801.

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