Service difficulty report · Switch · Boeing 75724APF

Difficulty date
November 20, 2025
Submitted
November 21, 2025
Operation
Air carrier
Aircraft
N424UP
Make and model
Boeing 75724APF
Aircraft serial
25369
Aircraft time
35,765 hours, 23,548 cycles
Part
Switch
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

INTERIOR EMERGENCY LIGHT COMES ON WHEN SWITCH OFF EMERGENCY LIGHT SWITCH REPLACED IAW SSM 33-51-01-101 PAGE 101 REV.100 AND SWPM 20-83-11 REV JUN 15/2018. C/O OPERATIONAL TEST IAW AMM 33-51-00-715-003 REV 138, TEST SATIS.<BR><BR>DMI CLOSED, PLACARD REMOVED.

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