Service difficulty report · Wire · Boeing 7478F

Difficulty date
November 18, 2017
Submitted
November 22, 2017
Operation
Air carrier
Aircraft
N605UP
Make and model
Boeing 7478F
Aircraft time
483 hours, 83 cycles
Part
Wire
Condition
Broken
Location
Switch
Stage of operation
IN
How discovered
9
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

EMERGENCY LIGHT SWITCH HAD A BROKEN WIRE, FALLS PAST SWITCH AND INTERFERES WITH COVER WHEN CLOSED. IT TURNS THE EMERGENCY LIGHT SWITCH TO OFF WITH COVER CLOSED. R & R THE SWITCH GUARD SSM 33-51-01 & AMM 33-51-00. CHECKED NORMAL.

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