Service difficulty report · Sign · Boeing 74745E

Difficulty date
April 3, 2025
Submitted
April 3, 2025
Operation
Air carrier
Aircraft
N578UP
Make and model
Boeing 74745E
Aircraft serial
27154
Aircraft time
123,263 hours, 20,803 cycles
Part
Sign
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

FAULT - FOUND THE UPPER DECK EMERGENCY EXIT SIGN LIGHT INOP AT STA 620 AND STA 690 (REPLACE). I.A.W AMM 33-51-00-715-105 REV.113 CONTINUE TO SUPPLY POWER TO THE EMERGENCY LIGHT SYSTEM FOR SUFFICIENT TIME TO CHARGE THE BATTERY PACKS FOR THE POWER SUPPLIES, THE LIGHT COME ON , CONDITION CHECK NORMAL. REVIEWED TASK PER GMM-MTX 09.05.01.09.

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