Service difficulty report · Fire Detector · Boeing 7478F

Difficulty date
June 30, 2025
Submitted
July 2, 2025
Operation
Air carrier
Aircraft
N613UP
Make and model
Boeing 7478F
Aircraft serial
64259
Aircraft time
25,668 hours, 3,788 cycles
Part
Fire Detector
Condition
False Activation
Location
Zone 100
Stage of operation
IN
How discovered
9
Nature of condition
N
Precautionary procedure
K

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

What was found

FIRE WHEEL WELL WARNING ON GROUND. FOUND WHEEL WELL FIRE CARD YLPA024 NOT PROPERLY FITTED. REMOVED, REINSTALLED AND TESTED WHEEL WELL FIRE CARD PER AMM 26-17-00 PB 501 REV 47. TEST PASS.<BR>RUN ALL PACKS FOR 10 MINUTES PER AMM 21-51-00 PB 501 REV 47. NO FAULT MESSAGE. THIS CLOSSES DMI. DMP REVERSED. PLACRAD REMOVED.<BR>CRN97059394 Q9DY421Y

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