SDR 02051301

Service difficulty report · Smoke Detector · Boeing 75728A

Difficulty date: May 10, 2002
Submitted: May 13, 2002
Operation: Air carrier
Aircraft: N517NA
Make and model: Boeing 75728A
Aircraft serial: 24260
System (JASC): 2612 · Fire Detection
Part: Smoke Detector
Part number: 2156204A
Part serial: UNK
Location: Aft Cargo Comp.
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: F

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

What was found

At FL350, Aft Cargo Fire Light illuminated, first fire extinguisher discharged, light extinguished, on approach second fire extinguisher was discharged. Investigation revealed No sign of Heat or Fire; Light bulbs in smoke detectors burnt out. re-lamped smoke detectors, system checks ok per M/M 26-23-00 Investigation ongoing.

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