# SDR C1HA200381003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2003
- Submitted: March 7, 2003
- Operation: Air carrier
- Aircraft: [N681CA](https://openairdocs.org/aircraft/N681CA), registered now
- Make and model: Boeing 727-2S7
- Registry model: [Boeing 727-2S7](https://openairdocs.org/model/boeing-727-2s7) (OpenAirDocs)
- Aircraft serial: 22020
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: Will Not Test
- Location: Cargo Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C1HA200381003

## Discrepancy

AFT CARGO SMOKE DETECTOR 'B' LOOP WILL NOT TEST.  REMOVED DUST FROM COOLING FAN ON AFT CARGO SMOKE DETECTOR B LOOP. PERFORMED OPERATIONAL TEST PER M/M 26-23-01.

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