# SDR DL72W991877

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N294WA
- Make and model: Boeing 727247
- Aircraft serial: 22112
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Connector
- Condition: Dirty
- Location: Smoke Detector
- Component: 7213000000
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72W991877

## Discrepancy

LAV SMOKE CAUTION LIGHT ILLUMINATED ON S/O PANEL AND CHIMES IN PAX CABIN.  NO FIRE WAS LOCATED AND SYSTEM WAS DEACTIVATED BY PULLING CIRCUIT BREAKER.  FOUND LEFT AFT LAV SMOKE DETECTOR WOULD NOT TEST AFTER RESETTING C/B.  CLEANED CONNECTIONS AT CANNON PLUG AND SWITCH, OPS CKS GOOD.  INSPECTED PLACARDS, EXTINGUISHERS, NO INDICATION OF EXCESS HEAT OR FIRE.

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