# SDR WTAA950032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 8, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N251YV
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120251
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Switch
- Part number: MS250851
- Condition: Broken Wire
- Location: Pax Door
- Stage of operation: TX
- Nature of condition: P
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WTAA950032

## Discrepancy

SFO - FORWARD DOOR WARNING LIGHT FAILS TO ACTIVATE WITH DOOR OPEN ON GROUND.  MAINTENANCE DEFERRED DOOR WARNING SYSTEM PER MEL 52-70-1.  AIRCRAFT RETURNED TO SERVICE.  SUBSEQUENTLY MAINTENANCE FOUND BROKEN WIRE AT PASSENGER DOOR MICROSWITCH.  REPAIRED WIRE AT MICROSWITCH.  DOOR WARNING SYSTEM OPERATIONAL CHECK NORMAL.

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