# SDR MEX2004052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2004
- Submitted: March 23, 2004
- Operation: Air carrier
- Aircraft: N1003Y
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 48068
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning System
- Part number: H05A00354
- Condition: Failed
- Location: Caws
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MEX2004052

## Discrepancy

FLT 278 - MEX-CJS - AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF DURNIG PUSH-BACK APU SHUTOFF AND APU FIRE, OVERSPEED, AND TAKEOFF ALARMS WERE ACTIVATED.  AT PLATFORM, ALARM SYSTEM (CAWS) WAS RESET BUT FAIL CONTINUED.  IT WAS REPLACED AND TESTED IAW MM 31-51-01, ALL CORRECT.  DURING OVERNIGHT SERVICE, ALARMS SYSTEM WAS TESTED IN CAWS COMPUTER IAW MM 31-50-00, 31-51-01, ALL CORRECT.  ADDITIONALLY FIRE DETECTION SYSTEM WAS TESTED IAW MM 26-00-00, ALL CORRECT.  APU WAS OPERATING CORRECT IAW MM 49-00-00.  (M)

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