# SDR 05FDEA02659

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2005
- Submitted: August 29, 2005
- Operation: Air carrier
- Aircraft: [N578FE](https://openairdocs.org/aircraft/N578FE), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48458
- Aircraft time: 37,780 hours, 10,417 cycles
- System (JASC): [3620 · Pneumatic Indicating System](https://openairdocs.org/jasc/3620)
- Part: Sensor
- Part number: 20035012007
- Part serial: C0076
- Condition: Defective
- Location: Zone 400
- Part time: 45,095 hours, 10,216 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/05FDEA02659

## Discrepancy

APPROX 2:40 HOURS INTO FLIGHT, LEVEL THREE AIR MANIFOLD 2 FAIL ALERT ILLUMINATED.  CLEARED MASTER WARNING AND RAN APPROPIATE QRH LIST.  SYSTEM 2 ON THE AIR SYNOPTIC DISPLAYED AS A RED LINE.  MANIFOLD 2 MAINTAINED AIR PRESSURE THROUGHOUT REMAINDER OF FLT AND "BLEED AIR 2 OFF" NEVER ILLUMINATED ON THE AIR SYNOPTIC  PAGE.  A/C DIVERTED INTO CTS.  REPLACED DEFECTIVE SENSORS D1-29 AND D1-28.  REPLACED MFC PRECAUTIONARY.

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