# SDR AALA20151120005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2015
- Submitted: November 23, 2015
- Operation: Air carrier
- Aircraft: N176AA
- Make and model: Boeing 757223
- Aircraft serial: 32395
- Aircraft time: 45,092 hours, 12,900 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Switch
- Condition: Faulty
- Location: Te Flap
- Stage of operation: AP
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20151120005

## Discrepancy

WHILE CONFIGURING FOR LANDING, TE FLAP ASYM & LE DISAGREE MSGS WITH FLAP INDICATOR SHOWING LESS THAN 1.  AN EMER WAS DECLARED & THE FLIGHT LANDED WITHOUT FURTHER INCIDENT.  ACFT WAS REMOVED FROM SERVICE.  ACCOMPLISHED FIM 27-51-02, FOUND FAULT WITH DEPRESSURIZATION MODULE PRES SWITCH.  R & R SWITCH IAW MM 27-51-29, OPERATIONALLY & LEAK CHECKED OK.  REFERENCE ALSO SDR CONTROL AALA20151123009.

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