# SDR AMTA200600696

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2006
- Submitted: December 7, 2006
- Operation: Air carrier
- Aircraft: [N304TZ](https://openairdocs.org/aircraft/N304TZ), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 30675
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Autopilot Sys
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: AP
- How discovered: O
- Nature of condition: F
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AMTA200600696

## Discrepancy

VOR/LOC GS CAPTURE A/T ON, A/P ON AIRCRAFT ABRUPTLY PITCHED UP.  A/P TO OFF PUSH NOSE DOWN, RETRIM REQUIRED.  T/S IAW FIM, SHOWED L IRU SUSPECTED FAULT, PERFORMED CDU-LRU-IRU TEST.  TEST PASSES. NO OTHER FAULTS SHOWN.  OK FOR SERVICE.  (K)

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