# SDR DALA2020021201102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2020
- Submitted: February 12, 2020
- Operation: Air carrier
- Aircraft: [N3756](https://openairdocs.org/aircraft/N3756), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30493
- Aircraft time: 61,891 hours, 22,628 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Module
- Part number: C17001CA01
- Part serial: 4263
- Condition: Fluctuates
- Location: Nr 4
- Part time: 52,491 hours, 18,382 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020021201102

## Discrepancy

(LOG 7146300) IAS UNRELIABLE IN CRUSE. ALT UNRELIABLE & OTHER ABNORMALITIES DURING DECENT ON NBR 2 SIDE. ALL INDICATIONS CAME BACK AT 4500. R&R RT STATIC ADM PER B737 AMM 31-21-04 PERFORMED PITOT AND STATIC LEAK CK'S PER B737 AMM 34-11-00. LEAK CK'S GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.