# SDR CALA2015101500849

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2015
- Submitted: October 15, 2015
- Operation: Air carrier
- Aircraft: [N37290](https://openairdocs.org/aircraft/N37290), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31601
- Aircraft time: 37,802 hours, 13,043 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Sensor
- Part number: 256A39403
- Condition: Unserviceable
- Location: Te Flap
- Stage of operation: CL
- 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/CALA2015101500849

## Discrepancy

AFTER FLAP 5 TAKEOFF FLAPS WERE RETRACTED TO FLAP 1 POSITION, BUT STOPPED AT FLAP 2 DUE TO FLAP ASYM.  REPLACED NR 4 INBD SKEW MECHANISM WITH PART MFG 256A3940-3, NO SN IAW MM 27-59-02.  REPLACED SKEW CONTROL ROD IAW IPC 27-59-01-03 ITEM 65.  SKEW FUNCTIONAL CHECKED NORMAL IAW MM 27-59-00.

---
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.