# SDR CALA2023112403455

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2023
- Submitted: November 24, 2023
- Operation: Air carrier
- Aircraft: [N16732](https://openairdocs.org/aircraft/N16732), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28948
- Aircraft time: 75,379 hours, 27,514 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Unknown
- Part number: UNKNOWN
- Part serial: NA
- Condition: Unknown
- Location: Unknown
- Stage of operation: AP
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023112403455

## Discrepancy

AMBR LE FLAPS EXT LT W/ N1 SLAT EXTD AT 3K FT 240 KTS. LT TRND G RN AND SLAT EXTD AFTR APRX 10MN. REF SLAT INBOARD PROXIMITY SENSOR DISAGREE PROBLEM - FAULT ISOLATION REFERENCE: 27-88 TASK 804 FOUND SLAT 1 PROX INBOARD MESSAGE # 27-81201 IN FAULT HISTORY NOT ACTIVE /INTERMTNT..COULD NOT DUPLICATE FAULT .RAN SLATS OPS NORMAL NO FAULT NOTED.

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