# SDR ASMF200405002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2004
- Submitted: May 5, 2004
- Operation: Air carrier
- Aircraft: N158PL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49761
- Aircraft time: 42,254 hours, 29,602 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Proximity Switch
- Part number: 833605
- Part serial: 232
- Condition: Failed
- Location: Stall Computer
- Part time: 1,296 hours, 738 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200405002

## Discrepancy

AIRCRAFT RETURNED TO PLATFORM.  DURING ENGINE START THE (STALL INDICATION FAILURE) LIGHT TURNED ON.   STALL COMPUTERS TESTS WERE PERFORMED AND SLATS FAILURE WAS DETECTED ON COMPUTER NR 2  AND (SIF) LIGHT TURNED ON ON BOTH COMPUTERS. PROXIMITY SWITCH ELECTRONIC UNIT (PSEU) WAS TESTED DETECTING 620 CODE FAILURE ON ELECTRONIC CARD NR 15. PSEU WAS REPLACED IAW MM 32-09-10.

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