# SDR ASMF200404012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2004
- Submitted: April 17, 2004
- Operation: Air carrier
- Aircraft: N501AM
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49188
- Aircraft time: 56,492 hours, 42,578 cycles
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: Pressure Switch
- Part number: 42D1091A
- Part serial: 5997
- Condition: Damaged
- Location: Lt Eng Oil
- Part time: 14,231 hours, 8,547 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D, E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200404012

## Discrepancy

AIRCRAFT RETURNED TO PLATFORM AS A CONSEQUENCE OF L OIL STRAINER CLOGGING LIGHT TURNED ON.  THE ABNORMAL PROCEDURE WAS PERFORMED AND LEFT ENGINE WAS SHUTDOWN.  THE FILTER AND SWITCH PRESSURE FILTER WERE REPLACED IAW 72-61-54 AND TEST CORRECT IAW MM 79-35-01.

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