# SDR S2YA960030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Pressure Switch
- Part number: 10138901821
- Condition: Failed
- Location: Aux Fuel Syst
- Part time: 2,324 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/S2YA960030

## Discrepancy

DURING THE MONTH OF OCTOBER THERE WERE TWO FUEL PRESSURE SWITCH (P/N 101-389018-21) FAILURES.  AIRCRAFT N NR 901SK PRESSURE SWITCH S/N NR 2895 FAILED AT 1316.4 HOURS.  AIRCRAFT N NR 148SK PRESSURE SWITCH S/N NR 2050 FAILED AT 3320.0 HOURS.  THE PRESSURE SWITCHES WERE FROM THE AUX FUEL TRANSFER SYSTEM, PRESSURE SWITCH S/N NR 2895 FAILED TO GIVE AN 'RT NO AUX XFR' ANNUNCIATOR IN THE 'ON' MODE AND PRESSURE SWITCH S/N NR 2050 FAILED TO GIVE AN 'LT NO AUX XFR' ANNUNCIATOR IN THE 'AUTO' MODE.  THE MEAN TIME BETWEEN FAILURE WAS 2324.2 HOURS.  (X)

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