# SDR 3EJA2019090400000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2019
- Submitted: September 4, 2019
- Operation: Air carrier
- Aircraft: [N837JS](https://openairdocs.org/aircraft/N837JS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605164
- Aircraft time: 7,933 hours, 5,445 cycles
- Engine: Pwa PW545A
- Engine time: 4,851 hours, 3,380 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Pressure Switch
- Part number: 6607A745
- Part serial: Y008176
- Condition: Weak
- Location: Thrust Reverser
- Part time: 7,933 hours, 5,445 cycles
- Stage of operation: CR
- 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/3EJA2019090400000

## Discrepancy

RT THRUST REVERSER ARMED IN FLIGHT. CORRECTIVE ACTION: REPLACED RT T/R PRESSURE SWITCH SY006 WITH NEW AND T/R OPERATIONAL TEST OK IAW MM 78-31-00.

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