# SDR CA190730027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2019
- Submitted: August 17, 2020
- Operation: General aviation
- Make and model: Cessna 185E
- Registry model: [Cessna 185E](https://openairdocs.org/model/cessna-185e) (OpenAirDocs)
- Aircraft time: 14,960 hours
- System (JASC): [3700 · Vacuum System](https://openairdocs.org/jasc/3700)
- Part: Pump
- Part number: G455
- Condition: Sheared
- Location: Vacuum  System
- Part time: 2,000 hours
- Component: Vacuum Pump, Weston
- Component part number: G455
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA190730027

## Discrepancy

(CAN) WHILE PERFORMING A SCHEDULED INSPECTION, THE PILOT STATED THE VACUUM FLUCTUATED. FURTHER INSPECTION REVEALED THE SPLINES ON THE VACUUM PUMP HAD FAILED. THE VACUUM PUMP WAS REPLACED WITH A NEW PUMP,AND FUNCTION CHECK WAS CARRIED OUT SATISFACTORY. ALL WORK WAS PERFORMED IAW THE APPLICABLE MAINTENANCE PUBLICATIONS. NOTE: VACUUM PUMP TSO STATED IS AN ESTIMATED TIME ONLY. (TC# 20190730027)

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