# SDR 2001FA0000662

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2001
- Submitted: December 14, 2001
- Operation: General aviation
- Aircraft: N2741R
- Make and model: Cessna 340A
- Registry model: [Cessna 340A](https://openairdocs.org/model/cessna-340a) (OpenAirDocs)
- Aircraft serial: 340A0922
- Engine: Cont TSIO520NB
- System (JASC): [3710 · Vacuum Distribution System](https://openairdocs.org/jasc/3710)
- Part: Pump
- Part number: CH442CW8
- Condition: Sheared
- Location: Pneumatic Sys
- Part time: 113 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001FA0000662

## Discrepancy

PNEUMATIC PUMP SHEARED AFTER 113 HOURS OF OPERATION.  PUMP COULD BE ROTATED WHEN REMOVED. COUPLING SHOWED SIGNS OF HEAT (MELTED EDGES).

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.