# SDR 20010413CW010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2001
- Submitted: April 13, 2001
- Operation: General aviation
- Make and model: Amd FALCON900
- Aircraft serial: 131
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery
- Part number: 20VR4D
- Part serial: 1355
- Condition: Unapproved Part
- Location: Cell Block
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010413CW010

## Discrepancy

TWO UNAUTHORIZED CELLS INSTALLED IN BATTERY BLOCK.  UNAUTHORIZED CELLS REPLACEMENTS PERFORMED USING UNACCEPTABLE PRACTICES.  RECOMMEND REPLACEMENT OF ENTIRE CELL BLOCK.

---
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.