# SDR QR9R20210204001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2021
- Submitted: February 4, 2021
- Operation: General aviation
- Filed by: [M1 Support Services, repair station QR9R369D](https://openairdocs.org/faa-repair-station/QR9R369D/m1-support-services.md) (OpenAirDocs)
- Aircraft: QR9R
- Make and model: Bolkms BK117C2
- Aircraft serial: 1572369
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Warning Unit
- Part number: B315M5007051
- Part serial: LE1160
- Condition: No Test
- Location: Fire Warning
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R20210204001

## Discrepancy

DURING FIRE WARNING TEST PER AMM 26-10-00, 5-1 FOR 400 HR INSPECTION, THE FORWARD FIRE BOTTLE DISCHARGED UNEXPECTEDLY.

---
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.