# SDR QR9R20210924005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2021
- Submitted: September 24, 2021
- Operation: General aviation
- Filed by: [M1 Support Services, repair station QR9R369D](https://openairdocs.org/faa-repair-station/QR9R369D/m1-support-services.md) (OpenAirDocs)
- Make and model: Bolkms BK117C2
- Aircraft serial: 10721399370
- Aircraft time: 1,830 hours
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Blower
- Part number: S6222EC1
- Part serial: 081
- Condition: Inoperative
- Stage of operation: CR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R20210924005

## Discrepancy

WITH A/C ON AND FANS SET TO HIGH, NO AIR OUTPUT AT MIDDLE VENTS. AIRCRAFT RESTRICTED FROM A/C USE DUE TO AFT LEFT BLOWER INOPERATIVE.

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