# SDR QR9R2024081900001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2024
- Submitted: August 19, 2024
- 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: 08720729244
- Aircraft time: 4,369 hours
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Compressor
- Part number: EC14530061
- Condition: Seized
- Location: A/C Pack
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QR9R2024081900001

## Discrepancy

DURING POST FLIGHT INSPECTION, MAINTENANCE FOUND THE #2 ENGINE COMPRESSOR BLADES DAMAGED. SUBSEQUENT TROUBLESHOOTING REVEALED THE AIR CONDITIONER COMPRESSOR SEIZED CAUSING THE AC COMPRESSOR BELT TO SHRED AND DAMAGE #2 ENGINE COMPRESSOR BLADES.

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