# SDR KBMA99422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2001
- Submitted: February 14, 2001
- Operation: Air carrier
- Aircraft: [N53SH](https://openairdocs.org/aircraft/N53SH), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 2009
- System (JASC): [2110 · Cabin Compressor System](https://openairdocs.org/jasc/2110)
- Part: Compressor
- Part number: 5AS35034
- Part serial: 01045811871
- Condition: Failed
- Location: Air Distribution
- Part time: 4,856 hours
- 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/KBMA99422

## Discrepancy

COIL INOPERATIVE AND HOSE FITTING IS CROSS THREADED.  SPRING IN PULLEY ASSEMBLY FAILED AND CAUSED A DEEP GROVE IN RT AFT M/A/BOX STRUT LEG, IT WAS REPLACED ALSO AT THIS TIME.

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