# SDR CCHA088957

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2003
- Submitted: September 15, 2003
- Operation: Air carrier
- Aircraft: [N911CK](https://openairdocs.org/aircraft/N911CK), registered now
- Make and model: Urocop EC135T1
- Registry model: [Urocop EC135T1](https://openairdocs.org/model/eurocopter-deutschland-ec135t1) (OpenAirDocs)
- Aircraft serial: 0138
- Aircraft time: 1,550 hours
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Gearbox
- Part number: 510286C
- Part serial: 007
- Condition: Seized
- Location: A/C Pack
- Part time: 245 hours
- Stage of operation: TO
- How discovered: O
- Nature of condition: E
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CCHA088957

## Discrepancy

METRO AVIATION VAPOR AIR CONDITIONING SYSTEM: 90 DEGREE GEARBOX SIEZED CAUSING INTERNAL SHAFT SHEER. ALSO FLEX DRIVESHAFT TO 90 DEGREE GEARBOX COUPLING SHEERED. REPLACED 90 DEGREE GEARBOX, FLEX DRIVESHAFT, AND COMPRESSOR.

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