# SDR 2001F00266

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2001
- Submitted: September 10, 2001
- Operation: Air carrier
- Aircraft: [N317NA](https://openairdocs.org/aircraft/N317NA), registered now
- Make and model: Pilats PC1245
- Aircraft serial: 223
- Aircraft time: 2,567 hours, 4,494 cycles
- Engine: Pwa PT6A67B
- Engine time: 11 hours, 22 cycles
- Propeller: Hartzl HCE4A3D
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Part number: 9599020111
- Part serial: 5790094
- Condition: Inoperative
- Location: Engine Bay
- Part time: 2,567 hours, 4,494 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2001F00266

## Discrepancy

ECS SYSTEM WOULD NOT COOL BELOW AMBIENT TEMPERATURE NO MATTER WHAT POSITION THE CONTROL WAS IN, AUTO OR MANUAL.  AFTER TROUBLESHOOTING SYSTEM AND TALKING TO TECH REPS, CHANGED COOLING TURBINE AND HEAT EXCHANGER.  OPERATIONAL AND FUNCTIONAL CHECKED OK.

---
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.