# SDR 9PMA2015101200489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2015
- Submitted: October 12, 2015
- Operation: Air carrier
- Aircraft: N58JN
- Make and model: Cessna 525
- Registry model: [Cessna 525](https://openairdocs.org/model/cessna-525) (OpenAirDocs)
- Aircraft serial: 5250607
- Aircraft time: 1,818 hours, 1,685 cycles
- Engine: Wilint FJ441A
- Engine time: 1,818 hours, 1,685 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Precooler
- Part number: 99144022
- Part serial: S4883T1275
- Condition: Failed
- Location: Zone 400
- Part time: 1,818 hours, 1,685 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: M, B
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9PMA2015101200489

## Discrepancy

PRECOOLER FAILED CAUSING BLEED LEAK THAT CAUSED ITT TO EXCEED LIMITS ON TAKEOFF ROLL. DURING THE ROLL THE CO-PILOT NOTED SMOKE IN COCKPIT AND CALLED FOR ABORT.   ABORT WAS SUCCESSFUL.  ACFT TAXIED BACK FOR EVALUATION AND REPAIRS.

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