# SDR 2008UALA03312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2008
- Submitted: July 15, 2008
- Operation: Air carrier
- Aircraft: [N783UA](https://openairdocs.org/aircraft/N783UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26950
- Aircraft time: 50,064 hours, 7,423 cycles
- Engine: Pwa PW40903
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Precooler
- Part number: 23417441
- Part serial: 44142
- Condition: Cracked
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA03312

## Discrepancy

LEFT ENGINE PRECOOLER LEAKING BEYOND LIMITS.  *S/D*  SUSPECT FAULTY PRE COOLER.  REPLACED PRE COOLER LEAK CHECKED GOOD.  AC OK FOR SERVICE.

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