# SDR UALA2010062102189

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2010
- Submitted: July 9, 2010
- Operation: Air carrier
- Aircraft: [N654UA](https://openairdocs.org/aircraft/N654UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25392
- Aircraft time: 75,936 hours, 12,422 cycles
- Engine: Pwa PW4060
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Heat Exchanger
- Part number: 1942704
- Part serial: 32
- Condition: Cracked
- Location: Left A/C Pack
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010062102189

## Discrepancy

LEFT DUCT LEAK LIGHT ILLUMINATED. FOUND CRACKS AT WELDS. REPLACED THE PRIMARY HEAT EXCHANGER DUE TO CRACKS.

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