# SDR USAASB03115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2003
- Submitted: August 20, 2003
- Operation: Air carrier
- Aircraft: [N373US](https://openairdocs.org/aircraft/N373US), registered now
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 22952
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Clamp
- Condition: Loose
- Location: Pneumatic Duct
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAASB03115

## Discrepancy

ON CLIMB-OUT FROM PIT, AT FL170, THE NR 1 ENGINE OVERHEAT LIGHT ILLUMINATED.  LIGHT EXTINGUISHED WHEN THROTTLE WAS RETARDED.  FLIGHT RETURNED TO FIELD AT PIT AND LANDED WITHOUT FURTHER INCIDENT.  AN EMERGENCY WAS DECLARED.  MAINTENANCE TIGHTENED A LOOSE PNEUMATIC DUCT CLAMP ON NR 1 ENGINE.  LEAK CHECK GOOD. (M)

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