# SDR AWXA9900034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N323AW
- Make and model: Boeing 737-3Y0
- Registry model: [Boeing 737-3Y0](https://openairdocs.org/model/boeing-737-3y0) (OpenAirDocs)
- Aircraft serial: 23684
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Sensor
- Condition: Loose
- Location: Cooling Duct
- Stage of operation: CR
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA9900034

## Discrepancy

EMERGENCY DECLARED, EQUIPMENT COOLING WAS INOP IN NORMAL AND ALTERNATE BUT STARTED TO WORK NORMAL ON DESCENT.  UAL MX C/W BMM CHECK, NO FAULTS.  A/C RETURNED TO PHX WITH SAME PROBLEM.  MX FOUND SENSOR LOOSE IN DUCT.  INFORMATION OBTAINED FROM MX CONTROL LOG SHEET, ADDITIONAL INFO TO FOLLOW.

---
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.