# SDR 2002UALA01301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2002
- Submitted: August 28, 2002
- Operation: Air carrier
- Aircraft: [N310UA](https://openairdocs.org/aircraft/N310UA), registered now
- Make and model: Boeing 737322
- Aircraft serial: 23671
- Aircraft time: 46,204 hours, 26,919 cycles
- Engine: Ge CFM56*
- Engine time: 38,249 hours, 21,413 cycles
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: B-Nut
- Part number: 3352615000
- Condition: Loose
- Location: Nr 2 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002UALA01301

## Discrepancy

NR 2 ENGINE ROLLED BACK TO IDLE AT 800 FT AGL.  AIRCRAFT RETURNED TO FIELD.  ROLLBACK WAS ATTRIBUTED TO A LOOSE CDP B-NUT AIR SIGNAL LINE AT THE MAIN ENGINE CONTROL, 9 O'CLOCK POSITION.

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