# SDR AWXA9900026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N509DC](https://openairdocs.org/aircraft/N509DC), registered now
- Make and model: Boeing 737-33A
- Registry model: [Boeing 737-33A](https://openairdocs.org/model/boeing-737-33a) (OpenAirDocs)
- Aircraft serial: 23636
- System (JASC): [7722 · Engine EGT/TIT Indicating System](https://openairdocs.org/jasc/7722)
- Part: Egt Gauge
- Part number: WL202EED4
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA9900026

## Discrepancy

NR 1 ENG EGT GAUGE VERY ERRATIC.  NEEDLE FOLLOWS DIGITAL INDICATION WHICH INTERMITTENTLY BLANKS.  BEGAN WORKING NORMAL FOR ABOUT THE LAST 15 MIN OF APPROACH.  INSPECTED WIRE HARNESS AND ENGINE, ALL OK.  REMOVED AND REPLACED NR 1 ENGINE EGT GAUGE.  RAN ENGINE, OPS NORMAL.

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