# SDR USAASB98090

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N523AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23858
- Engine: Ge CFM563B1
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Seal
- Part number: 3051157040
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAASB98090

## Discrepancy

MEM - FL 175 - AT 28,000 FEET, 138 MILES WEST OF MEM, THE NR 1 ENGINE HAD A LOSS OF OIL AS INDICATED ON THE OIL QUANTITY INDICATOR.  FLIGHT DIVERTED INTO MEM AND LANDED WITHOUT FURTHER INCIDENT.  NO EMERGENCY DECLARED.  THE NR 1 ENGINE WAS NOT SHUT DOWN IN-FLIGHT.  MAINTENANCE FOUND THE NR 1 ENGINE CSD GARLOCK SEAL LEAKING.  REPLACED SAME.  SERVICED ENGINE OIL.  OPERATIONAL CHECK AND LEAK CHECK GOOD.  (X)

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