# SDR ASAA2017070921324

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2017
- Submitted: July 10, 2017
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 39,124 hours, 11,631 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Filter
- Part number: 41F9003
- Condition: False Indication
- Location: Nr 1 Scav Sys
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017070921324

## Discrepancy

NR 1 ENGINE OIL SCAVENGE FILTER CLOG INDICATOR.  ACFT GROUNDED.  REMOVED & REPLACED THE NR 1 ENGINE OIL SCAVENGE FILTER IAW AMM 79-21-06. INSPECTED OLD OIL SCAVENGE FILTER , NO DEFECTS OR DEBRIS NOTED.  RAN THE NR 1 ENGINE AT IDLE IAW AMM 71-00-00-801-F00. LEAK CHECKED GOOD.

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