# SDR ASAA0852978

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2008
- Submitted: May 27, 2008
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 4,970 hours, 1,454 cycles
- Engine: Ge CFM56*
- Engine time: 4,970 hours, 1,454 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Dirty
- Location: Nr 2 Engine
- Part time: 4,970 hours, 1,454 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0852978

## Discrepancy

GE REMOTE DIAGNOSTICS NR 2 ENGINE TREND DATA CONTINUES TO
SHOW A GREATER THAN NORMAL EGT MARGIN LOSS.  ACCOMPLISH NR 2 ENGINE SINGLE ENGINE COMPRESSOR CLEANING IAW AMM SUPPLEMEMT 72-00-00 P710.  ACCOMPLISHED COMPRESSOR WASH ON NR 2 ENG REF MM SUPP 72-00-00 PGS 710-713 STEP F(1) (26).  COMPLETED STEPS (27) THROUGH (70) PGS 713 715.

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