What was found
ECM DATA SHOWS LOWER THAN NORMAL EGT MARGIN ON THE NR 1 ENGINE. GROUNDED YES. PERFORMED CLEANING OF THE NR 1 ENG. GAS PATH WITH PURE WATER.
- Difficulty date
- May 7, 2009
- Submitted
- May 11, 2009
- Operation
- Air carrier
- Aircraft
- N577AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35186
- Aircraft time
- 8,367 hours, 2,463 cycles
- Engine
- Cfmint CFM567B27
- Engine time
- 8,367 hours, 2,463 cycles
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- Engine
- Condition
- Malfunctioned
- Location
- Nr 1
- Part time
- 8,367 hours, 2,463 cycles
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.