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Explains on-condition maintenance and scheduled/unscheduled inspections.
Details engine types, sections, and systems.
Covers probe size, temperature limits, safety, and references to AMM/NDTM.
Lists borescope tools, equipment, checks, and engine rotation methods.
Covers fan, booster, and N1 rotor indexing.
Covers HPC inspection and N2 rotor indexing.
Details inspection of combustor liners and dome.
Covers inspection of HPT nozzles, blades, and shrouds.
Details inspection of LPT blades and defects.
Reference table of blade counts for engine models.
Lists relevant service bulletins.
Visual aids for engine components and inspection points.
Explains on-condition maintenance and scheduled/unscheduled inspections.
Details engine types, sections, and systems.
Covers probe size, temperature limits, safety, and references to AMM/NDTM.
Lists borescope tools, equipment, checks, and engine rotation methods.
Covers fan, booster, and N1 rotor indexing.
Covers HPC inspection and N2 rotor indexing.
Details inspection of combustor liners and dome.
Covers inspection of HPT nozzles, blades, and shrouds.
Details inspection of LPT blades and defects.
Reference table of blade counts for engine models.
Lists relevant service bulletins.
Visual aids for engine components and inspection points.
General| Type | Turbofan |
|---|---|
| Fan Diameter | 60 in (1.52 m) |
| Number of Stages (Fan) | 1 |
| Number of Stages (High Pressure Compressor) | 9 |
| Number of Stages (High Pressure Turbine) | 1 |
| Number of Stages (Low Pressure Turbine) | 4 |
| Overall Pressure Ratio | 27.5:1 |
| Applications | Boeing 737-300/-400/-500 |
| Thrust | 18, 500–23, 500 lbf (82–105 kN) |
| Turbine Inlet Temperature | 1, 350 °C (2, 460 °F) |
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