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Explains the CFM56 maintenance concept allowing engines to remain installed until needed.
Details the two primary types of borescope inspections based on timing and cause.
Covers checks for borescope resolution monitor and target for optimal viewing definition.
Provides steps to align fan blade No. 1 using the T12 sensor for reference.
Explains how to establish the N2 rotor reference point using blade locks on stage 4.
Details inspection ports, areas (liners, dome), and probes for SAC.
Focuses on inspecting the SAC dome area components and potential defects like cracks and missing material.
Outlines procedures for inspecting fuel nozzle tips after birdstrike or FOD events.
Covers HPT nozzle inspection using rigid probes through specific ports.
Details inspecting HPT nozzle segments and shroud using flexible probes and guide tubes.
Introduces LPT long span blades and the inspection process for blade condition.
Explains the CFM56 maintenance concept allowing engines to remain installed until needed.
Details the two primary types of borescope inspections based on timing and cause.
Covers checks for borescope resolution monitor and target for optimal viewing definition.
Provides steps to align fan blade No. 1 using the T12 sensor for reference.
Explains how to establish the N2 rotor reference point using blade locks on stage 4.
Details inspection ports, areas (liners, dome), and probes for SAC.
Focuses on inspecting the SAC dome area components and potential defects like cracks and missing material.
Outlines procedures for inspecting fuel nozzle tips after birdstrike or FOD events.
Covers HPT nozzle inspection using rigid probes through specific ports.
Details inspecting HPT nozzle segments and shroud using flexible probes and guide tubes.
Introduces LPT long span blades and the inspection process for blade condition.
General| Type | Turbofan |
|---|---|
| Applications | Airbus A320 family |
| Combustor | Annular |
| Overall Pressure Ratio | 35:1 |
| Compressor | 9-stage high-pressure axial compressor |
| Turbine | 1 HP stage, 4 LP stages |
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