CFM 56-3 Engine Disassembly and Assembly Capability(5)

.  Remove HPT Rear Shaft

.  Remove HPT Front Shaft

.  Remove HPT Front Seal

.  Remove Front Blade Retainer

.  Visually Inspect exposed areas of Sub-assemblies

Disassembly

.  Incoming Inspection

.  Remove Slabbed-Head Bolts from HPT Shroud Nozzle Support Forward Flange

.  Remove LPT Nozzle Assembly from HPT Shroud Support Assembly

.  Disassemble HPT Shroud

.  Visually Inspect exposed areas of Sub-assemblies

.  Incoming Inspection

.  Disassembly of Rotor/Stator

.  Removal of LPT Shroud Support

.  Disassembly of Stage 4 Turbine Disk

.  Disassembly of Stage 3 Turbine Disk

.  Disassembly of Stage 2 Turbine Disk

.  Disassembly of Stage 1 Turbine Disk

.  Disassembly of Turbine Air Cooling Air Tube Assembly

.  Visually Inspect exposed areas of Sub-assemblies

.  Incoming Inspection

.  Removal of No.5 Roller Bearing

.  Removal of Center Vent Tube Rear Extension Duct

.  Removal of Center Vent Tube

.  Removal of Center Vent Tube Supports

.  Removal of Rear Rotating Air/Oil Seal and Rear Rotating Air Seal

.  Removal of Forward Rotating Air Seal

.  Removal of LPT Stub Shaft

.  Removal of Forward Rotating Oil Seal

.  Removal of No.4 Roller Bearing

.  Install LPT Shaft in Storage Position

.  Install overall protective items on Forward and Aft Ends of LPT Shaft

.  Visually Inspect exposed areas of Sub-assemblies

.  Incoming Inspection

.  Removal of Turbine Frame Midstream Fairing and Rear Cover

.  Removal of Blanking Plugs mounted externally around Turbine Frame

.  Removal of No.5 Bearing Overboard Seal Drain Tube

.  Removal of No.5 Bearing Overboard Seal Drain Flange

.  Removal of Clamp and Support Securing No.5 Bearing Oil Supply Tube from Turbine Frame

.  Removal of No.5 Bearing Adjusting Sleeve

.  Removal of No.5 Bearing Support and Oil Sump Assembly

.  Visually Inspect exposed areas of Sub-assemblies

.  Incoming Inspection

.  Remove No.3 Bearing Front Oil Nozzle

.  Remove Radial Drive Shaft Oil Nozzle

.  Remove No.3 Bearing Retaining Bolt

.  Remove No.3 Bearing Aft Oil Nozzle

.  Remove Horizontal Bevel Gear Assembly

.  Remove No.3 Bearing Aft Rotating Seal

.  Remove No.3 Bearing from Horizontal Bevel Gear

.  Remove No.3 Bearing Lock Nut from Horizontal Bevel Gear

.  Disassemble No.3 Bearing Lock Nut

.  Remove Radial Bevel Gear from IBG Housing