CHAPTER 5. FORWARD ENGINE MODULE MAINTENANCE

TM 9-2835-255-34

CHAPTER 5

FORWARD ENGINE MODULE MAINTENANCE

CHAPTER INDEX

PAGE

PROCEDURE

Turbine Axial Compressor (High Pressure) Housing (Top Half) Replacement . . . . . . . . . . . . . . . . . . . . . . .

5-1

intermediate (Low Pressure) Housing (Top Half) Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-6

Forward Engine Module Lifting Sling Installation and Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-12

Forward Engine Module Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-13

Forward Engine Module Removal from and Installation in Shipping Container . . . . . . . . . . . . . . . . . . . . . .

5-23

Forward Engine Module (Gearbox Module Attached) Removal and Installation . . . . . . . . . . . . . . . . . . . . .

5-25

Screen Assembly Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-31

5-32

IGV Bellcrank Spring Pin Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Low Pressure Rotor and Housing Assembly (Compressor) and High Pressure Axial Compressor

5-34

and Rotor Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

No 1 Bearing Seal/Packing Retainer Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-55

No 2 & 3 Bearing Seal/Packing Retainer Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-75

No. 12 Bearing and Splined Coupling Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5-124

TURBINE AXIAL COMPRESSOR (HIGH PRESSURE) HOUSING (TOP HALF) REPLACEMENT (Sheet I of 5)

TOOLS:

General mechanic's tool kit: automotive (SC5180-90-N26)

Inserted hammer face (Item 1, Appendix D)

Inserted hammer face holder (Item 2, Appendix D)

PERSONNEL: Two

SUPPLIES:

Antiseize compound (Item 2, Appendix B)

Cotter pin (Item 5, Appendix E)

Gasket (Item 1, Appendix E) (2 required)

Lockwasher (Item 2, Appendix E) (16 required)

Self-locking nut (Item 3, Appendix E) (14 required)

Self-locking nut (Item 4, Appendix E) (14 required)

Shortening compound (Item 20, Appendix B)

Technical beeswax (Item 3, Appendix B)

Wiping rag (Item 14, Appendix B)

Go on to Sheet 2

5-1

Change 6