FORWARD ENGINE MODULE (GEARBOX MODULE ATTACHED) REMOVAL AND INSTALLATION (Sheet 1 of 7)

TM 9-2835-255-34

FORWARD ENGINE MODULE (GEARBOX MODULE ATTACHED) REMOVAL

AND INSTALLATION (Sheet 1 of 7)

TOOLS:

General mechanic's tool kit: automotive (SC 5180-90-CL-N26)

Bottoming tap, 1/4-28 (Item 15, Appendix D)

Chain hoist, 1-ton minimum capacity (Item 20, Appendix D)

Combination wrench, 1-1/4 inch (Item 16, Appendix D)

Extension, 3/8-inch drive, 6-inch (Item 8, Appendix D)

Forward engine module lifting sling (Item 7, Appendix D)

Hoist, l-ton minimum capacity (Item 21, Appendix D)

Jackscrew (Item 18, Appendix D) (4 required)

Ratchet handle, 3/8-inch drive (Item 9, Appendix D)

Socket, 3/8-inch drive, l/2-inch (Item 12, Appendix D)

Socket, 3/8-inch drive, 11/16-inch (Item 22, Appendix D)

Socket, 3/8-inch drive, 3/4-inch (Item 14, Appendix D)

Torque adapter (Item 23, Appendix D)

Torque wrench, 0-600 in-lb (Item 17, Appendix D)

SUPPLIES: Antiseize compound (Item 2, Appendix B)

Gasket (Item 15, Appendix E)

Lubricating oil (Item 11 or 12, Appendix B)

Self-locking nut (Item 16, Appendix E) (96 required)

Shortening compound (Item 20, Appendix B)

Wood block (Item 32, Appendix B) (3 required)

PERSONNEL: Two

EQUIPMENT CONDITION: Oil tank and gearbox module drained (TM 20-1)

Lubricating oil tank assembly removed (TM 20-1)

Thermocouple branched wiring harness 3W106 removed (TM 20-1)

Power turbine stator cylinder assembly removed (TM 20-1)

Power turbine stator feedback control assembly removed (TM 20-1)

Hose assembly (No. 6A and 6B bearing scavenge) removed (TM 20-1)

Hose assembly (No. 5 inner bearing scavenge) removed (TM 20-1)

Forward reduction gearbox tube assembly removed (TM 20-1)

Tube assembly (No. 5 and 6 bearings) removed (TM 20-1)

Compressed air tube assembly removed (TM 20-1)

Tube assembly (reduction gearbox oil feed - forward) removed (TM 20-1)

Tube assemblies (forward reduction gearbox scavenge) removed (TM 20-1)

Tube assembly (No. 5 and 6 bearing feed) removed (TM 20-1)

Fuel management system branched wiring harness 3W105 removed

(TM 20-1)

Maintenance indicator branched wiring harness 3W107 removed

(TM 20-1)

Pressure fluid filter double angle bracket removed (TM 20-1)

Ignition electrical lead removed (TM 20-1)

Forward engine overhead support installed (page 7-4)

Go on to Sheet 2

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