NO. 5 SEAL AND DIAPHRAGM ASSEMBLY REPLACEMENT (Sheet 1 of 7)

TM 9-2835-255-34

NO. 5 SEAL AND DIAPHRAGM ASSEMBLY REPLACEMENT (Sheet 1 of 7)

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

Industrial goggles (Item 58, Appendix D)

Press, arbor (Item 37, Appendix D)

Tool, No. 5 seal (Item 140, Appendix D)

Torque wrench, 0-150 lb-in (Item 27, Appendix D)

SUPPLIES:

Antiseize compound (Item 2, Appendix B)

Diaphragm assembly (Item 155, Appendix E)

Marker (Item 25, Appendix B)

Non-electric wire (Item 15, Appendix B)

Penetrating oil (Item 44, Appendix B)

Ring, retaining (Item 154, Appendix E)

Seal, plain, No. 5 (Item 126, Appendix E)

Seal, special (Item 127, Appendix E)

Shortening compound (Item 20, Appendix B)

EQUJPMENT CONDITIONS: Forward engine module (gearbox module attached) removed (page 5-25)

PERSONNEL: T WO

REMOVAL:

WARNING

Support turbine rotor shaft (1) and turbine nozzle (2)

when removing to prevent damage to parts and

injury to personnel.

CAUTION

Do not lean or hang anything on shaft (1). Damage

to bearing or seals may result.

USING MARKER, PLACE A LINE (3) ON

NOZZLE (2) AND POWER TURBINE

HOUSING (4).

REMOVE SHAFT (1) AND NOZZLE (2)

FROM POWER TURBINE HOUSING (4).

a. Soak 24 bolts (5) with penetrating oil.

b. Cut safety wire and remove 24 bolts (5).

NOTE

If nozzle (2) did not separate from turbine housing

(4), go to step 3. If nozzle separated from power

turbine housing (4). go to step 4.

Go on to Sheet 2

Change 4 6-45