SCREW THREAD INSERT REPLACEMENT (MACHINE THREAD PLUG) (Sheet 1 of 3)

TM 9-2835-255-34

SCREW THREAD INSERT REPLACEMENT (.MACHINE THREAD PLUG) (Sheet 1 of 3)

TOOLS: General mechanic's tool kit: automotive (SC5 l80-90-N26)

Combination wrench, 1-I/8 inch (Item 94, Appendix D)

Metal pail, 5-gallon (Item 136, Appendix D)

Tool kit, screw thead insert (Item 123. Appendix D)

Insert, screw thread (Item 152, Appendix E)

SUPPLES:

Shortening compound (Item 20, Appendix B)

Preformed packing ( Item 123. Appendix E)

Wiping rag (itcm 14, Appendix B)

EQUIPMENT CONDITION: None

REMOVAL:

REMOVE PLUG (1).

a. Put pail under plug (1). Loosen plug (1)

from accessory gearbox (2).

b. Remove plug (1) from drain hole (3)- Let

oil drain in pail. Remove preformed

Packing (4).

REM0VE SCREW THREAD INSERT (5)

FROM ACCESSORY GEARBOX (2) USING

SCREW THREAD INSERT TOOL KIT.

a. Place blade (6) of extracting tOOl (7) into

insert (5).

b. Tap head of extracting tool (7), with ham-

mer to seal blade (6) into the top coil of

hsert (5).

With firm pressure, turn extracting tool (7)

counterclockwise until insert (5) is half

way out.

d. Turn insert (5) all the way OUt

Go on to Sheet 2

Change 4 7-25