CONTROLS, ROCKER ARM.

TM 55-1930-208-24

3-31. CONTROLS,ROCKER ARM.

This task covers:

a. Removal

Cleaning

c. Inspection

d. Installation

e. Installation

INITIAL SETUP:

Tools Required:

Tool Kit, General Mechanic's (Item 1, Appendix B)

Wrench, Torque (Item 71, Appendix B)

Materials Required:

Fuel line caps.

Oil, Fuel (Item 9, Appendix C)

Oil, Lubricating (Item 12, Appendix C)

Equipment Conditions:

Engine shut down (paragraph 2-11, TM 55-1930-208-10).

Rocker cover removed (paragraph 3-34).

Injector fuel pipes removed and ports capped (paragraph 3-22).

a. Removal. (Refer to figure 3-75).

(1) Crank engine or turn crankshaft to bring injector and valve rocker arms in line horizontally on the cylinder

being worked on.

NOTE

Do not bar the crankshaft in a counterclockwise direction of rotation with a wrench or barring tool on the

crankshaft bolt, or the bolt may be loosened.

(2) Remove two bolts (1) which secure brackets (2) to cylinder head (3).

(3) Fold rocker arms (4) back and remove brackets (2) and shaft (5).

(4) Loosen the locknuts (6) and unscrew rocker arms from push rods (7).

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