VALVES, INTAKE AND EXHAUST.

TM 55-1930-208-24

3-39. VALVE OPERATING MECHANISM - Continued.

Adjustment - Continued.

(2)

If there is insufficient clearance, loosen guide bolts slightly and tap each corner of the guide with a brass

rod (figure 3-84). Then, retighten bolts to specified torque 12-15 lb-ft (16-20 Nm).

Figure 3-84. Adjusting Cam Follower Guide.

3-40. VALVES, INTAKE AND EXHAUST.

This task covers:

a. Removal

b. Cleaning

c. Inspection

d. Repair

e. Installation

INITIAL SETUP:

Tools Required:

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

Remover, Spring, P/N J3092-01 (Item 44, Appendix B)

Valve Spring Compressor (Item 46, Appendix B)

Materials Required:

Oil, Lubricating (Item 12, Appendix C)

Wood Block (2" X 3" X 30")

Equipment Conditions:

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

Fuel pipes and injectors removed (paragraph 3-35).

Rocker arms shafts removed (paragraph 3-36).

Exhaust valve bridges removed (paragraph 3-39).

3-142