CHAPTER 4 ENGINE MAINTENANCE

TM 10-3930-673-20-2

ENGINE MAINTENANCE

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Contents

Page

General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-1

4-2.

Engine Assembly Serviced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2

4-3.

Intake and Exhaust Valve Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-4

4-4.

Rocker Lever Covers Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-7

4-5.

Engine Oil Dipstick and Dipstick Tube Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-9

4-6.

Engine Oil Filler Neck Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-10

4-7.

Engine Oil Sampling Valve Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-11

4-8.

Exhaust Manifold Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-12

4-9.

Intake Manifold Cover Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-13

4-1. GENERAL

This chapter provides maintenance procedures assigned to the organizational level for the engine oil system. Also included in

this chapter are maintenance procedures for various engine components that are not part of the oil system. To find a specific

maintenance procedure, see the maintenance task summary above.

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