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TM 10-3930-669-34
CHAPTER 3
ENGINE MAINTENANCE
Para
Contents
Page
3-1
Introduction ..................................................................................................................................... 3-1
3-2
Wear Limits, Fits, and Tolerances .................................................................................................. 3-2
3-3
Engine/Transmission Assembly Replacement................................................................................ 3-8
3-4
Crankcase Repair ........................................................................................................................... 3-27
3-5
Cylinder Head Assembly Replacement........................................................................................... 3-36
3-6
Cylinder Head Repair...................................................................................................................... 3-42
3-7
Cylinder Replacement..................................................................................................................... 3-50
3-8
Engine Oil Pan Replacement .......................................................................................................... 3-52
3-9
Crankshaft Pulley/Vibration Damper Replacement......................................................................... 3-54
3-10
Engine Front Cover Replacement/Repair ....................................................................................... 3-55
3-11
Idler Gear Replacement/Repair ...................................................................................................... 3-59
3-12
Oil Pump Replacement ................................................................................................................... 3-62
3-13
Piston and Connecting Rod Assembly Replacement/Repair.......................................................... 3-66
3-14
Crankshaft Replacement/Repair ..................................................................................................... 3-73
3-15
Rocker Arm and Pushrod Replacement/Repair.............................................................................. 3-82
3-16
Camshaft Replacement .................................................................................................................. 3-86
3-17
Injection Pump Timing Gear Replacement ..................................................................................... 3-89
3-18
Flywheel Housing Replacement...................................................................................................... 3-92
3-1. INTRODUCTION.
This chapter contains maintenance instructions for removing, replacing, repairing, installing, adjusting, and testing engine
components authorized by the Maintenance Allocation Chart (MAC) at the Direct Support and General Support
Maintenance level.
3-1
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