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TM 10-3930-669-20
CHAPTER 17
HYDRAULIC SYSTEM MAINTENANCE
Para
Contents
Page
17-1
Introduction ...............................................................................................................................................17-1
17-2
Pivot/Shift Joystick Replacement/Repair ..................................................................................................17-2
17-3
Tilt/Lift Joystick Replacement/Repair ........................................................................................................17-11
17-4
Secondary Cylinder Flow Regulator Replacement ....................................................................................17-20
17-5
Hydraulic AOAP Valve Replacement ........................................................................................................17-22
17-6
Tilt Cylinder Replacement .........................................................................................................................17-23
17-7
Backrest Replacement ..............................................................................................................................17-27
17-8
Pivot Cylinder Replacement .....................................................................................................................17-28
17-9
Hydraulic Filter Head Replacement/Repair ...............................................................................................17-34
17-10
Main Hydraulic System Hose and Tube Replacement ...............................................................................17-38
17-11
Priority Valve Replacement ......................................................................................................................17-71
17-1. INTRODUCTION.
This chapter contains maintenance instructions for removing, replacing, installing, and adjusting components of the
hydraulic system authorized by the Maintenance Allocation Chart (MAC) at the Unit Maintenance level.
17-1
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