TM 5-3805-261-34
Section I. HYDRAULIC SYSTEM MAINTENANCE.
10-1.
HYDRAULIC SYSTEM MAINTENANCE PROCEDURES.
a.
The purpose of this section is to provide you with all needed instructions and additional information to help
you at the direct support level to keep the hydraulic system and its components in good repair.
b.
This section is arranged by functional group code and provides a list of hydraulic system components to be
maintained and step-by-step maintenance procedures.
INDEX
Title
Paragraph
Page
Hydraulic Pump Drive
10-2
10-3
Hydraulic Pump Assembly and Mounting
10-3
10-8
Pump Assembly
10-4
10-15
Circle Drive Motor
10-5
10-38
Blade Float Pilot Valve
10-6
10-43
Blade Float Check Valve
10-7
10-45
Right Blade Lift, Articulation and
Centershift Check Valve
10-8
10-49
Left Blade Lift and Scarifier
Check and Relief Valves
10-9
10-53
Hydraulic Control Valves
10-10
10-57
Hydraulic Pump Relief Valve
10-11
10-68
Circle Drive and Leaning Wheel Check Valves
10-12
10-72
Power Blade and Blade Tip Check and
Relief Valve
10-13
10-75
Scarifier Check and Relief Valve
10-14
10-80
Centershift Cylinder
10-15
10-85
Blade Tip Cylinder
10-16
10-91
Blade Lift Cylinder
10-17
10-97
Articulation Cylinder
10-18
10-103
Hydraulic Side Shift Cylinder
10-19
10-109
Scarifier Cylinder
10-20
10-116
Hydraulic Tank and Mounting
10-21
10-121
Hydraulic Pump and Control Valve
10-22
10-128
Lines and Fittings
Oil Cooler to Relief Valve and
10-23
10-136
Hydraulic Tank Lines and Fittings
10-2