TM 5-3805-264-14&P
Section III. HYDRAULIC SYSTEM MAINTENANCE
Paragraph
Number
Paragraph Title
Page
Number
5-4.
Hydraulic Pump Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-10
5-5.
Hydraulic Pump Repair. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-14
5-6.
Hydraulic Cylinder Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-20
5-7.
Hydraulic Cylinder Repair. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-23
5-4.
HYDRAULIC PUMP REPLACEMENT.
This task covers:
a. Removal
b. Cleaning and Inspection
c. Installation
Initial Setup:
Equipment Conditions:
Hydraulic oil drained (Chapter 3, Section I).
Transmission tunnel access cover removed (TM
9-2320-363-20).
Hydraulic control lever cable disconnected from
hydraulic pump (paragraph 4-71).
Tools/Test Equipment:
General mechanic’s tool kit (Item 8, Appendix I)
Cap and plug set (Item 1, Appendix I)
Adjustable wrench (Item 10, Appendix I)
Torque wrench (Item 11, Appendix I)
Materials/Parts:
Rags (Item 15, Appendix F)
Marker tags (Item 19, Appendix F)
Antiseize tape (Item 20, Appendix F)
Four lockwashers
Personnel Required: Two
General Safety Instructions:
DO NOT disconnect hydraulic lines while engine
is running.
Use extreme caution when handling heavy parts.
DO NOT disconnect hydraulic tines while engine is running. Engine must be shut
down and dump body fully lowered or supported on body props before lines are
disconnected. Escaping hydraulic fluid under pressure can penetrate the skin,
causing serious injury to personnel.
Hoses and ports In hydraulic components should be plugged to prevent contamina-
tion of hydraulic system (paragraph 4-21).
5-10
