TM 9-4940-568-34
3-29
3-9.
JACK CYLINDER REPLACEMENT.
THIS TASK COVERS:
a. Removal
b. Cleaning/Inspection
c.
Installation
INITIAL SETUP
Tools
Tool Kit, General Mechanic’s
(Item 67, Appendix F)
Personal required
1 Assistant
Materials/Parts
Packing, preformed (4) (Item 74, Appendix E)
Lockwasher (4) (Item 45, Appendix E)
Equipment Condition
FRS unloaded, (TM 9-4940-568-10).
Special Environmental Conditions
Cleanliness is extremely important when
working with hydraulic equipment. Clean all
parts before disassembly, and work in a clean
area.
a.
Removal
WARNING
Hydraulics may be under pres-
sure and can spurt out when
lines are disconnected. Crack all
lines slowly and keep your face
clear of lines.
NOTE
Steps are the same for left or
right jack cylinders, left side
shown.
Tag and mark all hydraulic hoses
prior to removal.
Cap and plug all hoses and
fittings upon removal.
WARNING
Be sure to wear safety glasses
when servicing hydraulic
system.
(1) Remove hose (1) and two preformed
packings (2) from elbow (3). Discard
preformed packings.
(2) Remove elbow (3) and adapter (4) from
cylinder (5).
2
3
4
5
1
