4-88. Hydraulic Cylinder and Piston.
This task covers:
a. Test
b. Service
INITIAL SETUP
Tool
Equipment Condition:
General Mechanic’s Automotive Tool Kit
Bay unfolded (para. 2-14).
(Item 1, Appendix B)
Materials/Parts
Grease, Automotive and Artillery (Item 2, Appendix E)
a. Test. (figure 4-114)
NOTE
The following procedures are the same for both hydraulic cylinders.
(1) Open vent valve (1).
(2) Set pump control lever (2) to PUMP position.
(3) Pump handle (3) and ensure cylinder (4) extends freely.
(4) Close vent valve (1), and set pump control lever (2) to TRAFFIC and ensure cylinder(4) retracts handle (3)
is pumped.
4-288
TM 5-5420-209-12
