Page 3-19
Maintenance
3.16 - Depression Mechanism Cylinder
X Series Work Platform
A
SSEMBLY
1. Lubricate and install new rod wiper, U-cup, O-ring and backup ring on the headcap.
2. Install the headcap onto the shaft.
3. Install the new internal backup rings, O-ring and piston seal on the piston.
4. Install the piston on the shaft and secure with the piston nut. Torque to 75 Ft/Lbs (102 Nm).
5. Lubricate the piston seal with clean hydraulic fluid, and install the shaft assembly in the cyl-
inder barrel.
6. Screw head cap into cylinder barrel until tight, and secure with set screw.
I
NSTALLATION
1. Position the cylinder assembly in the chassis and insert pivot pins, and secure with new cot-
ter pins.
2. Connect the hose assemblies to the fittings.
3. Operate the steering circuit several times throughout its entire range of travel to expel
trapped air, and check for leaks.
3.16 D
EPRESSION
M
ECHANISM
C
YLINDER
Figure 3-23: Depression Mechanism Cylinder
The Depression Mechanism Cylinders
are located at the ends of each swing-
out module.
R
EMOVAL
1. Open the module door to reach the
desired Depression Mechanism
Cylinder.
2. Tag and disconnect the hoses from
the cylinder fittings, and immedi-
ately cap the openings to prevent
foreign material from entering.
3. Remove the pin clip and locknut
from the pivot pins, then pull the
cylinder off the pins.
I
NSTALLATION
1. Place cylinder, piston end down, onto pivot pins. Install locknut and pin clip.
2. Connect the hoses to the fittings.
3. Lift the platform, then lower it and move the machine. Repeat this several times to check for
proper operation.
060571-005
Содержание X Series
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