Elliott Digger Derrick, Operation & Maintenance Manual, Page: 119 / 376

Platform Install/Operation EEC-0049 V1.1
Platform Operation
the hydraulic system, the air will need to be bled out. The bleeding procedure is
outlined below
A. Remove leveling cylinder upper pin and suspend the cylinder horizontal to
the ground ( zip ties may be used )
B. Ensure the oil level in the reservoir is above the minimum level for the
entire procedure
C. With the cylinder fully retracted: Select the platform CW position and
loosen the bleeding cap on the retract port. Pump until cylinder is fully
extended. Tighten the bleeding cap.
D. With the cylinder fully extended: Select the platform CCW position and
loosen the bleeding cap on the extend port. Pump until cylinder is fully
retracted. Tighten the bleeding cap.
E. Repeat steps 3 and 4, two to three times or until all air is removed from
the system
F. Re-install the cylinder upper pin and test the system with platform hooked
to the boom or jib. Select the platform brake position and rock the platform
back and forth. The platform swing should be less than 10 degrees.
Kickstand
This is a spring loaded part of the platform assembly that retracts towards
the platform floor when the platform is lifted off the ground. A hand-pulled cable is
used to launch the kickstand when landing the platform on the ground. When
deployed the kickstand provides support for the platform while the yoke is lifted
for boom or jib alignment.