
70 SEBU7494-06
Operation Section
Operation
Note: If you are
installing a material handling arm
that is not equipped with the optional center step,
do not exit the machine. A second person needs to
perform steps
14 through step 16.
g00929831
Illustration 53
14. If the machine is equipped with a manual coupler,
ensure that the levers for the coupler are in the
ENGAGED position. If the machine is equipped
with a hydraulic quick coupler refer to Operation
and Maintenance Manual, “Work Tool Coupler
Operation” for details on engaging the coupler
pins.
15. If the work tool requires hydraulics, then use the
following procedure.
g00929874
Illustration 54
a. Route the hydra
ulic hoses through the hose
guide on the machine in order to prevent
damage to the hoses. Not all work tools require
the hydraulic
hoses to be routed through the
hose guide. The work tool Owner’s Manual will
inform you if the hydraulic hoses need to be
routed throu
gh the hose guide. The Caterpillar
simple hydromechanical work tools require the
hoses to be routed through the hose guide.
b. Ensure that the quick connect couplers are
clean.
c. Connect the auxiliary hydraulic hoses for the
work tool to the machine. Twist the collar of the
quick conne
ct coupler for one quarter of a turn
in order to secure the hydraulic connections.
d. If the work t
ool is equipped with electrical lines,
then route the electrical lines with the hydraulic
hoses.
g00897773
Illustration 55
e. Connect the wire harness (if equipped) to the
electrical connector on the machine.
f. Connect the water line (if equipped) to the
electrical connector for the water line on the
machine.
g00929897
Illustration 56