Genie GTH-1056, Service And Repair Manual

Page: 37 / 153

April 2017 Service and Repair Manual
Boom Components
Part No. 1278145 GTH-1056 27
6 Lower the fork level cylinder onto the chassis.
Crushing hazard. Keep hands
clear of the cylinder manifold
when lowering the cylinder.
7 Repeat this procedure beginning with step
3 for the other fork level cylinder.
8 Select a lift cylinder. Tag, disconnect and plug
the hydraulic hoses at the lift cylinder manifold.
Cap the fittings on the cylinder manifold.
9 Remove the fasteners securing the lift cylinder
barrel-end pivot pin to the chassis.
10 Support and secure the barrel end of the lift
cylinder to the boom.
11 Use a soft metal drift to remove the lift cylinder
pivot pin.
12 Repeat this procedure beginning with step
8 for the other lift cylinder.
13 Tag, disconnect and plug the hydraulic hoses
at the hydraulic hard line connections at the
pivot end of the boom. Cap the fittings.
14 Using the overhead crane, raise the boom to a
horizontal position.
Crushing hazard. The lift cylinder
will fall if not properly supported
when the boom is raised.
15 Remove the fasteners securing the boom pivot
pin to the chassis.
16 Use a soft metal drift to remove the boom pivot
pin.
Crushing hazard. The boom will
fall if not properly supported
when the pivot pin is removed
from the machine.
17 Carefully remove the boom assembly from the
machine and place it on a structure capable of
supporting it.
Crushing hazard. The boom
could become unbalanced and
fall if not properly supported
when removed from the
machine.
Component damage hazard. The
weight of the boom assembly
may crush the hydraulic hard
lines under the boom. Use
caution when placing the boom
assembly onto a structure
capable of supporting it.