Terex Genie Z-45 DC, Service And Repair Manual, Page: 48 / 140

38 Z
®
-45 DC • Z
®
-45 FE Part No. 1297714GT
July 2020 Service and Repair Manual
12 Use a soft metal drift to drive the barrel-end
pivot pin half way out. Lower the barrel end of
the secondary boom lift cylinder and let it hang
down.
13 Use a soft metal drift to drive the rod-end pivot
pin half way out.
14 Remove the secondary boom lift cylinder from
the machine.
15 Repeat steps 11 through 14 for the other
secondary boom lift cylinder.
WARNING
Crushing hazard. The secondary
boom lift cylinder could become
unbalanced and fall when
removed from the machine if
not properly attached to the
overhead lifting device.
NOTICE
Component damage hazard.
When removing a secondary
boom lift cylinder from the
machine, be careful not to
damage the counterbalance
valve at the barrel end of the
cylinder.
16 Attach a lifting strap from an overhead lifting
device to the upper pivot for support. Do not lift
it.
17 Attach a lifting strap from a second overhead
lifting device to the number 1 arm at the mid-
point between the upper pivot and mid-pivot.
18 Remove the pin retaining fasteners from the
number 1 arm pivot pins at the mid-pivot and
the upper pivot. Do not remove the pins.
19 Use a soft metal drift to drive both pins out.
Secondary Boom Components
20 Remove the number 1 arm from the machine.
WARNING
Crushing hazard. The number 1
arm could become unbalanced
and fall when removed from the
machine if not properly attached
to the overhead lifting device.
WARNING
Crushing hazard. The upper
pivot could fall when the
number 1 arm is removed from
the machine if not properly
supported by the overhead lifting
device.
21 Using the overhead lifting device attached to
the upper pivot, raise the secondary boom
assembly approximately 30 inches / 76 cm.
22 Insert a 4 x 4 x 11 inch / 10 x 10 x 28 cm block
between the number 2 arm and the boom rest.
Then lower the secondary boom assembly onto
the block.
WARNING
Crushing hazard. The secondary
boom assembly could fall if not
properly supported by the 4 x 4 x
11 inch / 10 x 10 x 28 cm block.
23 Pull all of the cables and hoses out through the
upper pivot.
NOTICE
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
24 Remove the hose and cable covers from the
top of the number 2 arm.