Genie GTH-636 Service Manual page 84

Section 4 • Repair Procedures
BOOM COMPONENTS
41 If equipped, remove the fasteners securing the
side wear pads to the number 1 boom tube, and
remove the wear pads.
42 Raise the fork end of the number 2 boom tube
assembly slightly and remove the boom rollers
from the number 1 boom tube.
43 Support and slide the numbers 2 and 3 boom
tube assemblies out of the number 1 boom
tube. Place the numbers 2 and 3 boom tube
assemblies on a structure capable of
supporting it.
Crushing hazard. The numbers 2
and 3 boom tube assemblies
could become unbalanced and fall
when removed from the number 1
boom tube if not properly
supported and attached to the
overhead crane.
Note: During removal, the overhead crane strap
will need to be adjusted for proper balancing.
44 Remove the chain or device securing the
booms together.
45 Extend the number 3 boom tube approximately
12 inches / 30 cm.
46 Remove the chain rollers from the top of the
number 2 boom tube at the fork end of the
boom.
47 Remove the wear pads of the number 2 boom
tube at the fork end of the boom.
48 Attach a lifting strap from an overhead crane to
the number 3 boom tube assembly at the fork
end of the boom.
4 - 14 GTH-636 • GTH-644 • GTH-842 • GTH-844 • GTH-1048 • GTH-1056
49 Support and slide the number 3 boom tube
assembly approximately halfway out of the
number 2 boom tube.
50 If equipped, remove the fasteners securing the
side wear pads to the number 2 boom tube, and
remove the wear pads.
51 Raise the fork end of the number 3 boom tube
assembly slightly and remove the boom rollers
of the number 2 boom tube.
52 Support and slide the number 3 boom tube
assembly out of the number 2 boom tube.
Place the number 3 boom tube assembly on a
structure capable of supporting it.
Crushing hazard. The number 3
boom tube assembly could
become unbalanced and fall when
removed from the number 2 boom
tube if not properly supported and
attached to the overhead crane.
Note: During removal, the overhead crane strap
will need to be adjusted for proper balancing.
June 2007
REV C
Part No. 97487