REV B
Section 4 • Repair Procedures
June 2005
4 - 16
TMZ-34/19
Part No. 52075
41 Place blocks between the secondary boom and
secondary linkage.
Component damage hazard. Be
careful not to damage the cables
or hoses.
42 Attach a lifting strap from an overhead crane to
the boom pivot.
43 Remove the pin retaining fasteners from the
secondary boom pivot pin at the boom pivot.
44 Using a soft metal drift, remove the secondary
boom pivot pin at the boom pivot.
Crushing hazard. The boom pivot
could fall if not properly supported
when the pivot pin is removed.
45 Remove the pin retaining fastener from the
primary linkage pivot pin at the boom pivot.
46 Using a soft metal drift, remove the primary
linkage pivot pin at the boom pivot.
Crushing hazard. The boom pivot
will fall if not properly supported
when the pivot pin is removed.
47 Slowly remove the boom pivot from the
machine while pulling the cables and hoses
through it.
Crushing hazard. The boom pivot
will fall if not properly supported
when removed from the machine.
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
48 Remove the rear cable guard from the
secondary boom.
49 Place blocks across the turntable pivot plates,
under the secondary boom lift cylinder.
50 Remove the pin retaining bolt from the
secondary boom lift cylinder rod-end pivot pin.
51 Using a soft metal drift, remove the secondary
boom lift cylinder rod-end pivot pin. Rest the
cylinder on the boom linkage.
52 Attach a lifting strap from an overhead crane to
the secondary boom.
53 Remove the pin retaining fasteners from the
secondary boom pivot pin at the turntable pivot.
54 Using a soft metal drift, remove the secondary
boom pivot pin at the turntable pivot.
55 Remove the secondary boom from the
machine.
Crushing hazard. The boom pivot
will fall if not properly supported
when removed from the machine.
56 Carefully lay the hoses and cables over the
turntable pivot.
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
57 Rotate the rod end lug of the secondary boom
lift cylinder until it can clear the secondary
linkage during removal. Lower the cylinder
through the secondary boom linkage and rest it
on the block.
BOOM COMPONENTS
800-610-4101
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