Genie TMZ-50/30 Service Manual page 78

Section 4 • Repair Procedures
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SECONDARY BOOM COMPONENTS
10 Remove the cable supports securing the cables
and hoses to the mid pivot. Pull the cables
through the mid pivot and lay them off to the
side of the secondary boom.
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
For ease of assembly, pay close
attention to how the cables and
hoses are routed when removed
from the cable support.
11 Attach a lifting strap of suitable capacity from an
overhead crane to the mid pivot. Support the
mid pivot. Do not apply any lifting pressure.
g
f
e
d
c
b
a
a secondary boom hold-down latch
b secondary boom link pivot pin
c secondary boom pivot pin
d mid-pivot
e platform level master cylinder
f platform level master cylinder rod end pivot pin
g primary boom pivot pin
h extension cylinder barrel end pivot pin
i primary boom
j primary boom lift cylinder
k primary boom lift cylinder rod end pivot pin
l secondary boom
4 - 24
h i j k
12 Attach a lifting strap of suitable capacity from an
overhead crane to the secondary boom.
Support the boom. Do not apply any lifting
pressure.
13 Remove the pin retaining fasteners from the
secondary boom pivot pin at the mid pivot.
14 Using a soft metal drift, remove the secondary
boom pivot pin.
15 Remove the pin retaining fasteners from the
secondary link pivot pin at the mid pivot.
l m n o p
m secondary boom link
n secondary boom lift cylinder rod end pivot pin
o secondary boom lift cylinder
p primary boom hold-down latch
q platform level slave cylinder barrel end pivot pin
(hidden from view)
r extension boom
s platform level slave cylinder
t jib mount pivot pin
u jib mount
v platform level slave cylinder rod end pivot pin
w turntable
TMZ-50/30
June 2005
Crushing hazard. The secondary
boom could become unbalanced
and fall if not properly supported
when the pin is removed.
q r s t u
Part No. 65162
REV B
v
w