Genie GTH-1544, Руководство по обслуживанию и ремонту

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September 2016
Part No.1272857 GTH-1544 3-9
Section 3 • Repair Procedures
8 Cover the ends of the fl exible hoses to prevent
dirt from entering inside.
9 At the pivot end of the boom, remove the
clamps and brackets securing the fl exible
hoses “ f ” and “ g ” to the boom section.
10 Securely attach a guide rope to the fl exible
hoses. This will be used to install the new
hoses. Pull out the previously disconnected
fl exible hoses from the pivot end of the boom.
11 Reach position “ e ” under the boom.
12 Disconnect the fl exible hoses “ f ” and “ g ”, then
cover the ends and pull them out completely.
13 At the pivot end of the boom, remove the
locknuts of the extend chain tensioners.
14 Disassemble the support securing the extend
chain tensioners and pull it out of the boom.
15 Reach the upper area of the boom fork end and
remove the 4 screws “ h ” securing the boom
retract chains, then pull out the end of the chain
retaining the
fi rst boom section.
16 The second and third sections are
disconnected from the fi rst section and can be
pulled out.
17 Using an overhead crane and lifting
accessories compliant with the regulations in
force, sling the boom in the position “
i ”, slightly
lift the boom in order to take the weight out
from the lower pads, then pull the second and
third sections out of approximately 16-19 in /
40-50 cm simultaneously.
18 Remove all front pads in the fi rst boom section.
19 Attach lifting straps to the second and third
boom sections; handle them very slowly, paying
attention to the position of the straps to make
sure the boom sections are always horizontal.
BOOM COMPONENTS
a
o
b
e
d
g
f
c
h
i