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Service and Repair Manual
April 2018
Boom Components
24
GTH-1056
Part No. 1287211GT
16 Working at the fork end of the boom, use the
rope to carefully pull the chain through the
boom just until the end of the chain is
accessible.
17 Working at the pivot end of the boom and
using the fasteners removed in step 11, install
the chain anchor onto the boom tube.
Securely tighten the fasteners. Do not over
tighten.
18 Remove the rope from the chain and install the
chain into the chain anchor of the tensioner
assembly. Secure the chain to the chain
anchor using the pin and clip removed in step
7.
19 Repeat this procedure, beginning with step 9,
for the other chains.
20 Install the inspection cover, removed in step 7,
onto the boom. Install and securely tighten the
fasteners. Do not over tighten.
21 Working at the fork end of boom tube number
1, install the dual-chain tensioner into the
tensioner mount. Install the mounting
components, removed in step 5, and securely
tighten the fasteners.
22 Install the chain tensioners into the tensioner
mount at the fork end of boom tube number 0.
Install the mounting components, removed in
step 6. Evenly tighten the chain tensioners to
the top of the boom tube until they are
securely tightened.
23 Adjust the chains. Refer to Maintenance
Procedure in the appropriate Service or
Maintenance Manual for your machine,
Adjust
the Boom Sequencing Chains
.
Component damage hazard.
Chains can be damaged if the
boom is used while the chains
are out of adjustment. Do not
return the machine to use until
the chains have been correctly
adjusted.
How to R emove the Boom
How to Remove the Boom
Bodily injury hazard. This
procedure requires specific repair
skills, lifting equipment and a
suitable workshop. Attempting
this procedure without these skills
and tools could result in death or
serious injury and significant
component damage. Dealer
service is strongly recommended.
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications,
Hydraulic Hose and Fitting Torque
Specifications.
1 Remove the lifting fork and frame. Refer to
Repair Procedure,
How to Remove the Lifting
Fork Frame.
2 Attach a lifting strap from an overhead 10 ton /
10,000 kg crane to the fork end of the boom.
Support the boom. Do not apply any lifting
pressure.
3 Select a fork level cylinder. Remove the
fasteners securing the fork level cylinder
rod-end pivot pin to the boom.
4 Using a lifting strap from another overhead
crane, support the rod-end of the fork level
cylinder. Do not apply any lifting pressure.
5 Use a soft metal drift to remove the fork level
cylinder pivot pin.
Содержание Genie GTH1056
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Страница 137: ...April 2018 Service and Repair Manual Part No 1287211GT GTH 1056 127 Harness Map Proximity Sensor Beacon Lockout Options ...
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Страница 149: ...April 2018 Service and Repair Manual Part No 1287211GT GTH 1056 139 Electrical Schematic Deutz Tier 3 Eng Harness ...
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