Genie GTH-636, Service And Repair Manual

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April 2018 Service and Repair Manual
Boom Components
Part No. 1287209GT GTH-636 15
10 Remove the chain anchors from each end of
the chain and install them on the new chain.
Note: Always use new cotter pins when installing a
chain.
1 Extension chain anchors
2 Retract chain anchor
11 Feed an electrical 'fish tape' through the boom
from the front and attach it to the new chain.
Also attach a short rope to the pivot end of the
chain.
12 Working at the fork end of the boom, use the
tape to carefully pull the chain through the
boom just until the end of the chain is
accessible. Remove the tape from the chain.
13 Now pull the chain carefully toward the pivot
end until the mounting holes of the chain
anchor line up with the holes on the boom
tube. Install the fasteners securing the chain to
the bottom of the boom tube.
14 Working at the pivot end of the boom, route
the chain over the roller and install the chain
onto the boom assembly using the pivot pin
and retaining clip removed in step 8.
15 Install the extension cylinder removed in step
7.
16 Check the tension on the extension chains.
Refer to Maintenance Procedure,
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.
1 Retract chain anchor bolts