How To Replace The Extension Chains - Genie GTH-1048 Service Manual

March 2016
How to R eplac e the Extensi on C hai ns
How to Replace the Extension
Chains
Note: Perform this procedure on a firm, level
surface with the boom in the stowed position and
the wheels chocked.
1 Start the engine and allow the engine to idle.
2 Raise the boom to a horizontal position.
3 Fully retract the boom.
4 Turn the machine off and remove the key from
the key switch.
5 GTH-1056: Working at the fork end of the
boom, loosen the fasteners securing the
dual-chain tensioner to the top of boom tube
number 1. After noting the orientation and
assembly order of the components, remove
the fasteners and pull the tensioner free of the
boom.
Part No. 123701
1 tube 3 extension chains
2 dual-chain tensioner
3 tube 2 extension chains
4 single-chain tensioner
5 boom tube number 0
6 boom tube number 1
7 boom tube number 2
8 boom tube number 3
6 GTH-1056: Working at the fork end of the
boom, loosen evenly the fasteners securing
the single-chain tensioners to the top of boom
tube number 0. After noting the orientation
and assembly order of the components,
remove the fasteners and pull the tensioners
free of the boom.
GTH-1048 • GTH-1056
Service Manual
Boom Components
GTH-1056
Courtesy of Crane.Market
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