JLG 1850SJ Operation & Safety Manual page 48

Machine Controls and Indicators
Main Boom Telescope
Provides extension and retraction of the main boom.
Platform Leveling Override Switch
A three position switch allows the operator to adjust the automatic self leveling system. This switch
is used to adjust platform level in situations such as ascending/descending a grade.
Only use the platform leveling override function for slight leveling of the platform.
Incorrect use could cause the load/occupant to shift or fall. Failure to do so could
result in death or serious injury.
Platform Rotate
Provides rotation of the platform.
Platform / Ground Select Switch
The three position, key operated switch supplies power to the platform control console when
positioned to Platform. With the switch key turned to the Ground position only ground controls are
operable.
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