JLG 1500SJ Operator Manual - Manual (Page 81)

SECTION 4 - MACHINE OPERATION
3121261 – JLG Lift – 4-15
Telescoping the Boom
NOTE: The telescope function is not operable beyond the transport
position if the axles are not fully extended.
To extend or retract the main boom, use the Telescope
Control Switch to select In or Out movement.
Telescoping the Jib
To extend or retract the jib, use the Jib Telescope Con-
trol Switch to select In or Out movement.
Stowing/Swinging the Jib
To swing the jib for stowage or machine usage,
use the Jib Stow control to select Right or Left
direction. The jib lock pin will also operate auto-
matically while using the Jib Stow switch.
4.10 FUNCTION SPEED CONTROL
This control affects the speed of main boom
telescope, jib telescope, and jib lift. Turning the
knob all the way counterclockwise until it clicks
puts drive, main lift, platform rotate, and swing
into creep mode.