JLG 460SJ Operator Manual - Manual (Page 44)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-6 – JLG Lift – 3121216
WHEN OPERATING THE BOOM ENSURE THERE ARE NO PERSONNEL AROUND OR
UNDER PLATFORM.
6. Boom Lift Control
Provides raising and lowering of the boom when posi-
tioned up or down.
7. Hourmeter
Registers the amount of time the machine has been in use,
with the engine running. By connecting into the oil pres-
sure circuit of the engine, only engine run hours are
recorded. The hourmeter registers up to 9,999.9 hours and
cannot be reset.
8. Platform/Ground Select Switch
Supplies power to the platform control console when posi-
tioned to PLATFORM. With the switch in GROUND position,
power is shut off to the platform control console, and only
the controls on the ground control panel are operable.
NOTE: With the Platform/Ground Select Switch in the center position, power is shut off to
controls at both operating stations. Remove the key to prevent the controls from
being actuated.
9. Swing Control
Provides 360 degrees non-continuous turntable rotation
when positioned to the right or left.
10. Main Telescope Control
Provides extension and retraction of the main boom, when
positioned to in or out.