JLG 600SC_660SJC Operator Manual - Manual (Page 45)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3121606 – JLG Lift – 3-11
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.
2. Platform Leveling Override
A three position switch allows the operator to
adjust the automatic self leveling system. This
switch is used to adjust platform level in situa-
tions such as ascending/descending a grade.
3. Horn
A push-type Horn switch supplies electrical
power to an audible warning device when pressed.
4. Power/Emergency Stop Switch
A two-position red mushroom shaped switch
furnishes power to Platform Controls when
pulled out (on). When pushed in (off ), power is
shut off to the platform functions.
5. Start/Auxiliary Power
When pushed forward, the switch energizes
the starter motor to start the engine.
The Auxiliary Power control switch energizes
the electrically operated hydraulic pump.
(Switch must be held on for duration of auxil-
iary pump use.)
The auxiliary pump functions to provide sufficient oil flow to
operate the basic machine functions should the main pump
or engine fail. The auxiliary pump will operate main boom
lift, main telescope and swing.