JLG 150HAX Operator Manual - Manual (Page 48)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-12 – JLG Lift – 3121213
6. Ignition/Emergency Stop Button
The IGNITION/EMERGENCY STOP button, when pulled
out, supplies power to the start button. When
depressed, the button shuts off machine power in case
of an emergency.
7. Main Telescope Controller
The MAIN TELESCOPE controller provides extension
and retraction of the main boom when positioned to IN
or OUT.
8. Tower Lift Controller
The TOWER LIFT controller provides raising and lower-
ing of the tower boom when positioned to UP or DOWN.
9. Engine Distress Indicator (If Equipped)
The red ENGINE DISTRESS indicator illuminates to
warn the operator of high engine coolant temperature or
low oil pressure.
10. Main Lift Controller
The MAIN LIFT controller provides raising and lowering
of the main boom when positioned to UP or DOWN.
11. Broken Chain (CE)
The red BROKEN CHAIN indicator light will illuminate to
warn the operator of a broken fly extend chain in the
main boom or a broken fly retract chain in the main
boom.
12. Swing Controller
The SWING controller provides 360° continuous boom
rotation when positioned to LEFT or RIGHT.
13. Axles Set Indicator (Green)
The green AXLES SET indicator light illuminates when
the axles are fully extended and locked in place.
14. Warning Horn
The HORN push button switch, when pressed, supplies
electrical power to activate the warning horn. The horn is
also activated by the Tilt Alarm switch when the chassis
is on a severe slope (over 5°).