JLG 740AJ Operator Manual - Manual (Page 48)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-8 – JLG Lift – 3121295
9. Platform Overload (If equipped)
Indicates the platform has been overloaded.
10. Hydraulic Oil Filter Indicator (Prior to S/N 85331)
A gauge indicates that the return oil filter is too restrictive
and needs to be replaced.
11. Transmission Pump Oil Filter Indicator (Prior to S/N
85331)
Indicates that the charge pump filter is too restrictive
and needs to be replaced.
12. Engine Air Filter Indicator (Prior to S/N 85331)
When illuminated indicates that the air filter is too restric-
tive and needs to be replaced.
Platform Station
1. Power/Emergency Stop
An ON-OFF POWER/EMERGENCY STOP switch and a
separate ENGINE START/AUXILIARY POWER toggle
switch on the platform console supply electrical power
to the starter solenoid, when the ignition switch is placed
in the “ON” position and the ENGINE START switch is
pushed forward momentarily.
2. Travel Warning Horn
A push-type HORN switch supplies electrical power to
an audible warning device when pressed.
3. Main Lift/Swing Controller
A proportional dual axis joystick is provided for main lift
and swing. Push forward to lift up, pull backward to lift
down. Move right to swing right, move left to swing left.
NOTE: Main boom lift and swing functions may be selected in
combination. Maximum speed is reduced when multiple
functions are selected.