Telescoping The Main Boom; Function Speed Control; Machine Safety System Override (Msso); (Ce Only) - JLG E300AJ Operation And Safety Manual

SECTION 4 - MACHINE OPERATION

Telescoping the Main Boom

To extend or retract the main boom, use the Main
Telescope Control Switch to select IN or OUT move-
ment.
4.8

FUNCTION SPEED CONTROL

This control affects the speed of boom functions,
Platform Rotate, Lift, Telescope, and Swing.
When in the fully counterclockwise position
Drive, Main Lift, Platform Rotate, and Swing are
placed in creep speed.
4.9

MACHINE SAFETY SYSTEM OVERRIDE (MSSO)

(CE ONLY)

The Machine Safety System Override (MSSO) is
used to override function controls for Emergency
Platform Retrieval only. Refer to Section 5.7,
Machine Safety System Override (MSSO) (CE
Only)for operating procedures.
4-12

4.10 SKYGUARD OPERATION

SkyGuard provides enhanced control panel protection. When the
SkyGuard sensor is activated, functions in use at the time of actu-
ation will reverse or cutout. The SkyGuard Function Table pro-
vides more details on these functions.
During activation, the horn will sound and the SkyGuard beacon
will illuminate until sensor and footswitch are disengaged.
If the SkyGuard sensor remains activated after function reversal
or cutout, depress and hold the SkyGuard Override Switch to
allow normal functions until the sensor is disengaged.
Consult the following illustrations to determine which type of
SkyGuard the machine has and how it is activated. Regardless of
type, SkyGuard function according to the SkyGuard Function
Table does not change.
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