JLG 1850SJ Operator Manual - Manual (Page 52)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-8 – JLG Lift – 3121618
4. Glow Plug Indicator
Indicates the glow plugs are operating.
After turning on ignition, wait until light
goes out before cranking engine.
5. Axles Set Indicator
Indicates that the axles are fully extended.
The indicator will flash as the axles are
extending or retracting and be on solid
when fully extended. The light will go out
when the axles are fully retracted.
6. Platform Capacity Indicator
Indicates which capacity range is selected.
This capacity can only be selected at the plat-
form control console.
7. Platform Overload Indicator (If Equipped)
Indicates the platform has been over-
loaded.
8. Boom Control System Warning Indicator
Indicates the platform is outside the oper-
ating area and operation of certain boom
functions may be disabled (i.e. lift, tele-
scope). Attempts to use the disabled
functions cause the indicator to flash and
an alarm to sound. Immediately return the platform to the
ground. If the indicator remains lit, a boom control system
fault or failure has been detected. If a failure is discovered,
the system must be repaired by JLG authorized service per-
sonnel before the machine can be used.
9. Boom Control System Calibrated Indicator
When the Boom Control System Test But-
ton is pushed, illuminates to indicate that
the Boom Control System is calibrated
properly.