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SECTION 3 - MACHINE CONTROLS AND INDICATORS
3. Capacity Indicator
Indicates the maximum capacity for the current position
of the platform.
4. Fuel Indicator
Indicates level of fuel in the tank. When fuel level indi-
cates 1/8 full or less, there is approximately four usable
gallons of fuel remaining.
5. Enable Indicator
Indicates that the footswitch is depressed and the plat-
form controls are ready for use. To enable the controls,
depress the footswitch and select any function within
seven seconds. The controls will then remain active as
long as there is not a delay of seven seconds between
stopping one function and starting the next one. If the
seven second interval is exceeded, the enable light will
go out and the controls will not operate. To enable the
controls again, remove your foot from the footswitch
and depress the footswitch.
6. Glow Plug Indicator
Illuminates when the glow plugs are operating. Wait
until the light goes out before cranking engine.
3-18
7. Malfunction Indicator
On machines prior to S/N 61718, the light turns on and
an alarm sounds when machine's power system
requires immediate service. Any of the following condi-
tions will turn on light and alarm: low engine oil pres-
sure, high engine coolant temperature, clogged engine
air filter, low alternator output, clogged hydraulic oil
return filter, or clogged charge pump filter.
On machines from S/N 61718 to present, the light indi-
cates that the Control System has detected a malfunc-
tion and a Diagnostic Trouble Code has been set in the
system memory. Refer to the Service Manual for
instructions concerning the trouble codes and trouble
code retrieval.
The malfunction indicator light will illuminate for 2-3
seconds when the key is positioned to the on position
to act as a self test.
– JLG Lift –
3121216
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