JLG sky trak mmv Service Manual page 592

Electrical System
a. Power-Up Lights
When the ignition switch is turned to power up the vehi-
cle, all lights in the display panel will illuminate for three
seconds as a test function. During this time, an audible
alarm will also sound.
The Fasten Seat Belt and Read Manual sym-
bols (1 and 2) will remain illuminated for five to
seven seconds, reminding the operator to fas-
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ten the seat belt and to review the Owners/Op-
erators Manual if there are any questions about
safe and proper operation of the vehicle
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(a manual should be kept in the storage com-
partment beneath the seat at all times.)
3
1
4
5
b. Normal Operating Lights
After the engine starts, the operator's display panel (3)
provides information via the following indicators:
Fuel Level Indicator Bars
Each of the fuel level indicator bars (4) repre-
sents approximately 1/4 tank. The vehicle must
be parked on a firm, level surface to ensure an
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accurate fuel level reading. The fuel level indi-
cator bars will be illuminated with a low-light green hue,
easily apparent for night visibility and in low-light condi-
tions.
When approximately 1/8 tank is reached, the
last fuel level indicator bar will stop illuminating,
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and the fuel level indicator symbol (5), a graphic
of a fuel dispensing pump, will change from green to
orange. When the fuel level indicator symbol changes
from green to orange, refuel the tank. For additional
information refer to Section 10.9.7, Fuel Level Indicator
Troubleshooting .
10.112
2
MM1991
Travel and Gear Select Indicators
The travel (6) and gear select indica-
tors (7) illuminate to show the direction
the travel select lever is in (F for FOR-
WARD, N for NEUTRAL, and R for
REVERSE) and the gear presently en-
gaged (1, 2, 3 or 4).
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Steer Mode Indicators
The steer mode indicators (8) illuminate to
show which of the steer modes (front-wheel,
four-wheel, or crab) is presently engaged.
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Attachment Tilt Mode Indicator
One of the two attachment tilt mode
indicators (9) will illuminate to show which
mode (extend/retract or raise/lower) is
presently engaged.
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c. Function Indicator Lights
There are two subdued or "hidden" function indicator
lights (10 and 11) in the display panel that illuminate only
when a specific function is activated. They are:
7
8
6
9
Model MMV Rev. 12-04
MM1991