Stabil-Trak™ System Test; Stabil-Trak™ System Test Instructions; Stabil-Trak™ System Test Procedures - JLG sky trak mmv Service Manual

Stabil-TRAK™ System
11.5 STABIL-TRAK™ SYSTEM TEST
IMPORTANT: The operator must know that the
Stabil-TRAK™ system is active and functioning properly.
To test the function of the Stabil-TRAK™ system, read
the Stabil-TRAK™ System Test instructions and follow
Steps 1 through 9 of Section 11.5.2, Stabil-TRAK™ Sys-
tem Test Procedures .
11.5.1 Stabil-TRAK™ System Test
Instructions
• Test the Stabil-TRAK™ system with the vehicle on a
level surface.
• Remove any attachment from the quick attach before
performing the test.
• Perform the test with the boom fully retracted. DO NOT
extend the boom at any time during the test.
• DO NOT raise the boom above 60° for Steps 3-6.
• DO NOT raise the boom above 45° for Steps 7-9.
• Follow Steps 1 through 9 of the Stabil-TRAK™ sys-
tem test procedure exactly as written.
IMPORTANT: If the Stabil-TRAK™ light goes OFF and
the front left tire lowers to the ground at any time during
Steps 4 through 7, the test was not performed properly
or the Stabil-TRAK™ system is not functioning properly.
Carefully repeat the steps starting with Step 1.
If the Stabil-TRAK™ light goes OFF and the front left tire
lowers to the ground consistently during Steps 4 through 7,
the Stabil-TRAK™ system is not functioning properly and
the test should be stopped immediately. If the Stabil-
TRAK™ system is not functioning properly, follow the pro-
cedures in Section 11.4, Stabil-TRAK™ Circuit Operation
and Troubleshooting , to repair the system.
WARNING:
vehicle unless you are in the seat with the seat
belt fastened around you. Death or serious
injury could result if the belt is not securely fas-
tened.
11.28
DO NOT operate this
11.5.2 Stabil-TRAK™ System Test
Procedures
Step 1:
a. Place the vehicle on a level surface with 0° sway.
b. Have the boom fully retracted and horizontal.
c. Place an 8" (203 mm) wood or cement block in
front of the front left tire.
d. Enter the vehicle.
e. Fasten the seat belt.
f. Turn the key to the RUN position.
g. Check to be sure the Stabil-TRAK™ light (1) is
OFF.
Step 2:
a. Start the engine.
b. Turn the parking brake switch OFF.
c. Move the range select lever to [1] FIRST gear.
d. Move the travel select lever to the [F] FORWARD
position.
e. Drive the vehicle up on the block.
f. Use the frame sway control to level the vehicle
back to 0°.
Step 3:
a. Depress the service brake pedal.
b. Move the travel select lever to the [N] NEUTRAL
position.
c. Raise the boom to exactly 60°. The Stabil-TRAK™
light should come ON when the boom angle is at
about 40° and remain ON.
1
MT27102
Model MMV Rev. 12/04