JLG TF6-42 (9150-4003) Operator Manual - Manual (Page 83)

Form No. 20140, Issued 3/03 z z z z z Transformer Series Work Platform Manual
Checking the rear axle locking system in material handler mode
Perform the following check from the cab. Disconnect the electrical cables and
remove the work platform. Do not engage a load before performing this
check. This test will require the use of an assistant.
1.) Position Control Station selector Key switch to Cab (see page 3.0 in the
TF6-42 Operator Manual).
2.) Start the machine from the cab. Raise the boom to approximately
zero degrees (horizontal) boom angle.
3.) Locate an eight inch curb, and drive the machine’s left front wheel up
on the curb, leaving all other wheels off the curb.
4.) Level the machine by operating the Sway function. No wheel should
leave the ground.
5.) Back the left front wheel off the curb. Again, no wheel should leave the
ground.
6.) Drive the left front wheel back up on the curb, and use the sway
function to level the machine. Set the park brake (shown on page 3.0
in the TF6-42 Operator Manual).
7.) Have an assistant check that the red LED on the proximity switch at
the right rear of the machine is “OFF”. Have the assistant disconnect
the proximity switch from the wire harness (keeping clear of the rear
wheels). The red LED should remain “OFF”.
8.) Back the left front wheel off the curb. Again, no wheel should leave the
ground.
9.) Again, staying clear of wheels, have the assistant reconnect the
proximity switch to the wire harness. No movement of the machine
should be noticed.
P7.1
Do not perform this check without
attachment properly attached to
the material handler.
WARNING !
DAILY REAR AXLE LOCK-OUT TEST PROCEDURE