Lockout Cylinder Test - JLG 4394RT Operation And Safety Manual

3. With the platform in the transport (stowed) position:
a. Drive the machine on a grade, not to exceed the
rated gradeability, and stop to ensure the brakes
hold;
b. Ensure the platform tilt indicator light is illumi-
nated.
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SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION AND INSPECTION
– JLG Lift –
2.3 OSCILLATING AXLE - LOCKOUT CYLINDER
TEST (IF EQUIPPED)
NOTICE
LOCKOUT CYLINDER SYSTEM TEST MUST BE PERFORMED QUARTERLY, ANY
TIME A SYSTEM COMPONENT IS REPLACED, OR WHEN IMPROPER SYSTEM
OPERATION IS SUSPECTED.
NOTE: Ensure platform is fully lowered prior to beginning lockout
cylinder test, and that the surface used to approach the
ramp is flat and level.
Left Side Wheel Test
1. Place a 4 inch (10.16 cm) high block with ascension
ramp in front of left wheel of the oscillating axle.
2. From platform control station, select LOW drive speed.
3. Set the DRIVE control switch into position and care-
fully drive the machine up ascension ramp until left
oscillating axle wheel is on top of block.
4. Verify the axle oscillates to maintain contact with the
ground/ramp. (All four wheels on the ground).
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