JLG 80SL Operator Manual - Manual (Page 56)

SECTION 4 - MACHINE OPERATION
4-6 – JLG Lift – 3121324
4.6 STEERING
The steer function is operated by depressing the two posi-
tioned button on top of the joystick. Pressing and holding
the button to the right will turn the wheels to the right.
Release the button when desired direction is achieved.
When the button is released, the wheels will remain in the
turned position. To straighten and/or turn to the left, the but-
ton must be pushed and held in the opposite direction (left in
this case). The same procedure applies for straightening or
turning right when wheels are in left turn position.
4.7 HYDRAULIC PLATFORM EXTENSION
With the lift/drive/extension switch in the extension position,
the platform can be hydraulically extended.The function is
activated by moving the controller forward to extend and
backwards to retract.
4.8 EMERGENCY LOWERING - MANUAL
DESCENT
All control switches have to be set to the neutral position.
Next, the emergency lowering valve, which is located on the
lift cylinder, can be opened hydraulically by a hand pump
located inside the hydraulic compartment. Once the lowering
is completed, all levers of the emergency lowering function
have to be put into the neutral position. Refer to Section 5,
Emergency Procedures, for instructions on manual lowering.
4.9 PARKING AND STOWING
When machine use is completed, the machine has to be fully
lowered and the battery isolator switch should be turned off.
NOTICE
THE MACHINE SHOULD BE LOCKED BY THE KEYSWITCH ON THE
GROUND CONTROL PANEL TO AVOID THE USE BY ANY UNAUTHO-
RIZED PERSONNEL.
In case the machine is not used for a longer period of time,
the batteries should be charged once every two weeks due
to the self discharge and power consumption of the machine
at rest.