Operating The Boom; Raising Or Lowering Boom; Extending Or Retracting Boom; Leveling The Telehandler - Skyjack SJ643 TH Operating Manual

Section 5 – Operation

5.4 Operating the Boom

5.4-1 Raising or Lowering Boom

WARNING
Ensure that there are no personnel or obstructions
and there is sufficient room to perform all
telehandler functions.
1. To raise the boom, move the joystick backward.
To lower the boom, move the joystick forward.
2. Release the joystick to stop.

5.4-2 Extending or Retracting Boom

WARNING
Ensure that there are no personnel or obstructions
and there is sufficient room to perform all
telehandler functions.
1. To extend the boom, move the joystick to the
right. To retract the boom, move the joystick to
the left.
2. Release the joystick to stop.

5.5 Leveling the Telehandler

1. Tilt the frame to the right by pressing and
holding the frame level enable switch and move
the joystick to the right.
2. Tilt the frame to the left by pressing and holding
frame level enable switch and move the joystick
to the left.
3. Release the joystick to stop.

5.6 Tilting the Attachment

Standard Multi-functional Joystick:
1. Tilt attachment forward by pressing and holding
the tilt enable button while moving the joystick
forward.
Result: Attachment should tilt forward.
▪
2. Tilt attachment backward by pressing and
holding the carriage tilt enable button while
moving the joystick backward.
Result: Attachment should tilt backward.
▪
216201ADA
58
Premium Multi-functional Joystick (If Equipped):
1. Tilt attachment forward by pressing and holding
the attachment tilt switch up.
Result: Attachment should tilt forward.
▪
2. Tilt attachment backward by pressing and
holding the attachment tilt switch down.
Result: Attachment should tilt backward.
▪
NOTE
Refer to Section 3.6
attachment operation.

5.7 Handling Loads

WARNING
Before commencing operation, familiarize
▪
yourself with the capacity charts specific to
telehandler model and attachment.
Know the weight of the load and the most
▪
extreme height and distance required to pick
or place the load.
Do not lift load on a gradient steeper than 5%.
▪
Never position the load behind front face of
▪
the tires.
Never drive the telehandler with the boom
▪
raised.
Ensure not to exceed telehandler lift capacity
▪
(refer to capacity charts). Exceeding lift
capacity could cause tip-over resulting in
death or serious injury.
When performing lift operation where the
▪
operator cannot see load at all times, the
operator has to be assisted by a spotter using
approved hand signals (refer to
1. Drive as close as possible to load pickup/
placement site.
2. Place transmission shifter into neutral position
and engage parking brake.
3. Level the frame before lifting the load.
4. Use attachment to pickup/place the load. Refer
to procedures outlined in
attachment uses.
5. If using fork attachment, tilt forks backward to
stabilize the load.
Operating the Boom
for details about optional
Section 1.3).
Section 3.6 for specific
SJ643 TH & SJ843 TH