Turntable Slewing; Telescoping The Upper Boom - Zoomlion ZA14J Operation And Safety Manual

4.2.4 Platform rotation
To rotate the platform to the left or right, use the Platform Rotate control switch to
select the direction and hold until desired position is reached.
Do not swing or raise upper boom above horizontal when machine is out of level.
Do not depend on tilt alarm as a level indicator for the chassis.
To avoid tip over, lower platform to ground level. Then drive machine to a level surface before
raising upper boom.
To avoid serious injury, do not operate machine if any control lever or toggle switch controlling
platform movement does not return to the 'OFF' or neutral position when released.
If the platform does not stop when a control switch or lever is released, remove foot from foot
switch or use emergency stop switch to stop the machine.

4.2.5 Turntable slewing

When swinging the turntable make sure there is ample room for the upper
boom to clear surrounding walls, partitions and equipment.
Move the control handle on the platform or the control switch on ground to the
"Left" or "Right" and the turntable will rotate left or right.
4.2.6 Raising and lowering the upper boom
To raise or lower the upper boom, move the lifting handle or the platform or
position the Upper Boom Lift on ground to Up or Down until the desired height is
reached.

4.2.7 Telescoping the upper boom

Move the telescoping switch to EXTEND or RETRACE position, the upper boom
could extend or retract.
4-5