Obviously before trainees can stack and de-stack they need to be able to use the hydraulic controls safely. This is done in the same way as the lesson for a counterbalanced machine.
Nearly always there is one lever for raise/lower/tilt and a separate lever for extending the telescopic boom as shown in this picture.
Note the large lever in the picture. On this machine there is a small switch on the underside of it that can't be seen in this picture but is described on the next but one slide.Disclaimer. The legislative information contained on this web site is my interpretation of the law based on many years in the health and safety business. A definitive interpretation can only be given by the courts. I will therefore not be held responsible for any accident/incident/prosecution arising as a consequence of anyone using any information obtained from this web site.