V7 update - 23 April 2021 - The machine should also have visible or audible overload warning (loads over 1 tonne), check valves, be marked with SWL and be subject to LOLER thorough examination (if operator not protected by FOPS/OPS/ROPS or if there is a risk that loads may be lifted over or close to people).

Thanks go to the FISA Plant & Equipment Tree Shears/Grapple Saws Sub-Group, chaired by Sean Reilly for pulling this safety alert together so quickly in support of the industry. 

This document provides guidance on the safe working practices to be followed when operating tree shear and grapple saw equipment.

July 2022 - FISA 608 updated to version 4; Alongside this a suitable training course has been scoped and outlined, this outline will continue to be reviewed in line with the guidance.