During the lubrication process, check for defective hydraulic hoses, loose bolts, axle play, etc.
This lubrication advice only applies if the felling grapple is subjected to regular use and conditions. In case of heavy use or extreme conditions (high temperatures, dust, etc.), more frequent lubrication will be required. Remove possible snow, ice and dirt before commencing work.
For a complete maintenance schedule on your GTM grapple saw see table below: