Maintenance
77
10.14.1 Blade Screw Connection
Pic.
• Fold up safety device
• Clean the area
• Remove damaged or worn blades
• To fit the blades, insert the blade (5) between the wear skid (2) and the cutting disc (1)
• Insert the retaining bolt (3) from below through the wear skid, the blade and the cutting disc
• Place the locknut (4) on the retaining bolt from above and tighten it firmly (tightening torque
refer to chapter “Torques”)
• Repeat the process for all blades
• After fitting the blades, fold the safety device down again
Note
• The cutter blades of anticlockwise rotating cutting discs / blade drums are different to those
of clockwise rotating ones. Make certain the direction of rotation is correct when installing!
• The arrow on the cutter blades must match the direction of rotation of the corresponding
cutting discs / blade drums
• The locknut (4) used to secure the retaining bolts must not be used more than once
Order No. for clockwise rotating blade: 139-889
Order No. for anticlockwise rotating blade: 139-888