Maintenance
55
• Remove the cutting disc or drum.
• Remove retaining ring (7).
• Unscrew the hexagon head bolts (8).
• Use the special key (10) included with delivery to remove the nut (2).
• Remove the hub (1).
• Remove the damaged shear pins (3).
• Check the nut and hub for damage. Replace damaged parts with KRONE original
replacement parts.
• Fill the space above the bearing with grease (c).
• Place the hub on the pinion shaft.
• Drive the new shear pins (3) through the hub (1) and shaft (4).
Note - Note the position of the shear pins!
• Drive the shear pins (3) into the hole from outside until the end of the pin reaches the
surface of the hub (d).
• he slots of the shear pins (3) must be mounted facing each other horizontally (see detail (I)).
• Install the nut (2) using the special key (10) included with delivery (tighten to a tightening
torque of 300 Nm).
• Install and tighten the hexagon head bolts (8) with detent edged washers.
• Install the retaining ring (7).
• Install the cutting disc (5) or blade drum (6).
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