Blue Diamond Drum Mulcher, Operation And Maintenance Manual, Page: 37 / 90

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Drum Mulcher Operation and Maintenance Manual
Maintenance
Mulcher
Removal / Replacement
DANGER
AVOID SERIOUS INJURY OR DEATH
Before servicing the Drum Mulcher:
• Lower the machine’s lift arms and place
the drum mulcher on flat, level surface.
• Engage parking brake, stop engine,
remove the key and exit the machine.
• Disconnect attachment hydraulic hoses.
Torque Pattern
Figure 7
A number of mechanical components involve
torqueing bolts in circle or square patterns. The
torqueing pattern is known to all certified
mechanics, however, as a reminder, the following
illustrates the pattern of torqueing the fasteners on
the opposite side of the last fastener tightened
[Figure 7] .
Teeth
ChippingTeeth
Figure 8
Chipping teeth have 4 cutting edges. They can be
rotated as they wear to use all 4 edges during the
life of the teeth.
Chipping teeth are installed with a spacer. The
spacer can only sit one way
[Figure 8] .
Bolts for chipping teeth are 3” long and cannot be
used with carbide style teeth.
Carbide Teeth
Figure 9
Some carbide teeth are double sided and can be
rotated
[Figure 9] .
Bolts for carbide teeth are 2-1/2” long.