Safety and operating instructions
© Anbaufräsen PC GmbH | 3390 5221 01 | 2020-09-07
Original Instructions
55
7.11 Replace cutter drum
The following maintenance activities are carried out in
the workshop.
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You must replace the cutter drum:
• if the bearing surfaces of the pick boxes are worn.
• if the pick boxes are worn in the area of the snap
rings.
• if the pick boxes are broken.
• if the wear condition of the charging spiral is ir-
reparable.
DANGER Risk of death due to use of old parts
Using old parts (old hydraulic hoses, screws or retainers)
can lead to accidents, which may in turn result in severe
injuries.
u Only use new parts.
u Only use original parts.
Note: You need an assistant who supports you during
assembly and disassembly work.
WARNING Risk of injury due to negligence or in-
correct lifting procedure
Negligent or incorrect actions during the lifting of the cut-
ter drum can cause severe injuries.
u When lifting or lowering the cutter drum, always be
aware of the weight.
u Always execute all lifting procedures with heavy
parts using suitable lifting gear.
u If lifting procedures require the application of physical
force, personnel should always lift in pairs.
u Wear protective gloves and safety footwear.
7.11.1 Disassemble cutter drum ER100L -
ER2000L
Actual details may differ.
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Disassemble the drum cutter from the carrier (see
chapter Removing the hydraulic attachment from
the carrier) and place on a level working area with
sufficient bearing strength.
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Remove the adapter plate.
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Lift the drum cutter using suitable lifting equipment
and suspend on a crane. Observe the weight (see
chapter Technical Specifications).
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Place the drum cutter upright down a level working
area.
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Secure the upright drum cutter against toppling by
suitable means.
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Remove the fastening screws(A) and facing
screws(B) of the cutter drum.
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Screw disassembly screws(C) into the threaded
holes of the facing screws in diagonal sequence.
Through alternating screwing in of the disassembly
screws in diagonal sequence, the cutter drum is
pressed slowly upwards from the drive shaft.
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Remove the disassembly screws(C) and screw in an
eyebolt(D) as lifting device.
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Carefully lift the cutter drum(E) from the drive shaft.
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