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Operator’s Manual – BM-21 Bevelling Machine
3.6. Replacing cutting inserts
BM-21 Bevelling Machine is equipped with uniform milling head (Figure 8, Item 1), containing
two insert rings, each holding five cutting inserts, for a total of 10 inserts. The inserts can be replaced
or rotated. Perform this work only with power cord unplugged from power socket. To replace or
rotate the insert, unscrew lever (Figure 7, Item 1), remove pitch (Figure 7, Item 2) and remove milling
head cover (Figure 7, Item 3).
1
2
3
Figure 7. Dismantling milling head cover Using torx T15 screwdriver, unscrew bolt (Figure 8,
Item 3), remove external insert (Figure 8, Item 2) and clean the socket. Then, place rotated
insert again or replace with new one if all four edges are worn out. To replace insert from
internal ring, remove external insert first.
A
A
1:2
1
1
2
3
Figure 8. Milling Tool