Assembling The Tool Holder - Makita HR4000C Technical Information

10)Assembling the tool holder

a. Set the parts described below into the crank housing.(See the figure 15.)
b. To set the straight bevel gear 33, use the tool holder for smooth setting.(See the figure 16.)
Rubber ring 17
sleeve 16
c.Push the tool holder after ball bearing 6907 pushing into bearing holder.(See the figure 17.)
d. Inserting the tool holder
Assemble so that the cam at tool holder may properly engage with the cam
at straight bevel gear 33.(See the figure 19.)
Turn the straight bevel gear 33 so that the 12 dent portions on the cam may
be fit with 6 grooves on the crank housing.(See the figure 18.)
Fit the cam(on the lock sleeve B) to the cam(on the tool holder).
(See the figure 19.)
Fit the plain portion of the lock sleeve A to the mounting side of the change
lever, fit the 6 protruded portions on lock sleeve B to the 6 grooves on the
crank housing, and then insert the tool holder into the crank housing.
(See the figure 18. 19)
Tool holder
Slide sleeve
Cam on the lock sleeve A
6 protruded portions
on the lock sleeve B
Figure 19
Compression
Striker
spring 37
O ring 22
Ring 33
Tool holder
Figure 16
Cam on the tool holder
Plain portion of lock sleeve A
Crank housing
Straight bevel
gear 33
Figure 15
Straight bevel gear 41
12 dent portions
on the cam of the
sTRAIGHT bevel gear
Figure 18
Cam on the straight
bevel gear 41
6 grooves on the
crank housing
Mounting side
of the change
lever