![background image](http://html1.mh-extra.com/html/makita/hr2450ft/hr2450ft_technical-information_4194846005.webp)
R
epair
P 5 / 22
< 4 > Disassembling quick change chuck
(4) Mount steel ball 5.0 to the space between change cover and tool holder. And secure the steel ball 5.0
with leaf spring. See Fig. 4.
(5) Mount flat washer 24. See Fig. 5.
(6) Secure flat washer 24 with ring spring 21. See Fig. 6.
(7) Mount flat washer 2. And then mount steel ball 7.0 to the hole of tool holder. See Fig. 7.
(8) Mount conical compression spring 21-29, guide washer and stopper. See Fig. 8.
(1) Remove cap 35 while sliding chuck cover in the direction designated with arrow. See Fig. 12.
(2) Remove ring spring 19, keeping the chuck cover in the slid position. See Fig. 12.
(3) Remove chuck cover, stopper, guide washer, conical compression spring 21-29. See Fig. 13.
(4) Remove steel ball 7.0 and flat washer 21. See Fig. 14.
(9) Mount chuck cover. See Fig. 9.
(10) While sliding the chuck cover in the direction designated with arrow, mount ring spring 19. See Fig. 10.
Now the parts mounted in Fig. 7, Fig. 8 and Fig.9 have been secured with the ring spring 19.
(11) Mount cap 35 as illustrated in Fig. 11.
Fig. 4
Fig. 5
Fig. 6
Fig. 7
Fig. 8
Fig. 9
Fig. 10
Fig. 11
Steel ball 5.0
Leaf spring
Leaf spring
Flat washer 24
Flat washer 24
If it is difficult to mount
leaf spring with your hand,
mount it with "retaining
ring plier for shaft."
Ring spring 21
Steel ball 7.0
Flat washer 21
Stopper
Guide washer
Conical
compression
spring 21-29
Chuck cover
Ring spring 19
Coat the steel ball 7.0 with MAKITA grease N No.1, before mounting.
Now the steel ball sticks on the hole of tool holder.
Cap 35
Slide chuck
cover.
Ring spring 19
Cap 35
Chuck cover
Fig. 12
Chuck cover
Stopper
Guide washer
Conical
compression
spring 21-29
Fig. 13
Steel ball 7.0
Flat washer 21
Fig. 14