Makita HR2450FT, HR2450T specifications Repair

Repair P 5 / 22

(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.

Steel ball 5.0

Leaf spring	If it is difficult to mount
	leaf spring with your hand,

	mount it with "retaining
Fig. 4
	ring plier for shaft."

Flat washer 24

Leaf spring

Fig. 5

Flat washer 24

Ring spring 21

Fig. 6

(7) Mount flat washer 2. And then mount steel ball 7.0 to the hole of tool holder. See Fig. 7. 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.

(8)Mount conical compression spring 21-29, guide washer and stopper. See Fig. 8.

(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.

Flat washer 21

Steel ball 7.0 Fig. 7

Stopper

Guide washer

Conical

compression

spring 21-29

Fig. 8

Chuck cover

Fig. 9

Slide chuck

cover.

Ring spring 19

Fig. 10

Cap 35

Fig. 11

<4 > Disassembling quick change chuck

(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.

Ring spring 19

Cap 35

Chuck cover

Fig. 12

	Stopper
Chuck cover	Guide washer
	Conical
	compression
	spring 21-29
	Fig. 13

Flat washer 21

Steel ball 7.0

Fig. 14