Makita BST220 Technical Information page 8

R
epair
[4] DISASSEMBLY/ ASSEMBLY
[4]-6. Magazine section
DISASSEMBLING
1) Remove M4x10 Pan head screw, and then pull out Sub magazine from Main magazine.
2) Pivot Pusher and Separate it from Tension spring 3 and Sub magazine.
3) Remove Stop ring E-3 from Pin 4. Lever portion can be removed.
Fig. 27
Main magazine
Lever
Lever side of
Sub magazine
Sub magazine
ASSEMBLING
1) Pass Tension spring 3 between cylinder portion and bottom of Sub magazine. (Fig. 29)
2) Hook the spring end on Adjuster side with the notch of Pusher . (Fig. 28)
3) Pick up the other spring end using Pincette. And hook the spring end with the hook on the bottom of Sub magazine as
illustrated in Fig. 30.
Fig. 29
cylinder portion of Sub magazine
for hooking Tension spring 3
Adjuster
4) As for Lever portion, assembling the components in accordance with the way illustrated in Fig. 31.
Fig. 31
bend end
Torsion spring
5
straight end
Attach the bend end of Torsion spring 5
to the inside of Lever. Then insert Lever
and Torsion spring 5 into Sub magazine.
M4x10
Pan head
screw
End cap
Fig. 30
bottom of
Sub magazine
Lever
Sub magazine
Straight tail attached to the bottom of
Sub magazine
Move Lever vertical to Sub magazine,
and hook the protrusion of Lever with
the hook of Sub magazine while
compressing Torsion spring 5.
Fig. 28
notch of Pusher
Tension
spring 3
hook on the bottom
of Sub magazine
protrusion of
Lever
hook of
Sub magazine
Secure Lever portion in place by
Stop ring E-3 and Pin 4.
P 8/ 9
Adjuster side of
Sub magazine
Pusher
Adjuster
Pin 4
Stop ring E-3