Makita MAKSTAR BJR141 Series Technical Information page 5

R
epair
[3] -1. Blade Clamp Section (cont.)
3) Install Guide sleeve on Sleeve provisionally. Put Push plate into the slit of Slider as illustrated in Fig. 9.
Note: 1. Push plate is not reversible when installed.
2. Guide sleeve is used as a jig in this step. Do not assemble to Slider yet.
4) Insert Push plate straight into Slider using recipro saw blade until the hole of Push plate is aligned with the hole of Slider.
Insert Pin 3 (of 19.8mm length) through the holes of Push plate and Slider. (Fig. 10)
Fig. 9
This protrusion must
face the blade side.
Push plate
Guide sleeve
Pin 3
(of 19.8mm length)
5) Remove Guide sleeve, and install Driving sleeve on Sleeve provisionally. Then lock Sleeve as illustrated in Fig. 11.
Note: Driving sleeve is used as a jig to lock Sleeve in this step. Do not assemble to Slider yet.
Fig. 11
Hold Driving sleeve and turn it together with Sleeve
in the direction of the arrow until Sleeve stops against
Pin 3 (of 19.8mm length).
Driving sleeve
Sleeve
Pin 3
(of 19.8mm length)
6) Remove Driving sleeve.
7) Assemble the following parts to Slider (Refer to Fig. 3.):
Driving sleeve guide, Guide sleeve, Shoulder pin 5,
Compression spring 6, Pin 3 (of 6mm length)
8) Install Driving sleeve on Guide sleeve and secure with
Retaining ring S-18 using 1R291.
Note: When installing Driving sleeve, fit its protrusions
in the notches of Sleeve and Driving sleeve guide.
(Fig. 12)
Fig. 10
recipro saw blade
[Gear housing side]
Pin 3
(of 19.8mm length)
hole of Slider
Sleeve
Compression spring 2
Push Sleeve towards
Gear housing side.
Fig. 12
protrusion
notch
notch
P 5 /10
Sleeve is now locked.
Driving sleeve
Driving sleeve guide
Sleeve