Makita 6842 Technical Information page 11

R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Clutch Section and Helical Gears (cont.)
DISASSEMBLING
Disassemble by taking the steps described in Fig. 32 to Fig. 37.
Fig. 34
3) Remove Clutch section from Housing (L).
Clutch section
Housing (L)
Note:
Different gears are used for Helical gear (large) and Helical gear (small)
by model as listed below. Be careful not to confuse them.
Helical gear (large) Helical gear 57 Helical gear 53 Helical gear 60
Helical gear (small) Helical gear 13 Helical gear 16
Fig. 35
4) The rest of Clutch section can be disassembled
by hand as illustrated below.
Dust cover
O Ring 18
Sleeve 20
Flat washer 25 (2 pcs)
Fig. 37
6) Assembly of Helical gear (small) can be disassembled
by hand as illustrated below.
Ball bearing 606
Helical gear (small)
Assembly of Helical gear (small)
can be also removed in this step.
Model 6842 Model 6843
Plane bearing 14
Steel ball 3.5
Spindle B
Spiral bevel gear 22
Helical gear (small)
From the removed Clutch section, Ball bearing 608
and Assembly of Helical gear (large) will be separated
by the force of Compression spring 25.
Assembly of Helical gear (large) consisting of:
Helical gear (large), Clutch cam C, Steel ball 4 (3 pcs),
Flat washer 26, Compression spring 25
Model 6844
Helical gear 9
Fig. 36
5) Assembly of Helical gear (large) can be disassembled
by hand as illustrated below.
Steel ball 4 (3 pcs)
P 11/16
Helical gear (large)
Ball bearing 608
Compression spring 25
Flat washer 26
Clutch cam C
Helical gear (large)