Makita DS4012 Technical Information

P 8/ 12
Repair
[3] DISASSEMBLY/ASSEMBLY
[3]-3. Spindle, Gear section
Fig. 8
ASSEMBLING
Assemble Spindle and Gear section as drawn in Fig. 8.
1. Assemble Ball bearing 626LLB
to Gear housing complete.
3. Insert Ring 15 over Spindle. Then set Key 5
to the groove of Spindle.
4. Assemble the Spindle section to Gear housing complete.
2. Put Spindle on 1R035. Then, put
Ball bearing 6202LLB on Spindle.
And then, apply 1R029 to
the bearing and press 1R029
with Arbor press.
to mount the bearing to Spindle.
Ball bearing
626LLB
Ball bearing
6202LLB
1R035
1R029
Spindle
Key 5
Ring 15
1R340
5. Hold Gear housing complete in a vise. Then turn
Bearing retainer 22-36 counterclockwise with 1R340.
Bearing retainer 22-36
Key 5
Notch of
Spur gear 47
1R291 Retaining ring S-14
7. Snap Retaining ring S-14
into the groove of Spindle
with 1R291 to secure
Spur gear 47.
8. Insert Gear complete 7-41 into Ball bearing 626LLB. While keeping it
perpendicularly, tap the gear with a plastic hammer to assemble
Gear complete 7-41 to Gear housing complete.
Note: Do not forget to set Pin 3 and Fiber washer 6 in place as shown below.
Ball bearing 626LLB
Gear complete 7-41
Gear complete
7-41
Fiber washer 6
9.
Pin 3
6. While align the notch of Spur gear 47
to Key 5, assemble Spur gear 47 to Spindle.

Makita DS4012 Specifications

General

Drilling	Yes
Screwdriving	-
Idle speed (max)	600 RPM
Idle speed (min)	0 RPM
Chuck capacity (max)	- mm
Drilling diameter in wood (max)	36 mm
Drilling diameter in steel (max)	13 mm
Amperage	8.5 A
Power source	AC

Weight and Dimensions

Depth	340 mm
Width	83 mm
Height	390 mm
Weight	2800 g