Makita 4300BA Instruction Manual page 5

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A speed control screw is provided so that maximum tool
speed can be limited (variable). Turn the speed control
screw clockwise for higher speed, and counterclockwise
for lower speed.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
unplugged before carrying out any work on the
tool.
Installing or removing saw blade
1
2
3
4
005921
CAUTION:
Always clean out all chips or foreign matter
adhering to the blade and/or blade holder. Failure
to do so may cause insufficient tightening of the
blade, resulting in serious personal injury.
Do not touch the blade or the workpiece
immediately after operation as they may be
extremely hot and could cause burn injury.
Always secure the blade firmly. Insufficient
tightening of the blade may cause blade breakage
or serious personal injury.
First, use the hex
wrench to remove the bolt that
secures the blade clamp to the blade holder shaft.
With the blade teeth facing forward, place the shank of
the blade over the flat side of the blade holder shaft.
Then place the blade clamp over the other side of the
blade shank. Secure this assembly together with the bolt.
Make sure that the bolt passes through the larger hole in
the blade shank.
1. Blade holder
2. Blade set
3. Bolt
4. Hex wrench
5. Blade shank
6. Blade
5
6
Installing the universal shank jig saw blade
6.35mm
005922
If the universal blade clamp is used, you can use blades
of other makes which have a universal shank like the
one shown in the figure, with a blade width of 6.35 mm.
Remove the factory installed blade clamp with the hex.
wrench. Then loosen the bolt on the universal blade
clamp, and fit the universal shank blade onto the spring
pin inside the universal blade clamp.
1
3
2
005923
Now attach the universal blade clamp to the blade
holder (blade in place) so that the spring pin fits into the
hole in the blade holder. Tighten the bolt securely with
the hex. wrench.
005924
Adjusting roller
4
005925
5
1. Universal blade
clamp
2. Universal shank
blade
3. Bolt
4
4. Spring pin
5
5. Universal shank
blade
1. Blade holder
2. Hole
3. Blade
1
2
3
1. Bolt
2. Retainer
3. Roller
4. Blade
1
2
3

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