Makita JR3030 Instruction Manual page 8

For JR303OT
To
install the blade, push the push button in the direction of the arrow and insert the blade
between the blade clamp and the slider as far as it will go. Then release the push button
and make sure that the blade cannot be extracted even though you try to pull it out.
CAUTION:
If you release the push button without inserting the blade deep enough, the blade may be
ejected unexpectedly during operation. This can be extremely dangerous.
To remove the blade, push the push button in the direction of the arrow and pull out the
blade.
I
Blade
Push button
8