Makita JR3000 Instruction Manual page 6

Switch action
I
To start the tool, simply pull the trigger.
Release
the trigger to stop. For continuous
operation, pull the trigger and then push in
the lock button. To stop the tool from the
locked position, pull the trigger
fully,
then
release
it.
CAUTION :
Before plugging in the tool, always check to
see
that the trigger switch actuates properly
and returns to the "OFF" position when released.
Operation
Turn the tool
on
and wait until the blade
attains full speed. Then press the shoe
against the workpiece and apply pressure
to cut the yorkpiece.
CAUTION :
Excessive. pressure that causes bending or
twisting
of
the blade may snap
it.
Metal cutting
Always use
a
suitable coolant (cutting oil)
when cutting metal. Failure to do
so
will
cause significant blade wear.