Makita DFL300F Manuel D'instructions page 6

LED indicator / Beeper
LED indicator / Beeper on the tool shows the following functions.
Function
This function works when the tool has
reached the preset fastening torque
Auto-stop
and normal tightening has been
fastening
completed. This helps overtightening to
be avoided.
For approximately one second after
Delayed re-start auto-stop fastening, the tool does not
start even if the switch trigger is pulled.
Insufficient fastening has been
Warning against
performed when the switch trigger has
insufficient
released before reaching the preset
fastening
fastening torque.
Warning for This indicates the appropriate time to
battery cartridge replace the battery cartridge when the
capacity battery power becomes low.
Checking the
This function works when the battery
remaining battery
power is almost used up. At this time,
capacity,
tool stops immediately.
Auto-stop
This function works to check the proper
Check the LED
operation of the LED indicator, light
indicator, light and
and beeper when a battery cartridge
beeper operation
has been inserted into the tool.
This function works when an abnormal
Anti-reset of
drop of the battery voltage occurs for
controller
some reason and the tool stops.
This function works if the temperature
Overheat of the controller or motor increases to a
high level and the tool stops.
This function works to avoid the tool's
Operation error of immediate start upon insertion of
the switch trigger battery cartridge into the tool with the
switch trigger being pulled.
006388
Adjusting the fastening torque
When you wish to drive machine screws, wood screws,
hex bolts, etc. with the predetermined torque, adjust the
fastening torque as follows.
1. First remove the battery cartridge from the tool.
2. Loosen and remove the screw that secures ring.
(Fig. 5)
3. Rotate the ring in the front of the tool by hand so that a
hole can be seen below the ring. (Fig. 6)
4. Place the battery cartridge in place and pull the switch
trigger. Release it so that the adjusting ring rotates
and becomes visible in the hole. And then remove the
battery cartridge.
6
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Status
LED indicator
Lights up in
green for
approximately
one second.
Lights up in
red.
Flickers in red
slowly.
Lights up in
red.
Lights up first
in green, next
red. (And then
the light
comes on.)
Flickers in red
and green
alternatively.
Flickers in red
quickly.
Flickers in red
and green
alternatively.
5. Use an optional adjusting grip to adjust the fastening
torque. Insert the pin of the adjusting grip into the hole
in the front of the tool. And then, turn the adjusting grip
clockwise to set a greater fastening torque, and
counterclockwise to set a smaller fastening torque.
(Fig. 7)
6. Align the edge of the adjusting ring with your desired
number on the fastening torque scale.
7. Insert the battery cartridge and be sure that a
fastening torque has been set up by using a fastening
torque tester.
8. Rotate the ring in front of the tool and then tighten the
screw to secure the ring.
NOTE:
• Numbers on the fastening torque scale is a guideline to
set up your desired fastening torque.
Status of
the LED indicator/beeper
Beeper
—
A long beep
A series of
long beeps
A long beep
A series of
very short
beeps
A series of
short beeps
A series of
short beeps
A series of
short beeps
Action to be taken
—
Retighten the screw.
Replace the battery
with fully charged
one.
Replace the battery
with fully charged
one.
—
Replace the battery
with fully charged
one.
Remove the battery
cartridge immediately
and cool the tool
down.
Release the switch
trigger.