Makita BFT040F Instruction Manual page 7

Function
Warning against
insufficient fastening
Warning for battery
cartridge capacity
Checking the remain-
ing battery capacity,
Autostop
Check the LED indi-
cator, light and beeper
operation
Anti-reset of controller This function works when
Overheat
Operation error of the
switch trigger
Adjusting the fastening torque
When you wish to drive machine screws, wood screws,
hex bolts, etc. with the predetermined torque, adjusting
the fastening torque as follows.
1. First remove the battery cartridge from the tool.
2. Loosen and remove the screw that secures ring.
Status
Insufficient fastening has
been performed when the
switch trigger has released
before reaching the preset
fastening torque.
This indicates the appro-
priate time to replace the
battery cartridge when the
battery power becomes
low.
This function works when
the battery power is almost
used up. At this time, tool
stops immediately.
This function works to
check the proper operation
of the LED indicator, light
and beeper when a battery
cartridge has been
inserted into the tool.
an abnormal drop of the
battery voltage occurs for
some reason, and the tool
stops.
This function works when
the temperature of the
controller goes up very
highly, and the tool stops.
This function works to
avoid the tool's immediate
start upon insertion of bat-
tery cartridge into the tool
with the switch trigger
being pulled.
004248
1. Adjusting ring
1
2. Ring
2
Status of the LED indicator/beeper
LED indicator
Lights up in red. A long beep
Flickers in red A series of long
slowly. beeps
Lights up in red. A long beep
Lights up first in A series of very
green, next red. short beeps
(And then the light
comes on.)
Flickers in red and A series of short
green alternatively. beeps
Flickers in red A series of short
quickly. beeps
Flickers in red and A series of short
green alternatively. beeps
3. Rotate the ring in the front of the tool by hand so
that a hole can be seen below the ring.
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.
1
2
3
7
Action to be taken
Beeper
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.
004046
1. Adjusting ring
4
2. Ring
3. Scale
4. Adjusting grip
5
5. Hole for adjust-
6
6. Yellow line
3
7. Compression
7
003814
-
ing grip
spring