7
LED indicator / Beeper
LED indicator / Beeper on the tool shows the following functions.
013073
Function
Status
Status of the LED indicator/beeper
Action to be
taken
LED indicator
Beeper
Auto-stop fastening
This function works when the tool has
reached the preset fastening torque
and normal tightening has been com-
pleted. This helps overtightening to
be avoided.
Lights up in
green for
approximately
one second.
—
—
Delayed re-start
For approximately one second after
auto-stop fastening, the tool does not
start even if the switch trigger is
pulled.
Warning against
insufficient fastening
Insufficient fastening has been per-
formed when the switch trigger has
released before reaching the preset
fastening torque.
Lights up in red. A long beep
Retighten the
screw.
Warning for battery
cartridge capacity
This indicates the appropriate time to
replace the battery cartridge when
the battery power becomes low.
Flickers in red
slowly.
A series of long
beeps
Replace the
battery with fully
charged one.
Checking the
remaining battery
capacity, Autostop
This function works when the battery
power is almost used up. At this time,
tool stops immediately.
Lights up in red. A long beep
Replace the
battery with fully
charged one.
Check the LED indi-
cator, lamp and
beeper operation
This function works to check the
proper operation of the LED indicator,
lamp and beeper when a battery car-
tridge has been inserted into the tool.
Lights up first in
green, next red.
(And then the
lamp comes
on.)
A series of very
short beeps
—
Anti-reset of control-
ler
This function works when an abnor-
mal drop of the battery voltage occurs
for some reason, and the tool stops.
Flickers in red
and green alter-
natively.
A series of short
beeps
Replace the
battery with fully
charged one.
Overheat
This function works when the temper-
ature of the controller goes up very
highly, and the tool stops.
Flickers in red
quickly.
A series of short
beeps
Remove the
battery car-
tridge immedi-
ately and cool
the tool down.
Operation error of
the switch trigger
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.
Flickers in red
and green alter-
natively.
A series of short
beeps
Release the
switch trigger.
Warning for limit of
the fastening capac-
ity
The tool automatically stops without
the clutch working when exceeding
the fastening capacity limit.
Flickers in red
and green alter-
natively.
A series of short
beeps
Remove the
battery car-
tridge and then
install it again.
Be sure to use
the tool under
load within its
capacity.
