Overload protection
If the tool is overloaded by entangled weeds or other debris, the
speed indicator 2 and 3 start blinking and the tool automatically stops.
In this situation, turn the tool off and stop the application
that caused the tool to become overloaded. Then turn
the tool on to restart.
Overheat protection for tool or battery
There are two types of overheating; tool overheating
and battery overheating. When the tool overheating
occurs, all speed indicators blink. When the battery
overheating occurs, the speed indicator 1 blinks.
If the overheating occurs, the tool stops automatically. Let the
tool and/or battery cool down before turning the tool on again.
Overdischarge protection
When the battery capacity becomes low, the tool stops
automatically and the speed indicator 1 blinks.
If the tool does not operate even when the switches are operated,
remove the batteries from the tool and charge the batteries.
Indicating the remaining battery capacity
Only for battery cartridges with the indicator
► Fig.6: 1. Indicator lamps 2. Check button
Press the check button on the battery cartridge to indi-
cate the remaining battery capacity. The indicator lamps
light up for a few seconds.
Indicator lamps
Lighted
Off
NOTE: Depending on the conditions of use and the
ambient temperature, the indication may differ slightly
from the actual capacity.
Main power switch
Tap the main power button to turn on the tool.
To turn off the tool, press and hold the main power but-
ton until the power lamp and speed indicator go off.
► Fig.7: 1. Speed indicator 2. Main power button
3. Power lamp
NOTE: The tool will automatically turned off if it is left
without any operations for a certain period of time.
Remaining
capacity
Blinking
75% to 100%
50% to 75%
25% to 50%
0% to 25%
Charge the
battery.
The battery
may have
malfunctioned.
20 ENGLISH
Switch action
WARNING:
For your safety, this tool is
equipped with lock-off lever which prevents the
tool from unintended starting. NEVER use the tool
if it runs when you simply pull the switch trigger
without pressing the lock-off lever. Return the
tool to our authorized service center for proper
repairs BEFORE further usage.
WARNING:
NEVER tape down or defeat pur-
pose and function of lock-off lever.
CAUTION:
Before installing the battery car-
tridge into the tool, always check to see that the
switch trigger actuates properly and returns to
the "OFF" position when released. Operating a tool
with a switch that does not actuate properly can lead
to loss of control and serious personal injury.
Never put your finger on the main
CAUTION:
power button and switch trigger when carrying
the tool. The tool may start unintentionally and cause
injury.
NOTICE:
Do not pull the switch trigger hard with-
out pressing the lock-off lever. This can cause
switch breakage.
To prevent the switch trigger from being accidentally
pulled, a lock-off lever is provided. To start the tool,
depress the lock-off lever and pull the switch trigger.
The tool speed increases by increasing pressure on the
switch trigger. Release the switch trigger to stop.
AT3725A
► Fig.8: 1. Lock-off lever 2. Switch trigger
AT3725L
► Fig.9: 1. Lock-off lever 2. Switch trigger
Speed adjusting
You can adjust the tool speed by tapping the main
power button. Each time you tap the main power button,
the level of speed will change.
► Fig.10: 1. Speed indicator 2. Main power button
Speed indicator
Mode
Rotation speed
High
6,500 min
Medium
5,300 min
Low
3,500 min
-1
-1
-1