Overload Protection; Overdischarge Protection - Makita UH004G Instruction Manual

Indicating the remaining battery
capacity
Press the check button on the battery cartridge to indi-
cate the remaining battery capacity. The indicator lamps
light up for a few seconds.
► Fig.2: 1. Indicator lamps 2. Check button
Indicator lamps
Lighted Off
NOTE: Depending on the conditions of use and the
ambient temperature, the indication may differ slightly
from the actual capacity.
NOTE: The first (far left) indicator lamp will blink when
the battery protection system works.
Tool / battery protection system
The tool is equipped with a tool/battery protection
system. This system automatically cuts off power to
the motor to extend tool and battery life. The tool will
automatically stop during operation if the tool is placed
under one of the following conditions:
► Fig.3: 1. Caution lamp
Caution lamp
Color
On
Green
Red
(tool) /
Red
NOTICE:
Depending on the usage conditions,
the tool automatically stops without any indica-
tion if the branches or debris are entangled in the
tool. In this case, switch off the tool and remove
the battery cartridge, and then remove entangled
branches or debris using tools such as pliers.
After removing the branches or debris, install the
battery cartridge and turn on the tool again.
Remaining
capacity
Blinking
75% to 100%
50% to 75%
25% to 50%
0% to 25%
Charge the
battery.
The battery
may have
malfunctioned.
Status
Blinking
Overload
Overheat
(battery)
Over
discharge

Overload protection

If the tool or battery is overloaded by entangled
branches or other debris, the tool automatically stops
and the caution lamp starts blinking in green.
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
If the tool or battery cartridge is overheated, the tool
stops automatically. When the tool is overheated, the
caution lamp lights up in red. When the battery cartridge
is overheated, the caution lamp blinks in red. 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 caution lamp starts blinking in red.
If the tool does not operate even when the switches are
operated, remove the battery cartridge from the tool and
charge it.
NOTICE:
If the tool stops due to a cause
not described above, refer to the section for
troubleshooting.
Angle setting of the handle
CAUTION:
Always make sure that the handle
is locked in the desired position before operation.
CAUTION:
Do not pull down the lever to
unlock the handle while pulling the switch trigger.
Do not pull the switch trigger while pulling down
the lever and turning the handle. Failure to do so
may cause a malfunction of the tool.
You can set the angle of the handle to 0°, 45°, or 90°
to the left or right. To change the angle of the handle,
turn the handle while pulling down the lever, and then
release the lever.
► Fig.4: 1. Lever
14 ENGLISH