Overdischarge Protection; Overload Protection; Overheat Protection - Makita DGA419 Instruction Manual

NOTE: Depending on the conditions of use and the
ambient temperature, the indication may differ slightly
from the actual capacity.
Indicating the remaining battery
capacity
When you turn the tool on, the battery indicator shows
the remaining battery capacity.
► Fig.3: 1. Battery indicator
The remaining battery capacity is shown as the follow-
ing table.
Battery indicator status
On Off
Tool / battery protection system
The tool is equipped with a tool/battery protection sys-
tem. This system automatically cuts off power to the
motor to extend tool and battery life. The tool will auto-
matically stop during operation if the tool or battery is
placed under one of the following conditions:

Overload protection

When the tool is operated in a manner that causes it to
draw an abnormally high current, the tool automatically
stops without any indication. 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

When the tool is overheated, the tool stops automati-
cally and the battery indicator shows following state. In
this situation, let the tool cool before turning the tool on
again.
On
If the tool does not start, the battery may be overheated.
In this situation, let the battery cool before starting the
tool again.
Remaining
battery
capacity
Blinking
50% to 100%
20% to 50%
0% to 20%
Charge the
battery
Blinking

Overdischarge protection

When the battery capacity is not enough, the tool stops
automatically. In this case, remove the battery from the
tool and charge the battery.
Releasing protection lock
When the protection system works repeatedly, the tool
is locked and the battery indicator shows the following
state.
In this situation, the tool does not start even if turning
the tool off and on. To release the protection lock,
remove the battery, set it to the battery charger and wait
until the charging finishes.
On
Switch action
CAUTION:
Before installing the battery car-
tridge into the tool, always check to see that the
switch lever actuates properly and returns to the
"OFF" position when released.
CAUTION:
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 pulling the lock-off lever. Return the tool
to our authorized service center for proper repairs
BEFORE further usage.
CAUTION:
Do not pull the switch lever hard
without pulling the lock-off lever. This can cause
switch breakage.
CAUTION:
NEVER tape down or defeat pur-
pose and function of lock-off lever.
To prevent the switch lever from being accidentally
pulled, a lock-off lever is provided.
To start the tool, pull the lock-off lever toward the opera-
tor and then pull the switch lever.
To stop the tool, release the switch lever.
► Fig.4: 1. Lock-off lever 2. Switch lever
Speed adjusting dial
The rotation speed of the tool can be changed by turn-
ing the speed adjusting dial. The table below shows
the number on the dial and the corresponding rotation
speed.
► Fig.5: 1. Speed adjusting dial
Number
1
2
3
4
5
11 ENGLISH
Off
Blinking
Speed
-1
3,000 min
-1
4,500 min
-1
6,000 min
-1
7,500 min
-1
8,500 min