Overload Protection - Makita DSC250 Manuel D'instructions

Table 1
Battery indicator status
:On :Off :Blinking
Automatic speed change function
► Fig.9: 1. Mode Indicator
The tool has 'high speed mode' and 'high torque mode'.
It will select the operating mode automatically, accord-
ing to the work load. When the mode indicator lights up
during operation, the tool is in high torque mode. (see
table 2)
Table 2
Mode indicator status
Tool / battery protection function
The tool will automatically stop during operation if the
tool or battery is placed under one of the following
conditions:
- The tool is overloaded
- The tool overheats
If the tool is repeatedly operated under these condi-
tions, the protection system will lock the tool.

Overload protection

If the tool is overloaded during cutting, it will automati-
cally stop. In this situation, turn the tool off and remove
the cause of the overload then restart the tool.
Protection lock
When the protection system works repeatedly, the tool
will lock and the battery indicator shows the state as
table 3.
Table 3
Battery indicator
Remaining battery
capacity
5 0 %-1 0 0 %
2 0 %-5 0 %
0 %-2 0 %
Charge the battery
Operation mode
High speed mode
High torque mode
:On :Off :Blinking
Protection lock works
Overheat protection for tool
When the tool is overheated, the tool stops auto-
matically and the battery indicator shows the state as
table 4.
In this situation, let the tool cool before turning the tool
on again.
Table 4
Battery indicator
TIPPED SAW REPLACEMENT
PROCEDURE
WARNING:
the battery before replacing the blade, to prevent
accidental operation resulting in serious personal
injury.
► Fig.10: 1. Tipped Saw Cover 2. Bolt 3. Washer
4. Tipped Saw Guide 5. Tipped Saw
6. Output Gear (convex part)
7. Tipped Saw Cover Retaining Bolt
How to remove the Tipped Saw
Remove the Tipped Saw
► Fig.11: 1. Push (Lock Button)
1. Remove the Tipped Saw Cover Retaining Bolts (4
pieces) with a hexagonal wrench.
2. Remove the Tipped Saw Cover.
3. Insert a hexagonal wrench into the bolt retaining
the Tipped Saw Guide.
4. Push in the Lock Button and using the hexagonal
wrench as a handle, rotate the Tipped Saw blade until it
is prevented from further rotation by the Lock Button.
CAUTION:
Ensure that the Lock Button
is completely pushed in. If not, the hexagonal
wrench can rotate and may cause personal injury.
5. With the Tipped Saw locked, turn the hexagonal
wrench counterclockwise to loosen and remove the bolt
and washer.
6.
Remove the Tipped Saw Guide and the Tipped
Saw.
How to replace the Tipped Saw
CAUTION:
Use only Makita supplied Tipped
Saw. If reusing a Tipped Saw, ensure it is not
worn, chipped or damaged.
CAUTION:
Clean and remove all debris and
dirt from the Tipped Saw and parts. Debris and
dirt can unbalance the Tipped Saw making it
wobble during cutting.
11 ENGLISH
:On :Off
Tool is overheated
Switch off the tool and remove
:Blinking