Makita BTD129 Instruction Manual page 7

Lighting up the lamp (Fig. 4)
CAUTION:
• Do not look in the light or see the source of light
directly.
Pull the switch trigger to light up the lamp. The lamp
keeps on lighting while the switch trigger is being pulled.
The lamp goes out just after the switch trigger is released.
NOTE:
• Use a dry cloth to wipe the dirt off the lens of lamp. Be
careful not to scratch the lens of lamp, or it may lower
the illumination.
Reversing switch action (Fig. 5)
This tool has a reversing switch to change the direction of
rotation. Depress the reversing switch lever from the A
side for clockwise rotation or from the B side for
counterclockwise rotation.
When the reversing switch lever is in the neutral position,
the switch trigger cannot be pulled.
CAUTION:
• Always check the direction of rotation before operation.
• Use the reversing switch only after the tool comes to a
complete stop. Changing the direction of rotation
before the tool stops may damage the tool.
• When not operating the tool, always set the reversing
switch lever to the neutral position.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and the
battery cartridge is removed before carrying out any
work on the tool.
Installing or removing driver bit or socket
bit
Use only bits that has inserting portion shown in the
figure. (Fig. 6)
For tool with shallow bit hole
A = 12 mm Use only these type of bit. Follow the
B = 9 mm procedure (1).
(Note) Bit-piece is not necessary.
006348
For tool with deep bit hole
A = 17 mm To install these types of bits, follow the
B = 14 mm procedure (1).
A = 12 mm To install these types of bits, follow the
B = 9 mm procedure (2).
(Note) Bit-piece is necessary for installing
the bit.
011405
Procedure (1)
To install the bit, pull the sleeve in the direction of the
arrow and insert the bit into the sleeve as far as it will go.
Then release the sleeve to secure the bit. (Fig. 7)
Procedure (2)
In addition to the procedure (1) above, insert the bit-piece
into the sleeve with its pointed end facing in. (Fig. 8)
To remove the bit, pull the sleeve in the direction of the
arrow and pull the bit out.
NOTE:
• If the bit is not inserted deep enough into the sleeve,
the sleeve will not return to its original position and the
bit will not be secured. In this case, try re-inserting the
bit according to the instructions above.
• After inserting the bit, make sure that it is firmly
secured. If it comes out, do not use it.
Hook (Fig. 9)
The hook is convenient for temporarily hanging the tool.
This can be installed on either side of the tool.
To install the hook, insert it into a groove in the tool
housing on either side and then secure it with a screw. To
remove, loosen the screw and then take it out.
OPERATION (Fig. 10)
CAUTION:
• Do not cover vents, or it may cause overheating and
damage to the tool. (Fig. 11)
The proper fastening torque may differ depending upon
the kind or size of the screw/bolt, the material of the
workpiece to be fastened, etc. The relation between
fastening torque and fastening time is shown in the
figures.
Standard bolt
N m
(kgf cm)
120
(1224)
100
(1020)
80
(816)
M12
60
(612)
M10
40
(408)
M8
20
(204)
0 1.0 2.0
Fastening time (S)
006255
M14
(M14)
(M12)
(M10)
(M8)
3.0
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