Makita HR2631F Instruction Manual page 10

Grasp the change cover of the quick change chuck
for SDS-plus and turn in the direction of the arrow
until the change cover line moves from the
to the symbol. Pull forcefully in the direction of the
arrow.
Attaching the quick change drill
chuck
► Fig.7: 1. Spindle 2. Quick change drill chuck
3. Change cover line 4. Change cover
Check the line of the quick change drill chuck shows
the symbol. Grasp the change cover of the quick
change drill chuck and set the line to the
Place the quick change drill chuck on the spindle of
the tool.
Grasp the change cover of the quick change drill chuck
and turn the change cover line to the
click can clearly be heard.
Selecting the action mode
CAUTION:
• Do not rotate the action mode changing knob
when the tool is running. The tool will be
damaged.
• To avoid rapid wear on the mode change mech-
anism, be sure that the action mode changing
knob is always positively located in one of the
three action mode positions.
Rotation with hammering
► Fig.8: 1. Rotation with hammering 2. Action mode
changing knob
For drilling in concrete, masonry, etc., rotate the action
mode changing knob to the
sten-carbide tipped bit.
Rotation only
► Fig.9: 1. Rotation only
For drilling in wood, metal or plastic materials, rotate the
action mode changing knob to the
twist drill bit or wood bit.
Hammering only
► Fig.10: 1. Hammering only
For chipping, scaling or demolition operations, rotate
the action mode changing knob to the
a bull point, cold chisel, scaling chisel, etc.
Torque limiter
CAUTION:
• As soon as the torque limiter actuates, switch
off the tool immediately. This will help prevent
premature wear of the tool.
• Bits such as hole saw, which tend to pinch or
catch easily in the hole, are not appropriate for
this tool. This is because they will cause the
torque limiter to actuate too frequently.
symbol
symbol.
symbol until a
symbol. Use a tung-
symbol. Use a
symbol. Use
10 ENGLISH
The torque limiter will actuate when a certain torque
level is reached. The motor will disengage from the out-
put shaft. When this happens, the bit will stop turning.
Hook
For Model HR2641
CAUTION:
• Never hook the tool at high location or on poten-
tially unstable surface.
► Fig.11: 1. Hook
The hook is convenient for hanging the tool temporarily.
To use the hook, simply lift up hook until it snaps into
the open position.
When not in use, always lower hook until it snaps into
the closed position.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and
unplugged before carrying out any work on the
tool.
Side grip (auxiliary handle)
► Fig.12: 1. Protrusions 2. Grooves
CAUTION:
• Always use the side grip to ensure operating
safety.
Install the side grip so that the protrusions on the grip fit
in between the grooves on the tool barrel. Then tighten
the grip by turning clockwise at the desired position. It
may be swung 360°so as to be secured at any position.
Bit grease
Coat the bit shank head beforehand with a small
amount of bit grease (about 0.5 - 1 g).
This chuck lubrication assures smooth action and lon-
ger service life.
Installing or removing the bit
► Fig.13: 1. Bit shank 2. Bit grease
Clean the bit shank and apply bit grease before install-
ing the bit.
► Fig.14: 1. Bit
Insert the bit into the tool. Turn the bit and push it in until
it engages.
After installing, always make sure that the bit is securely
held in place by trying to pull it out.
► Fig.15: 1. Bit 2. Chuck cover
To remove the bit, pull the chuck cover down all the way
and pull the bit out.