Operation - Makita DBO140 Instruction Manual

Switch action and speed adjusting
button
► Fig.4: 1. Stop button 2. Start/speed adjusting button
To start the tool, press the start/speed adjusting button.
The tool starts with high speed mode. Each time you
press the start/speed adjusting button, the speed mode
changes in an order of hi speed, middle speed, and low
speed.
To stop the tool, press the stop button.
Refer to the table for the relationship between the
speed mode and the kind of work.
Speed mode Number of rotations
High
Middle
Low
NOTE:
• The table shows standard applications. They
may differ under certain conditions.
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 abrasive disc
► Fig.5: 1. Pad 2. Abrasive disc
To install the abrasive disc, first remove all dirt or for-
eign matter from the pad. Then attach the abrasive disc
to the pad. Be careful to align the holes in the abrasive
disc with those in the pad.
Installing dust bag (optional
accessory)
► Fig.6: 1. Dust bag
Install the dust bag on the tool with its mouth directing
downwards.
Emptying dust bag
► Fig.7: 1. Dust nozzle
When the dust bag is about half full, switch off the tool,
and remove the dust bag from the tool. Then remove
the dust nozzle from the dust bag after unlocking the
dust nozzle by turning it slightly counterclockwise.
Empty the dust bag by tapping it lightly.
► Fig.8: 1. Dust nozzle
After emptying the dust bag, install the dust nozzle on
the dust bag. Turn the dust nozzle slightly clockwise to
lock it in place. Then install the dust bag on the tool as
described in "Installing dust bag".
Usage
Regular
11,000
sanding
Finish
9,500
sanding
7,000 Polishing
Installing paper filter bag (Optional
accessory)
► Fig.9: 1. Holding tab
Make sure that the logo on the cardboard lip and the
logo on the dust box are on the same side, then install
the paper filter bag by fitting the cardboard lip in the
groove of each holding tab.
► Fig.10: 1. Dust box 2. Dust nozzle
Make sure that the logo on the cardboard lip and the
logo on the dust nozzle are on the same side, then
install the dust nozzle on the dust box.
Removing dust box and paper
filter bag
► Fig.11: 1. Latch 2. Dust nozzle
Remove the dust nozzle by pushing the two latches.
► Fig.12
Remove the paper filter bag first by pinching the logo side
of its cardboard lip, then by pulling the cardboard lip down-
wards to move it out of the holding tab of the dust box.
Removing and reinstalling the skirt
CAUTION:
Do not use the tool without the skirt.
Otherwise dust is scattered all over.
► Fig.13
You can choose one of 12 directions of the skirt in
accordance with your purpose.
► Fig.14: 1. Skirt 2. Screw
To remove the skirt, remove the screw and remove the
skirt with slightly opening it for both sides.
► Fig.15: 1. Skirt
To reinstall the skirt, install it with slightly opening it for
both sides. And fasten the screw.
CAUTION:
Do not set the skirt other than
the designated angle. Otherwise the tool may be
damaged.

OPERATION

WARNING:
Never switch on the tool when it is
in contact with the workpiece, it may cause an injury
to operator.
Sanding operation
► Fig.16
CAUTION:
• Never run the tool without the abrasive disc. You
may seriously damage the pad.
• Never force the tool. Excessive pressure may
decrease the sanding efficiency, damage the
abrasive disc or shorten tool life.
• Using the tool with the pad edge contacting the
workpiece may damage the pad.
8 ENGLISH