Functional Description - Makita 9902 Instruction Manual

FUNCTIONAL
DESCRIPTION
1. Lock button
2. Switch trigger
1
1. Speed adjusting dial
ASSEMBLY
1. Lever
CAUTION:
• Always be sure that the tool is switched off and unplugged before
adjusting or checking function on the tool.
Switch action
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1
CAUTION:
• Before plugging in the tool, always check to see that the switch trigger
actuates properly and returns to the "OFF" position when released.
To start the tool, simply pull the switch trigger. Release the switch trigger to
stop.
For continuous operation, pull the switch trigger and then push in the lock but-
2
ton.
To stop the tool from the locked position, pull the switch trigger fully, and then
release it.
Speed adjusting dial
For 9903, 9920 and 9404
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The belt speed can be infinitely adjusted between 210 m and 440 m per
minute by turning the speed adjusting dial to a given number setting from 1 to
5. Higher speed is obtained when the dial is turned in the direction of number
5; lower speed is obtained when it is turned in the direction of number 1.
Select the proper speed for the workpiece to be sanded.
CAUTION:
• If the tool is operated continuously at low speeds for a long time, the
motor will get overloaded, resulting in tool malfunction.
• The speed adjusting dial can be turned only as far as 5 and back to 1. Do
not force it past 5 or 1, or the speed adjusting function may no longer
work.
CAUTION:
• Always be sure that the tool is switched off and unplugged before
carrying out any work on the tool.
Installing or removing abrasive belt
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1
Pull the lever all the way out and install the belt over the rollers, and then return
the lever to the original position.
5