Variable Speed Trigger Switch - DeWalt DCF809 Original Instructions Manual

English
OPERATION Instructions for Use
WARNING: Always observe the safety instructions and
applicable regulations.
WARNING: To reduce the risk of serious personal injury,
turn tool off and disconnect battery pack before
making any adjustments or removing/
installing attachments or accessories. An
accidental start-up can cause injury.
Proper Hand Position (Fig. D)
WARNING: To reduce the risk of serious personal
injury, ALWAYS use proper hand position as shown.
WARNING: To reduce the risk of serious personal
injury, ALWAYS hold securely in anticipation of a
sudden reaction.
Proper hand position requires one hand on the main
handle
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Variable Speed Trigger Switch (Fig. A,
E)
To turn the tool on, squeeze the trigger switch
turn the tool off, release the trigger switch. Your tool
is equipped with a brake. The chuck will stop when
the trigger switch is fully released.
The variable speed switch enables you to start the
application at a slow speed. The further you squeeze the
trigger, the faster the tool will operate. For maximum
tool life, use variable speed only for starting holes or
fasteners.
nOTE: Continuous use in variable speed range is
not recommended. It may damage the switch and
should be avoided.
Forward/Reverse Control Button
(Fig. A, E)
A forward/reverse control button
direction of the tool and also serves as a lock-off button.
To select forward rotation, release the trigger switch and
depress the forward/reverse control button on the right
side of the tool.
To select reverse, depress the forward/reverse control
button on the left side of the tool. The centre position of
1
4
the control button locks the tool in the off position.
When changing the position of the control button, be
sure the trigger is released.
nOTE: The first time the tool is run after changing the
direction of rotation, you may hear a click on start up.
This is normal and does not indicate a problem.
Worklights (Fig. A)
There are three worklights
mm hex chuck
trigger switch is depressed.
When the trigger is released, the worklight will stay
illuminated for up to 20 seconds. If the trigger switch
remains depressed, the worklights will remain on.
nOTE: The worklights are for lighting the immediate
work surface and are not intended to be used as a
flashlight.
Quick-Release Chuck (Fig. A, F, G)
condition.
3 . To
Inspect accessory prior to use to ensure that it con tains
nOTE: The chuck accepts 6.35 mm hex bit tips only.
Using 25 mm bits allows better access in tight spaces.
Place the forward/reverse button
(centre) position or remove battery pack before
changing accessories.
To install an accessory (Fig F), push accessory to fully
insert into chuck
to be pulled up to lock accessory in place.
To remove an accessory (Fig g), pull the chuck collar
away from the front of the tool. Remove the accessory
and release the collar.
determines the Usage
4
Your impact tool generates the following maximum
torque:
7
. The worklights are activated when the
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WARNING: Use only impact accessories. Non-impact
accessories may break and cause a hazardous
no cracks.
6 . The chuck collar
Cat # Nm
located around the 6.35
4 in the locked off
5 does not need
Ft.-Lbs. In.-Lbs