Assembly And Adjustments; Operation; Variable Speed Trigger Switch - DeWalt DC820 User Manual

WARNING: No connection is to be
made to the earth terminal.
Follow the fitting instructions supplied with good
quality plugs. Recommended fuse: 3 A.
Using an Extension Cable
An extension cord should not be used unless
absolutely necessary. Use an approved extension
cable suitable for the power input of your charger
(see technical data). The minimum conductor size is
2
1 mm ; the maximum length is 30 m.
When using a cable reel, always unwind the cable
completely.

ASSEMBLY AND ADJUSTMENTS

WARNING: Prior to assembly and
adjustment, always remove the battery
pack. Always switch off the tool before
inserting or removing the battery pack.
WARNING: Use only D
packs and chargers.
Inserting and Removing the
Battery Pack from the Tool (fi g. 2)
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.
NOTE: Make sure your battery pack is fully charged.
TO INSTALL THE BATTERY PACK INTO THE TOOL HANDLE
1. Align the base of the tool with the notch inside
the tool's handle (Fig. 2).
2. Slide the battery pack firmly into the handle until
you hear the lock snap into place.
TO REMOVE THE BATTERY PACK FROM THE TOOL
1. Press the battery release buttons (i) and firmly
pull the battery pack out of the tool handle.
2. Insert battery pack into the charger as
described in the charger section of this manual.
Belt Hook (Optional Accessory)
(fi g. 1)
WARNING: To reduce the risk of
serious personal injury, DO NOT
suspend tool overhead or suspend
objects from the belt hook. ONLY hang
tool's belt hook from a work belt.
Your tool may be equipped with a belt hook (k). The
belt hook allows the tool to be suspended from the
tool belt to allow hands-free work.
The belt hook can be be attached to either side
of the tool to accommodate left- or right- handed
users. If the hook is not desired at all, it can be
removed from the tool.
To move belt hook, remove the screw (l) that holds
the belt hook in place then reassemble on the
opposite side. Always tighten the fastening screw
to 0.6-0.8 Nm of torque when installing the belt
hook onto the machine.

OPERATION

Instructions for Use
WALT battery
E
Proper Hand Position (fi g. 6)
Proper hand position requires one hand on the main
handle (m), as shown.

Variable Speed Trigger Switch

(fi g. 1)
To turn the tool on, squeeze the trigger switch (a).
To turn the tool off, release the trigger switch.
Your tool is equipped with a brake. The chuck will
stop as soon as the trigger switch is fully released.
Use lower speeds for starting holes without a
center punch, drilling in metals or plastics, or driving
screws. 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.
WARNING: To reduce the risk of
serious personal injury, ensure the
screw (l) holding the belt hook is secure.
WARNING: Always observe the safety
instructions and applicable regulations.
WARNING: To reduce the risk
of serious personal injury, turn
tool off and disconnect tool from
power source before making any
adjustments or removing/installing
attachments or accessories.
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.
EN GL IS H
11