DeWalt DC520N Original Instructions Manual page 37

plate. Also make sure that the voltage of your
charger corresponds to that of your mains.
Your D WALT charger is double insulated
E
in accordance with EN 60335; therefore
no earth wire is required.
If the supply cord is damaged, it must be replaced
by a specially prepared cord available through the
D WALT service organisation.
E
Mains Plug Replacement
(U.K. & Ireland Only)
If a new mains plug needs to be fitted:
• Safely dispose of the old plug.
• Connect the brown lead to the live terminal in
the plug.
• Connect the blue lead to the neutral terminal.
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
1 mm ; the maximum length is 30 m.
2
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.
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 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.
Replacing 1/4" Hex Drive
Accessories (fi g. 4)
Your D WALT Screwdriver has a 1/4" hexagonal
E
drive system. The drive accessory is retained in the
spindle by a ball and a spring which engages in a
groove in the accessory shank.
1. To replace a drive accessory (e.g. a bit holder)
press the collar release buttons (l) and pull the
depth adjustment collar (c) from the clutch
housing (q).
2. Remove the bit holder (o) by pulling it out of the
spindle using a pair of pliers.
3. Push the new drive accessory (e.g., a nutsetter
[r]) into the spindle until it snaps in place.
4. Align the ribs (m) on the inside of the collar (c)
with the grooves (p) in the clutch housing (q)
and snap the collar in place.
Replacing the Bit Tip (fi g. 4)
Proceed as described above. Do not remove the
bit holder (o).
Simply pull out the bit tip (n). A pair of pliers may
be required.
Setting the Driving Depth (fi g. 5)
The depth sensitive feature offers the following
advantages:
– the selected driving depth is repeatable for
WALT battery
E
structural integrity
– fasteners with sealing washers are driven
correctly so that no leaks occur
The driving depth is determined by the position of
the depth locator (d) in relation to the bit, socket or
nutsetter.
FASTENERS WITH SEALING WASHERS
1. Check the screw manufacturer's specifications
for the proper sealing washer settings in
different applications.
2. Drive a fastener into a waste piece and check if
the fastener is correctly seated.
NOTE: If necessary, turn the depth adjustment
collar (c) counterclockwise or clockwise
EN GL IS H
35