Follow the instructions for maintenance and
changing accessories. Keep handles and
switches dry, clean and free from oil and grease.
This tool complies with relevant safety
requirements. Repairs should only be carried
out by qualified persons using original spare
parts; otherwise this may result in considerable
danger to the user.
Additional safety instructions for Australia and
This appliance is not intended for use by
young or infirm persons without supervision.
Children must be supervised to ensure they do
not play with the appliance.
If the supply cord is damaged, it must be
replaced by the manufacturer or an authorised
Black & Decker Service Centre in order to
avoid a hazard.
The electric motor has been designed for one
voltage only. Always check that the power supply
corresponds to the voltage on the rating plate.
This tool is double insulated in accordance
with EN 50144; therefore no earth wire is
Mains plug replacement (U.K. & Ireland only)
Should your mains plug need replacing and
you are competent to do this, proceed as
instructed below. If you are in doubt, contact an
authorised repair agent or a qualified electrician.
Disconnect the plug from the supply and
remove the fuse from the plug.
Cut off the plug and dispose of it safely; a plug
with bared copper conductors is dangerous if
engaged in a live socket outlet.
Only fit 13 Amperes BS1363A approved plugs
fitted with the correctly rated fuse (1).
The cable wire colours, or a letter, will be
marked at the connection points of most good
quality plugs. Attach the wires to their respective
points in the plug (see above). Brown is for
Live (L) (2), blue is for Neutral (N) (4).
Before replacing the top cover of the mains
plug ensure that the cable restraint (3) is
holding the outer sheath of the cable firmly
and that the leads are correctly fixed at the
If the plug has a fuse cover, make sure that the
fuse cover is fitted. Do not use the plug if the
fuse cover is missing or damaged.
Never use a light socket.
Using an extension cable
Always use an approved extension cable suitable
for the power input of this tool (see technical data).
Before use, inspect the extension cable for signs
of damage, wear and ageing. Replace the extension
cable if damaged or defective. When using a cable
reel, always unwind the cable completely. Use of
an extension cable not suitable for the power
input of the tool or which is damaged or defective
may result in a risk of fire and electric shock.
OVERVIEW (fig. A)
This tool includes some or all of the following
1. Variable speed switch
(AST1,CD501, KR450RE, KR500(C)RE, KR510)
1. On/off switch (other models)
2. Lock-on button
3. Two-speed selector (KR502, KR532)
3. Forward/reverse switch (other models)
4. Drilling mode selector
5. Side handle
6. Keyless chuck
7. Keyed chuck
E N G L I S H