DeWalt DW831, Original Instructions Manual

Page: 35 / 164

33
Electrical Safety
The electric motor has been designed for one
voltage only. Always check that the power supply
corresponds to the voltage on the rating plate.
Your D
E
WALT tool is double insulated in
accordance with EN 60745; therefore no
earth wire is required.
WARNING: 115 V units have to
be operated via a fail-safe isolating
transformer with an earth screen between
the primary and secondary winding.
If the supply cord is damaged, it must be replaced
by a specially prepared cord available through the
D
E
WALT service organization.
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: 13 A.
Using an Extension Cable
If an extension cable is required, use an approved
extension cable suitable for the power input of this
tool (see technical data).
The minimum conduc tor size is 1.5 mm 2 .
When using a cable reel, always unwind the cable
completely.
ASSEMBLY AND ADJUSTMENT
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.
Before
reconnecting the tool, depress and
release the trigger switch to ensure that
the tool is off.
Attaching the Side Handle (fi g. F)
WARNING: Before using the tool, check
that the handle is tightened securely.
Screw the side handle (3) tightly into one of the holes
(14) on either side of the gear case.
Mounting and Removing the Guard
WARNING: Guards must be used with
this grinder.
DW831 - MOUNTING (FIG. B1 & C1)
• Place the angle grinder on a table, spindle up.
• Align the lug (6) with the slot (7) in the bracket.
• Press the guard (8) down and turn it in the
direction of the arrow (fig. B1).
WARNING: The guard locking pin (9)
prevents the guard from coming loose.
DW831 - REMOVING (FIG. B1 & C1)
• Hold the tool in your hand.
• Rotate the guard (8) in the direction of the arrow
(fig. C1).
• Use a screwdriver to press the locking pin (9) in
the slot.
• Release the guard.
DW840 - MOUNTING (FIG. B2 & C2)
• Place the angle grinder on a table, spindle up.
• Align the lugs (6) with the slots (7).
• Press the guard (8) down and turn it in the
direction of the arrow (fig. B2).
• Securely tighten the screws (9).
DW840 - REMOVING
• To remove the guard, proceed in reverse order.
Mounting and Removing a Grinding
Wheel (fi g. D & E)
• Place the tool on a table, guard up.
• Fit the spacer (11) correctly onto the spindle (10).
• Place the grinding wheel on the spacer.
• Screw the threaded flange (12) onto the
spindle (10).
• Press the spindle lock (5) and rotate the grinding
wheel until it locks in position.
• Tighten the threaded flange using the two-pin
spanner (13) supplied.
• Release the spindle lock.
• To remove the grinding wheel, loosen the
threaded flange using the two-pin spanner (while
the spindle lock is engaged).
E N G L I S H