DeWalt DW831 Guide D'utilisation page 15

2. Push the guard down until the guard lugs engage and rotate freely
in the groove on the gear case.
3. With the guard latch open, rotate the guard into the working
position providing maximum protection to the user (Fig. 7).
4. Close the guard latch to secure guard on gear case (Fig. 7).
NOTE: The guard is pre-adjusted to the diameter of the spindle hub at
the factory. If the guard needs further adjustment after a period of use,
perform the following ad just ment. With the guard latch in the closed
position tighten or loos en the adjustment screw (G).
REMOVING GUARD
1. Open the guard latch (F) and align the arrow on the guard with the
arrow on the gear case.
2. Pull the guard up until the guard lugs engage and rotate freely in
the groove on the gear case.
3. With the guard latch open, rotate the guard until the arrows are
aligned. (Fig. 7).
4. Remove the guard.
CAUTION: Do not tighten adjusting screw with guard latch in open
position. Undetectable damage to the guard or the mounting hub
may result.
FIG. 6
F
FIG. 7
G
Fitting and Removing the Guard (DW840)
(Fig. 8)
CAUTION: Unplug the tool before mounting or
removing the guard. Guards must be used with
all grinding wheels and sanding flap discs, wire
brushes and wire wheels. The tool may be used
without the guard only when sand ing with
conventional sanding discs. Before reconnecting
the tool, depress and release the rear part of the
switch to ensure that the tool is off.
FITTING GUARD
CAUTION: Do not operate grinder with a loose
guard or the guard latch in the open position.
1. Place the angle grinder on a table, spindle up.
2. Press the guard down.
3. Position the guard between your body and the work piece.
4. Tighten the screw holding the cinch collar firmly around the neck
of the spindle.
REMOVING GUARD
1. Loosen the screw holding the cinch collar around the neck of the
spindle.
2. Lift up on the guard.
CAUTION: Do not tighten adjusting screw with guard latch in open
position. Undetectable damage to the guard or the mounting hub
may result.
NOTE: Edge grinding can be performed with Type 27 wheels
designed and specified for this purpose; 1/4" (6.35 mm) thick wheels
are designed for surface grinding while thinner Type 27 wheels need
to be examined for the manufacturer's label to see if they can be
used for surface grinding or only edge grinding/cutting. Wheels where
surface grinding is not permitted cannot be used with this grinder.
13
FIG. 8