Prior To Operation - DeWalt D28090 Instruction Manual

2. Press the backing pad (N) onto the spindle (J). The inner flange
is not needed.
3. Position the abrasive disc (O) on the pad.
4. Screw the outer flange (M) onto the spindle (J).
5. Press the spindle lock (B) and rotate the pad (N) until it locks in
position.
6. Tighten the flange (M) using the two-pin spanner supplied.
7. Release the spindle lock.
To remove the pad, loosen the flange (M) with the two-pin
spanner.
FIG. 5
P
Mounting the Side Handle (Fig. 5)
Screw the side handle (D) tightly into one of the holes (P) on either
side of the gear case.
OPERATION
WARNING: To reduce the risk of injury, turn unit off and
disconnect tool from power source before installing and
removing accessories, before making any adjustments or
removing/installing attachments or accessories.
WARNING: Allow the tool to reach full speed before touching tool
to the work surface. Lift the tool from the work surface before
turning the tool off.
WARNING: Ensure all materials to be ground or cut are secured
in place.
WARNING: Apply only a gentle pressure to the tool. Do not exert
side pressure on the disc.
WARNING: Avoid overloading. Should the tool become hot, let it
run a few minutes under no load condition.

Prior to Operation

P
• Install the guard and appropriate disc or wheel. Do not use
D
• Be sure the inner and outer flange are mounted correctly.
• Make sure the disc or wheel rotates in the direction of the
Switching On and Off (Fig. 1)
To run the tool, press the on/off switch (A).
For continuous operation, press the switch completely forward.
To stop the tool, release the switch. To stop the tool in continuous
operation, press on the back
part of the switch.
WARNING: Do not switch the tool on or off when under load.
10
excessively worn discs or wheels.
arrows on the accessory and the tool.