Bosch 1821 Instrucciones De Funcionamiento Y Seguridad página 10

BM 1609929Y07 10-10:BM 1609929Y07 10-10 1/18/11 10:06 AM Page 10
Functional Description and Specifications (Continued)
Model number
Max. type 1 and 27 grinding wheels
* Max. type 1A and 27A cutting wheel
* Max. flap disc
Accessory speed rating must be equal to or greater than the tool's speed rating. Do not
NOTE: Not recommended for use with type 11 cup wheels.
* NOTE: For tool specifications refer to the nameplate on your tool.
WHEEL GUARD INSTALLATION
Wheel
WARNING
attached when using disc
grinding or cutting wheels. Always keep wheel
guard between you and your work while
grinding or cutting.
The position of the guard can be adjusted to
accommodate the operation being performed.
To attach wheel guard DISCONNECT tool
from power source.
Position wheel guard on spindle neck so that
the arrow on guard lines up with the arrow on
the spindle neck. Rotate wheel guard
clockwise 90º until it clicks in place (Fig. 2).
TO ADJUST GUARD: depress guard release
button (Fig. 1), rotate guard to desired position,
release button and let it click in place.
LOCK NUT AND BACKING FLANGE
Your tool is equipped with a threaded spindle
for mounting accessories. Always use the
supplied lock nut (and backing flange) that
has same thread size as spindle.
VIBRATION CONTROL SIDE HANDLE
The side handle is used to control and balance
the tool. The handle must be threaded into the
front housing on either side of the tool,
depending on personal preference and
comfort. Use the side handle for safe control
and ease of operation (Fig. 1).
exceed the recommended wheel diameter.
Assembly
guard must be
-10-
1821, 1821D
5" Dia.
5" Dia.
5" Dia.
TO REMOVE GUARD: Depress release
button, rotate guard until arrow on guard lines
up with arrow on spindle neck, and remove
guard from spindle neck.
FIG. 2
WHEEL SPINDLE
GUARD NECK
OPTIONAL HAND GUARD
The hand guard is to be used with backing
pads, sanding discs and wire brushes to keep
fingers and hand away from work surface,
sharp edges, burrs and debris. When using the
optional hand guard accessory insert side
handle through hole in guard and then thread
into housing (Fig. 1).
Ensure that hand guard is positioned between
hand and backing pad, sanding disc or wire
brush.