Tool Tips
SANDING: open-coat aluminum oxidePOLISHING: for most polishing, the extra soft
sanding discs are recommended for mostbacking pad will give the best results. The
wood or metal sanding applications, as thisrandom orbit sander may be fitted with a
synthetic material cuts quickly and wears well.foam buffing pad or polishing bonnet to polish
Some applications, such as plastics, glass, oror remove scratches from painted or finished
stone require silicon carbide discs, which havesurfaces, plastics, and even glass. The tool is
a very sharp cutting edge. For best results,operated in much the same way as when
use Bosch sanding and polishing accessoriessanding, but the following points should be
which are of superior quality and are carefullyobserved;
selected to produce professional quality
Apply the compound to the surface, and use
results with your sander.
the sponge applicator pad with light pressure
With the workpiece firmly secured, depressand a circular motion to remove scratches and
switch while applying the pad to the workrestore weathered finishes. Use only as much
surface. DO NOT apply excessive pressure ascompound as necessary, and clean the
this will slow the pad action, and DO NOTsponge frequently during use.
start the tool and bring it up to speed before
When initial polishing is completed, wipe away
applying to the work; swirl marks will result in
any excess compound with a soft towel, and
either case. In general, higher speeds and
then polish the surface to its final finish with
moderate pressure will give the best results. If
the polishing bonnet. Use smooth overlapping
faster removal is desired, DO NOT INCREASE
strokes for best results.
PRESSURE ON THE TOOL; use a coarser
grade of abrasive. Move the sander in longIt is important to note that the orbit speed of
sweeping strokes, parallel to the grain usingthe random orbit sander is not the same as
some lateral motion to overlap the strokes bythe RPM of a standard right-angle polisher.
as much as 75%. The random orbit actionThe random orbit action is much like a
allows cross-grain sanding, but be careful notpowerful hand polishing action, and therefore
to tilt the sander near edges, or undesirabledoes not have the high speeds at the edge of
rounding may result.the pad which can burn the work surface. For
this reason, it is possible to select a higher
If the surface is rough, begin with coarser grits
OPM for the random orbit sander than the
and then complete the surfacing with medium
recommended RPM for a standard polisher.
and fine abrasives. Because the random orbit
Practice on a hidden area or test surface until
action is so effective, it is often possible to
you have determined the tool is suitable for
begin sanding with a medium grit disc and go
your polishing application.
directly to fine finishing. To avoid uneven
results, do not skip more than one grit sizeClean the buffing pad and polishing bonnet
when going from coarser to finer, and do notwith mild detergents and warm water. DO
sand in one area for too long. When the job isNOT use solvents.
completed, release switch, and gently lift the
tool from the work surface at the same time.
Maintenance
ServiceCenter or Authorized Bosch Service Station.
Preventive maintenance
!WARNINGTOOL LUBRICATION
performed by unauthorized
Your Bosch tool has been properly
personnel may result in misplacing of
lubricated and is ready to use. It is
internal wires and components which
recommended that tools with gears be
could cause serious hazard. We
regreased with a special gear lubricant at
recommend that all tool service be
every brush change.
performed by a Bosch Factory Service
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