Bosch GSS20-40 Instrucciones De Funcionamiento página 11

• Medium Grit: For general wood sanding.
• Fine Grit: For smoothing wood or plaster
patches.
• Extra Fine Grit: For final sanding bare wood
and smoothing old paint.
There are also different types of sanding
sheets made for wood, paint and other sur-
faces.
Sanding sheets can be purchased pre-sized
or can be conveniently cut from large-size
commercially available
size: 9" x 11-1/16" or 228 x 280 mm). Cut into
four pieces of equal size as shown (Fig. 11).
Choose the proper grit for the job.
Fig. 11
CUT HERE
11-1/16" (280mm)
SANDING TIPS
Bosch orbital sanders are designed to pro-
duce exceptional finishes on wood surfaces,
speed stock removal, or to remove lacquer,
varnish, and other coated finishes.
Orbital sanding provides fast, smooth final
finishes. And this model can sand flush on all
three sides of the tool to get in tight places
typical of cabinets, desks and shelving.
• Starting and stopping of sanding - Con-
tact the work with the tool after sander has
reached its full speed and remove it from
the work before turning the switch "OFF" .
1600A00HX5 11-15 GSS20-40.indd 11
• This sander's even weight distribution and
sheets (standard
• It's usually best to work in strokes that paral-
• If the surface is rough, start sanding with a
• Continue to sand with each grit until the sur-
• When going from one grit size to a finer
• To remove the greatest amount of stock, use
• Sanding with the grain of the wood gives the
Do not store tool with PSA sanding sheets
on pad, as sanding creates heat, which will
cause an adhesive bond between the sheet
and the pad to harden when sheet and pad
cool down. (See REMOVING PSA SANDING
SHEETS on page 9.)
Operating in this manner will prolong switch
and motor life and will greatly increase the
quality of your work.
the prevention of sanding sheet slippage by
the clamping system virtually eliminate any
benefit from pressing on the sander. Exces-
sive pressure to the sander may result in
an uneven sanding job and premature grit
wear. Constant and excessive pressure can
cause overheating and possible damage to
the motor, as well as premature wear out of
the pad.
lel the grain, using some lateral motion so
the main strokes are overlapped as much
as 75%.
coarse grit, then medium, and then finish
with a fine or extra-fine grit. This procedure
will vary with different types of materials and
work.
face looks uniform.
size, do not skip more than two grit sizes.
a coarse grit and move the sander steadily
over the entire surface against the grain as
well as with the grain. DO NOT REMAIN IN
ONE SPOT TOO LONG. It may remove too
much material and uneven sanding will re-
sult.
smoothest final finish.
STORING THE SANDER
11
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