Bosch GEX33-5 Operating/Safety Instructions Manual page 13

Trigger "ON-OFF" Switch
To turn the tool "ON" squeeze the trigger
switch. To turn the tool "OFF", release the
trigger switch, which is spring loaded and
will return to
automatically (Fig. 1).
See START OF SANDING on page 14.
"LOCK-ON" BUTTON
The "Lock-ON" button, located near the
trigger allows for continuous operation at
maximum OPM without holding the trigger
(Fig. 1).
TO LOCK TRIGGER "ON": squeeze trigger,
depress button and release trigger.
TO UNLOCK THE TRIGGER: squeeze trigger
and release it without depressing the "Lock-
ON" button.
depressed, the trigger can not be released.
VARIABLE SPEED WITH DIAL SETTING
Your sander is also equipped with a variable
speed dial (Fig. 1). The sander's orbital pad
speed can be preset from zero to maximum
nameplate OPM by rotating the dial in the
housing. The dial may be set on or between
any of six positions (1=low through 6=high).
The following table may be used as a
general guide for abrasive and backing pad
selection, but the best results will be
obtained by sanding a test sample of the
workpiece first.
Operating Instructions
the "OFF" position
If the "Lock-ON" button
is continuously being
Switch
Material
setting
rough/finish
Woods:
softwoods
hardwoods
veneers
Metals:
steel
stainless
aluminum
rust spots
Paintwork:
sanding
scratches
stripping
-13-
Backing
pad
4 / 6 soft
4 / 6 medium
4 medium
4 medium
4 medium
4 / 6 medium
6 soft
2 / 3 medium
4 / 6 hard
4 medium
Grit
size
rough/finish
60 / 240
60 / 180
240 / 320
60 / 240
120 / 240
80 / 240
60 / 120
180 / 400
120 / 240
40 / 60 / 80