Operating Instructions - Bosch 1810PS Operating/Safety Instructions Manual

Hold the tool with both hands
! WARNING
while starting the tool, since
torque from the motor can cause the tool to twist.
Start the tool before applying to work and let
the tool come to full speed before contacting
the workpiece. Lift the tool from the work
before releasing the switch. DO NOT turn the
switch "ON" and "OFF" while the tool is under
load; this will greatly decrease the switch life.
PADDLE SWITCH WITH
"LOCK-OFF"FEATURE
(Models 1810PSD & 1811PSD only)
The Paddle switch enables the operator to
control the switch functions of "Lock-OFF",
and "ON/OFF".
TO UNLOCK SWITCH AND TURN TOOL
"ON": Push "Lock-OFF" switch release lever
backward to unlock paddle switch, then
squeeze paddle switch (Fig. 6).
TO SWITCH TOOL "OFF": Release pressure
on paddle lever. The switch is spring loaded
and will return to "OFF" position automatically.
PADDLE SWITCH WITH "LOCK-OFF" AND
"LOCK-ON" FEATURE
(Models 1810PS & 1811PS only)
The Paddle switch enables the operator to
control the switch functions of "Lock-OFF",
"ON/OFF" and "Lock-ON".
TO UNLOCK SWITCH AND TURN TOOL
"ON": Push switch release lever backward to
unlock ON/OFF switch, then squeeze paddle
switch (Fig. 6).
TO SWITCH TOOL "OFF": Release pressure
on paddle lever. The switch is spring loaded
and will return to "OFF" position automatically.
SELECTING GRINDING WHEELS
Before using a grinding
!
WARNING
wheel, be certain that its
maximum safe operating speed is not
exceeded by the nameplate speed of the
grinder. Do not exceed the recommended
wheel diameter.
DISC GRINDING WHEELS
Grinding wheels should be carefully selected
in order to use the grinder most efficiently.
Wheels vary in type of abrasive, bond,

Operating Instructions

Grinding Operations
-9-
"LOCK-ON" BUTTON
(Models 1810PS & 1811PS only)
The "Lock-ON" feature, incorporated into the
paddle switch, is a convenience for long
operations.
TO LOCK SWITCH "ON": After paddle switch
has been activated push "Lock-ON" button at
rear of tool completely in and release paddle
switch (Fig. 6).
TO SWITCH TOOL "OFF": Squeeze and
release paddle switch.
hardness, grit size and structure. The correct
type of wheel to use is determined by the job.
Use disc grinding wheels for fast grinding of
structural steel, heavy weld beads, steel
casting, stainless steel and other ferrous
metals.
GRINDING TIPS
Efficient grinding is achieved by controlling the
pressure and keeping the angle between
wheel and workpiece at 10° to 15°. If the
wheel is flat, the tool is difficult to control. If the
FIG. 6
PADDLE
SWITCH
"LOCK-OFF"
SWITCH
RELEASE LEVER
"LOCK-ON" BUTTON
(Models 1810PS &
1811PS only)