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Bosch 1772-6 Instrucciones De Funcionamiento Y Seguridad página 13

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BM 2610009659 03-10 :BM 2610009659 03-10 3/9/10 7:25 AM Page 13
SANDING DISC ASSEMBLY
BACKING PAD
Before attaching a backing
W RNING
pad be sure its maximum
safe operating speed is not exceeded by the
nameplate speed of the tool.
Wheel guard may not be
W RNING
used for most sanding
operations. Always reinstall wheel guard when
converting back to grinding operations.
TO INSTALL BACKING PAD AND
SANDING DISC
Disconnect tool from power source. Attach
hand guard (Fig. 1). Set the tool on its top side
(spindle up). Place the rubber backing pad
onto the spindle shaft. Center the sanding disc
on top of the backing pad. Insert the lock nut
through the disc and thread onto the spindle as
far as you can with your fingers. Press in the
spindle lock, then tighten the backing pad
securely with lock nut wrench (Fig. 8).
WIRE BRUSH ASSEMBLY
Before attaching a wire brush
W RNING
be sure its maximum safe
operating speed is not exceeded by the
nameplate speed of the tool.
Before assembling wire brush to this tool,
disconnect from the power source. Attach
hand guard (Fig. 1). Wire brushes are
equipped with their own threaded hub, simply
thread on to spindle. Be sure to seat against
shoulder before turning tool "ON".
Hold the tool with both hands
W RNING
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.
"TRI-CONTROL" PADDLE SWITCH
and "Lock-ON".
Operating Instructions
The "Tri-Control" Paddle
Switch
enables
the
operator to control the
switch functions of
"Lock-OFF", "ON/OFF"
TO REMOVE: Reverse procedure.
SPINDLE
FIG. 8
LOCK
SPINDLE
SPIN-ON
WIRE
BRUSH
TO REMOVE: Reverse procedure.
WIRE WHEEL ASSEMBLY
Before assembling wire wheel to this tool,
disconnect from the power source. Attach
Type 27 guard (Fig. 2). Wire wheels are
equipped with their own threaded hub, simply
thread on to spindle. Be sure to seat against
shoulder before turning tool "ON".
TO REMOVE: Reverse procedure.
TO UNLOCK SWITCH AND TURN TOOL
"ON": Push paddle lever FORWARD (toward
the spindle) then squeeze the paddle lever.
TO SWITCH TOOL "OFF": Release pressure
on paddle lever. The switch is spring loaded
and will return to "OFF" position automatically.
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 paddle lever
completely FORWARD and release paddle
lever.
TO SWITCH TOOL "OFF": Squeeze and then
release paddle lever. The switch is spring
loaded and will return to "OFF" position
automatically.
-13-
RUBBER
B CKING
P D
S NDING
DISC
LOCK NUT

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