Bosch 4212L, Operating/Safety Instructions Manual

Page: 8 / 112

8.
Getting To Know Your Miter Saw
To avoid injury from accidental start-
ing, remove plug from power source
outlet before making any adjustments.
1. Main Handle – This handle contains the power
switch. Pulling this handle down lowers the blade
into the workpiece.
2. Switch Lock-Off Release Button – One of these
two buttons must be pressed before the power
switch can be pressed.
3. Power Switch – The power switch used with the
“Lock-OFF” button energizes the unit.
4. Lower Blade Guard – The lower blade guard
helps protect your hands from the spinning blade.
It retracts as the blade is lowered.
5. Lower Guard Lip – Lip can be used to raise the
lower guard when guard becomes jammed on a
workpiece.
6. Blade – Use only 12" blades with 1" arbor hole.
7. Sliding Fence – Supports the workpiece. The
fence has a cast in scale to make repetitive cuts
easy. The fence also has holes to secure an auxil-
iary fence if desired.
8. Kerf Insert – Kerf inserts can be adjusted to dif-
ferent blade widths to minimize workpiece tear-out.
9. Miter Scale/Miter Angle Indicator – This scale is
cast in on the base of the saw. Indicator is fastened
to the table.
10. Miter Detent Override – Allows detent action to
be locked out allowing for micro adjustments to
any miter angle.
11. Miter Lock Knob – The miter lock knob locks the
miter saw table at any desired miter angle.
12. Miter Detent Lever – The lever releases the
table from the detent.
13. Bevel Lock Lever – The front-positioned bevel
lock lever locks the head assembly at the desired
bevel angle.
14. Miter Detents – There are ten (10) miter detent
slots for fast and accurate miter cuts of common
miter angles.
15. Table – Sits in base, provides workpiece support,
rotates for desired miter cuts and rotates the
head assembly. The front extended part of the
table is called the miter arm.
16. Base – Provides working surface to support
workpiece.
17. Tool Mounting Pads – The four corners of the
saw provide areas to clamp, bolt or nail the saw
to a flat work surface.
18. Sliding Base Extensions – These extensions
provide extra workpiece support and are espe-
cially useful when cutting long workpieces.
19. Base Extension Clamping Levers – Locks the
base extensions at desired positions.
20. Head Assembly Lock Pin – Used to lock the
head assembly in the lower position for transport-
ing.
21. Lower Guard Actuation Link – Allows for
smooth movement of the lower guard.
22. Brush Caps – These caps keep the motor brush-
es in position and provide easy access for
inspecting and replacing brushes.
23. Handle Clamp – Locks handle in the selected
position.
24. Handle Rotation Release Lever – Pulling this
lever allows the handle to be rotated. Release the
lever into one of four operating positions.
25. Front Carrying Handle – Used for lifting the tool.
26. Drive Belt Cover – Access to drive belt.
27. Dust Port – The dust port can accommodate the
dust chute and dust bag or optional VAC004
Vacuum Hose Adapter, which accepts Bosch
35mm hoses.
28. Power Cord – Supplies power to motor.
29. Bevel Scale – This scale is large and angled to
allow you to easily read bevel angles.
30. Bevel Detent Pin (Crown Molding Setting) –
Allows you to easily lock the head assembly to
the bevel angle of 33.9° to the left or right.
31. Workpiece Clamp Position Holes – There are
two (2) holes (not shown) behind the fence for
placing the clamp.
32. Sliding Fence Lock Knob – Used to hold fence
position after slide adjustment.
33. Bevel Range Selector Knob – Allows selection
of the bevel range, 0° to 45° left, 0° to 45° right,
and complete range of 47° left to 46° right.
34. Arbor Lock —Keeps the blade from rotating while
tightening or loosening arbor screw during blade
replacement or removal.
35. Upper Blade Guard – Covers upper portion of
the blade.
36. Dust Bag and Dust Elbow – Used to collect saw
dust.
37. Workpiece Clamp – Used to secure a workpiece
on either base side.
38. Flip-Up Crown Stops/Length Stop – Used to
hold crown molding angled to the table. / For
repetitive cuts of the same length.
39. Arbor Laser / 3x Battery.
WARNING
!