DeWalt 7749 - Advanced Operations and Blade Alignment; Shape, Dado, and Disc Sander Operations; Blade Perpendicularity Adjustment

7
COMPOUND
MITER
Read
Figs.
A,
B,
and
D.
Start
in
bevel
cut-off
position.
pull
arm
.clamp
handle.
Swing
the
arm into
desired
miter
position,
u.sually45o
or
in
between
angles,
then
relock
arm
clamp
handles.
Pull
saw
across
for
miter
cuts.
The
-compound
miter
cut
is
srmpty
a
combination
bevel
and
miter
cut.
RABBET
Re-read
Figs.
B,
C, and
D.
First,
elevate
arm
until
motor
locates
in
90.
vertical position.
place
shaper guard
over
dado
head.
Swivel
motor
into
rip
position
so
that
guard
sets
above
mate-
rial.
Use
column
crank,
also
rip
lock
to set
dado
for
cut
desired.
Feed
material
evenly,
firmly
against guide.
Tilt
motor
for
bevel
rabbet
cuts,
DADO
Replace
saw
blade
with
dado
head.
Use
for
across
or
angle
dado
cuts
same
as
saw
blade,
When
determining
depth
of
cut;
simply
lower
dado
until
it
iust
touches
top
of
material.
Then
lower
dado
head
as
desired.
Each
full
turn
equals
t/s
inch,
one-half
turn
1/1G
inch,
etc.
Wide
dado
cuts
can
be
made
by
making
successive
passes
across
the
material.
BEVEL
RIP
Read
Figs.
B.
C,
and D.
Start
in
bevel
cross-cut
position
as de-
scrib€d
above.
Now,
place
the
saw
into.
r.ip
position
arid
(using
rip
lock)
lock
securely
against
aim
at
desired
point.
Be
sure
to lower
guard
at in-feed
oosition. adiust
the
anti-kickback
rievice
and then
use
a wood
"pusher"
board
to fur-
ther
prevent
kickback.
IMPORTANT:
Check
Lower
Guard
precautions
on
page
4.
NOTE
ALWAYS
WEAR
GOGGLES.
WEAR
DUST
MASK
IF
OP.
ERATION
IS
DUSTY.
|a:r
---{:6
DISC
SANDER
Remove
arbor
nut.
Leave
both
collars
in
place
and
thread
disc
onto
arbor.
Locate
disc
sander
wherever
desired
on
machine.
For
bevel
and
surface
sanding
only,
place
shaper
guard
ovei
the disc
sander.
For finish
work
on-
angles,
use
work
suppod
fixture.
For
surface
sanding
tilt
the
disc
sander
into
vertical
position.
Feed
the
material
evenly
for
best
results.
Use
finer
paper
for
final
finish,
SHAPE
Place
shaper
cutter
on
motor
arbor;
cover
with
shaper
guard.
Now,
set
up
the
macliine'in
the
same
position
as
RABBET.
Set
s.haper
cutter
for
the
profile
desired,
Lock
saw
carriage
secu.rely,
adjust
shaper guaid
so
that
it
just
clears'the
mate.
rial.
Feed
the
material
firmly
and
-
evenly
into
the
shape-r
cutters.
Maintain positive
pressure,
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16