Craftsman 21829 Operation Manual - Page 40

To Replace

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A WARNING." Before performing any adjustment, make sure the tool is unplugged from the power suppty. Failureto heed this waTn'lngcoutdresu)tin serious persona_injury. A WARNING: Blades coast after turn off. Possib}e serious injury can occur if hands come in contact with blade. The table sew has been adjusted at the factory for makingvery accurate cuts. However, some of the components might have been jarred out of alignmentduringshipping. ALso,over a period of t'rne, rsediustmentwill probably become necessary due to wear. 3"0avoid unnecessary setups and adjustmen*.sa, good practice is to check your setups carefullywith a framing square and make practice cuts in scrap wood before making finish cuts in good workpiaces. Do not start any adjustments until you have checked with a square and made test cuts to be sure adjustments are needed. TO REPLACE THE BLADE See Figures57 - 59. • Unplug the saw. • Lowerthe saw blade, raise the blade guard, and remove the throet plate. • Make sure the bevel lockinglever is securelypushed to the felt. Raise the sew bladeto its full height by turning the haight/beve_ adjusting handwheelclockwise. • Using the smallblade wrench, insertthe flat open and into the fiats on the arbor shaft. • Insertthe closed and of the largeblade wrench over the hax nut. Holding bo_.hwrenches li_nly, pull_.h_larger wrench forward to the f1"onot f the machine. Make sure the blade nut is securelytightened. De not overtighten. NOTE: Arbor shaft hasleft hand threads. Check allcrearancesfor free blade rotation. See To Set the Scale to the Blade in this section. In cutting operations, the scarewilt be set to the side of the blade where the cut will be measured and made. BLADE NUT Fig. 58 To replace the blade with an accessory blade, follow the instructionsprov'_ed with the accessory. To Inatall e standard blade: • Place thenew blade on the arbor shaft (the teeth must point down toward the fi'ontof the saw to work properly), • Place the blade washer and the blade nut over the blade arbor.Be sure the dome side of the blade washer f_cas ou_f.rom _a blade and that all items ere snugagainst the arbor housing,13ghtensecurely. • Rotate the blade by hand to make sure it turnsfreely. • Reinstallthe throat plate. NOTE: Seaurelytighten throat plate screws. Do not allow the throat plate to bow up above the table surface. BLADE THROATPLATE THROM PLATE RMNG KNIFE LARGE BLADE WRENCH SMALL BLADE WRENCH Fig. 57 40 BLAI)E © Fig. 59

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A
WARNING." Before
performing
any
adjustment,
make sure
the tool
is unplugged
from the
power
suppty.Failureto heed thiswaTn'lngcoutdresu)t
in
seriouspersona_
injury.
A
WARNING:
Blades coast after
turn
off.
Possib}e
serious
injury
can occur if hands come in
contact
with blade.
The
table sew
has been
adjusted
at the factory
for
mak-
ingvery
accurate
cuts. However, some of the components
might have been jarred out of alignmentduringshipping.
ALso,overa period of t'rne, rsediustmentwill probably
become
necessary
due
to wear.
3"0avoid
unnecessary
setups
and
adjustmen*.s,
a good
practice is to check your setups carefullywith a
fram-
ing square and make practice cuts in scrap wood before
making
finish cuts in good workpiaces. Do not
start any
adjustments
until
you have checked
with
a square and
made test cuts
to be
sure
adjustments
are needed.
TO REPLACE
THE BLADE
See
Figures57 - 59.
•
Unplugthe
saw.
•
Lowerthe saw blade, raise the blade guard,
and
remove
the throet
plate.
•
Make
sure the bevel lockinglever is securelypushed to
the
felt. Raise the sew bladeto its
full
heightbyturning
the
haight/beve_ adjusting
handwheelclockwise.
•
Using
the
small
blade
wrench, insertthe
flat
open and
into the
fiats
on
the
arbor shaft.
•
Insertthe closed and of the largeblade wrench over the
hax
nut. Holding bo_.h
wrenches li_nly,
pull
_.h_larger
wrench
forward
to
the
f1"ont
of
the
machine. Make sure
the
blade nut
is
securely
tightened. De
not overtighten.
NOTE: Arbor shaft has
left
hand
threads.
Check
all
crearances
for
free blade rotation. See To Set
the Scale to
the
Blade in this section. In
cutting
opera-
tions, the scarewilt be set to the side of the blade where
the
cut
will be measured
and
made.
THROM
PLATE
BLADE
NUT
Fig. 58
To replace
the
blade with an accessory
blade,
followthe
instructions
prov'_ed
with
the
accessory.
To Inatall e standard blade:
•
Place thenew blade on the arbor shaft (the
teeth
must pointdown toward the fi'ontof the saw to
work
properly),
•
Place the blade
washer
and
the
blade nut over
the
blade arbor.Be sure
the
dome side of
the
blade
washer f_cas ou_.
from _a
blade
and
that all
items ere
snug
against
the
arbor
housing,13ghtensecurely.
•
Rotate the blade by hand to
make sure
it turnsfreely.
•
Reinstallthe
throat
plate.
NOTE: Seaurelytighten
throat
plate screws. Do not al-
low the throat plate to bow up above the table surface.
BLADE
THROATPLATE
RMNG
KNIFE
LARGE
SMALL
BLADE
BLADE
WRENCH
WRENCH
Fig.57
40
BLAI)E
©
Fig. 59