Other, Service & adjustment, Removing the flail screen – Sears 247.799892 User Manual
Page 12: Sharpening or replacing the blades, Chipper blades, Figure 14, Service and adjustment -14, 11 w a, Chute deflector, Figure 13. hand knobs figure 14
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NOTE:
Fuel
stabilizer
is
an
acceptable
alternative
in
minimizing
the
formation
of
fuel
gum
deposits
during
storage.
Add
stabilizer
to
gasoline
in
fuel
tank
or
stor
age
container.
Always
follow
the
mix
ratio
found
on
stabilizer
container.
Run
engine
at
least
10
minutes
after
adding
stabilizer
to
allow
the
stabilizer
to
reach
the
carburetor.
Do
not
drain
the
gas
tank
and
carbure
tor if using fuel stabilizer.
•
Drain all the oil from the crankcase (this should be
done after
the engine has been operated
and is still
warm) and refill the crankcase with fresh oil.
•
If you have drained the fuel tank, protect the inside
of
the
engine
as
follows.
Remove
spark
plug,
pour
approximately
1/2
ounce
(approximately
one
table
spoon)
of
engine
oil
into
cylinder
and
crank
slowly
to distribute oil. Replace spark plug.
OTHER
•
Do not store gasoline from one season to another.
•
Replace your gasoline can if your can starts to rust.
Rust and/or dirt in your gasoline will cause problems.
•
Store unit in a clean, dry area. Do not store next to
corrosive materials, such as fertilizer.
NOTE:
If storing in an unventilated or metal storage
shed, be certain to rustproof the equipment by coating
with a light oil or silicone.
SERVICE & ADJUSTMENT
A
WARNING: ALWAYS STOP ENGINE AND
DISCONNECT SPARK PLUG WIRE AND
MOVE IT AWAY FROM SPARK PLUG
BEFORE
PERFORMING
ANY
ADJUST
MENTS OR REPAIRS.
REMOVING THE FLAIL SCREEN
If the discharge area becomes clogged, remove the
flail screen and clean area as follows.
•
Stop
the
engine,
make
certain
the
chipper-shredder
has
come
to
a
complete
stop
and
disconnect
spark
plug
wire
from
the
spark
plug
before
unclogging
the
chute.
•
Loosen
the
two
hand
knobs
on
each
side
of
the
chute deflector. Lift the chute deflector up, and tie it
out of the way.
•
Remove two hairpin clips from the clevis pins which
extend
through
the
housing.
Remove
the
clevis
pins.
Lift
the
flail
screen
from
inside
the
housing.
See figure 13.
•
Clean
the
screen
by
scraping
or
washing
with
water. Reinstall the screen.
NOTE:
Be certain to reassemble the flail screen with
the curved side down as shown in figure 13.
Chute Deflector---------
*-11
W
A
SHARPENING OR REPLACING THE BLADES
CHIPPER BLADES
•
Disconnect
spark
plug
wire
and
move
it
away
from
spark plug.
•
Remove
the
flail
screen
as
instructed
in
previous
section.
•
Remove
the
chipper
chute
by
removing
three
hex
nuts
and
washers.
A
1/2“
wrench
is
required.
See
figure 13.
NOTE:
When reassembling, the cupped washer goes
on the bottom of the chipper chute with the cupped
side against the chute.
•
Rotate
the
impeller
assembly
by
hand
until
you
locate
one
of
the
chipper
blades
in
the
chipper
chute
opening.
Remove
the
blade,
using
a
3/16"
alien
wrench
on
the
outside
of
the
blade
and
1/2"
wrench
on
the
impeller
assembly
(inside
the
hous
ing). See figure 14.
•
Remove the other blade in the same manner.
FIGURE 13.
Hand Knobs
FIGURE 14.
12