CUSTOMER
RESPONSIBILITIES
A. MAINTENANCE
SAFETY
1. Maintain
the
tool
according
to
recom.
mended
procedures.
Keep the cutting
line at
the proper length.
2. Disconnect
the spark
plug before
perform-
lng maintenance
except for carburetor
adjust-
ments.
3. Make carburetor
adjustments
with the low-
er end
supported
to prevent
the trimmer
line from contacting
any object.
4. Keep others
away when
making
carburetor
adjustments.
5. Replace
trimmer
head
parts
that
are
cracked,
chipped,
or damaged
in any other
way before
using
the tool.
6. Use only SF_.RS
.080" diameter
line.
Never
use wire, rope, string, etc.
7. Use
only
genuine
SEARS
replacement
parts as recommended.
8.
Inspect
the
entire
tool.
Replace
damaged
parts. Check forfuel leaksand make sure all fas-
tenersareinplace and securely fastened.
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B. AIR FILTER
NOTE." A dirty air filter decreases the life and per-
formance
of the engine
and increases
fuel con-
sumption.
Do not clean the air filter
in gase.
line
or other
flammable
solvent
to avoid
creating
a Fa-e hazard.
1. Clean
the Air Filter:
•
Always
after
5 tanks
of fuel
or 5 hours
of
operation,
which
ever is less.
•
More frequentl_
in dusty
conditions.
a. Remove the two screws
from the air filter
cover. Remove air filter cover. Figure 19.
b. Remove the air filter. Figure 19.
c. Wash filter in soap and water.
d. Squeeze filter dry and reinstall.
e. Reinstall the air filter cover. Install screws
and tighten securely.
i i ilill
i
Air
Filter
Air Filter Cover
Screws
Figure
19
_'AUTION---_.. Make sure
the air filter
is fitted
into the corners
of the
cover
to keep
dust
from
entering
the engine
and
causing
en-
gine
damage.
NOTE:
If replacing
the
air filter,
see
the
Accessory
List for proper
part
number.
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C. DRIVE
SHAFT
LUBRICATION
•
Lubricate
the Drive
Shaft:
- After
each
ten (10) hours
of operation.
-
Before
operating
if the
tool
has
been
stored
for 90 days
or longer.
•
When
ordering
flex
shaft
lube,
see
the
Accessory
List for proper
part
number.
•
Use the following
procedure
for the best re-
suits:
_.
Lay drive
shaft
on
a clean
sur-
face.
Avoid
laying
the
shaft
on
the
floor,
_avOUnd or on any. other
surface
that
may
e dirt
or debris.
Even
.af_ter wisping
the
shaft,
grease
residue
can pick
up dirt parti-
cles
that
can
cause
damage
or premature
failure.
J CAUTION;
[ Take
care
to avoid
injury
your
hands
and fingers
with
broken
wires
when
checking
for damage
or wiping
the
drive
shaft.
A cloth
will not prevent
broken
wires
from puncturing
or tearing
your
skin.
1, Loosen the screwsin the throttle
grip.
2. Loosen the screws in the nose cone.
Slide the
tube out of the nose cone,
then out of the
throttle grip.
3. Remove
the drive shaft
from the tube. Fig-
ure 20.
4. Check the drive shaft for broken wires, twists
or kinks, and replace if damage is found.
5. Using a clean cloth, wipe the drive shaft thor-
oughly to remove any old grease.
Figure 20.
6. Apply a uniform coat of lube to the entire sur-
face of the drive shaft.
7. Inject the remaining
_ontents
of the container
into the top of the tube.
8. Replace drive shaft in the tube. Figure 20.
9. Reassemble
tube to the throttle
grip and the
nose cone.
Tighten
nose cone screws
and
throttle
grip screws securely.
T_rive
Shaft
Figure
20
- 15-