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TENANCE
AIR SCREEN
TOP AIR
COVE
R
FIGURE 25
.03O" (.762 MM)
FEELER GUAGE
FIGURE 26
SPARK
PLUG
HOSE CL
HOSE
AMP
FUEL
FIGURE 27
5.
Lubricate
Steering
and Front
Wheels
There is a grease fitting on each front wheel and axle spindle.
Use a grease gun to give each grease fitting two shots of
extreme pressure lubricating grease (available through your
Sears Service Center)(Fig
24 [
6. Oil Pivot
Points
Place several drops of SAE 30 off at points where metal parts
move against each other, especially:
a
Hood hinges..
b_
Shifter shaft points.
SEE LUBRICATION
CHART, PAGE
19.
7. Clean Air Screen
Air screen (Fig. 25) must allow free-flow of air to prevent engine
damage from overheating,
Clean with a wire brush, compressed
ai/ orwaterpressure
to remove dirt, chaff, stubborn dried gum and
fibers._
ALWAYS WEAR SAFETY G LASSES WHEN
USING COMPRESSED AIR.
DO NOT TOUCH HOT MUFFLER, CYLIN-
DER OR FINS AS CONTACT MAY CAUSE
BURNS.
8. Inspect Muffler
Inspect and replace corroded
muffler as it could create a fire
hazard and/or damage (Fig 25)
9o Clean Engine Cooling Fins
Remove any dust, dirt or oil from engine cooling fins to prevent
engine damage from overheating.
Air guide covers must be
removed(Fig,
25). Remove bolts to remove side and top covers_
See HOOD REMOVAL,
page 21.
[
_
DO NOT TOUCH
HOT MUFFLER,
CYLINDER
[
OR FINS AS CONTACT MAY CAUSE BURNS_
Every 100 Hours
DISCONNECT
SPARK
PLUG
WIRES
TO
PREVENT
ACCIDENTAL
STARTING
BE-
FORE MAKING ANY INSPECTION, ADJUST-
MENT OR REPAIR (EXCEPT
CARBURE-
TOR). BE CAREFUL TO AVOID TOUCHING
HOT ENGINE OR MUFFLER COMPONENTS.
1o Replace Spark Plugs
Replace spark plugs at the beginning of each mowing season or
every 100 hours, whichever comes first. Gap should be set at
0 030" (0. 762 mm). (Fig, 26)..
Z Replace Air Cleaner Paper Cartridge
Refer to page 17o
3o Replace In-Line
Fuel Filter
if fuel filter is clogged, obstructing fuel flow to carburetor; replace-
ment is required,.
a..
With engine cool, remove filter andplug fuelfine sections
as removed from both ends of fuel filter (Fig_ 27).
b.
Place new fuel filter in position in fuel fine.. Be sure there
are no fuel line leaks and that fuel line is in proper
position in hose clamps..
BESURETHERE ARE NO FUELLINE LEAKS
AND THAT FUEL LINE iS IN PROPER POSI-
TION IN HOSE CLAMPS.
4. Change Engine Oil Filter
a_
Drain crankcase of oil (refer to "CHANGE ENGINE OIL,"
page 15, through step d)_ Remove old filter (Fig. 19) by
turning counterclockwise°
b_
Before installing new filter, apply a thin coating of oil on
surface of the rubber seal
c
Install new filter by turning clockwise until rubber seal
contacts
the filter adapter,
then tighten the filter an
additional
1/2 tum_
do
Refill crankcase
with engine o# (see page 15 for oil
specifications).
Add an additional 1/2 pint (24 litres) oil
for the new filter capacity°
e.
Start the engine.. Check for and correct any oil leaks..
18
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