Sears 536.9183 - Manual (Page 8)

4. Change crankcase oil after the first 2 hours of operation
and after each 25 hours of operation thereafter, or at the
beginning of each season, whichever comes first.
5. To drain the oil, see paragraph Lubrication in
Maintenance section of this manual.
6. Fill gas tank with clean, fresh, unleaded grade
automotive gasoline. Leaded regular grade gasoline is an
acceptable substitute. Do not use Ethyl or high octane
gasoline. Be certain container is clean and free from rust or
foreign particles. Never use gasoline that may be stale from
long periods of storage in the container.
DANGER A
Never fill the gas tank while engine Is running or is
hot. Immediately wipe off any spilled gasoline
before attempting to start engine.
7. Check oil level in gear case by removing oil level fill plug
(figure 10). Oil should be visible in hole. If not, insert a funnel
that has an adjustable neck and add SEARS SAE-30 (or
equivalent) engine oil until it starts to run out of hole.
Replace plug and tighten securely.
TO START ENGINE
The snow thrower engine is equipped with a recoil starter.
The operation of this engine is controlled by the throttle
control lever (figure 8). Before starting the engine, be certain
that you have read and followed all the instructions on the
preceding pages.
A
DANGER
A
Never run engine indoors or in enclosed, poorly
ventilated areas. Engine exhaust contains carbon
monoxide, an odorless and deadly gas.
Keep hands, feet, hair and loose clothing away from
any moving parts on engine and snow thrower.
WARNING - Temperature of muffler and nearby
areas may exceed 150° F. Avoid these areas.
1. Move wheel drive control lever (figure 8) to NEUTRAL
position.
2. Move impeller/auger control lever (figure 8) to OFF
position.
3. Rotate ignition switch key (figure 9) clockwise to ON
position.
4. Move throttle control lever (figure 9) to FAST position.
5. Move choke lever (figure 9} to FULL CHOKE position.
NOTE: Do not choke a warm engine.
6. Push primer button (figure 9) 2 times, NOTE; Do not
prime a warm engine.
7. Pull starter handle (figure 9) rapidly. NOTE: Do not
allow starter handle to snap back but rewind slowly while
keeping a firm hold of starter handle.
A
DANGER
A
Do not put hands, feet or loose clothing in or nearthe
deflector chute or auger housing while engine is
running.___________________________________________
8. As engine warms up and begins to operate evenly,
move choke lever slowly to OFF position. If engine falters,
return to
’/2 choke until it runs smoothly, the move to OFF
choke position. NOTE: Allow the engine to warm up for a
few minutes as the engine will not develop full power until it
reaches operating temperature.
9. Run engine at or near top speed, NOTE; To help
prevent possible freeze-up of rewind starter, proceed as
follows after each snow blowing job:
A. With engine running, pull starter rope hard with a
continuous full arm stroke three or four times.
Pulling of starter rope will produce a loud clattering
sound. This is not harmful to the engine or starter.
10. To stop forward motion, release power clutch lever
(figure 8) on right handle. To stop engine, move throttle
control lever to STOP position and move ignition switch key
to OFF position. NOTE: To help prevent possible freeze-up of
engine controls, proceed as follows after each snow blowing
job:
A. With engine not running, wipe all snow and
moisture from carburetor cover in area of control
levers. Also move control levers backward and
forward several times.
IMPORTANT: After each use of the snow thrower, stop the
engine, remove the ignition key, remove all accumulated
snow from the unit and wipe clean. Store the snow thrower
in a protected area.
NOTE: To prevent or cure iceing of cables and control, a de­
icer can be used. De-icer is available in the automotive
department of your nearest SEARS Store.
A
CAUTION
A
Pay close attention to instruction on the de-icer
container. Also be extra careful that no de-icer
comes in contact with muffler or any other hot area
on or near engine.
ADJUSTMENTS
A
CAUTION
A
Always remove the spark plug before making any
repairs or adjustments.
DRIVE BELT ADJUSTMENT
This unit is equipped with two drive belts locatedjustinfront
of engine under belt cover (figure 11). Figure 12 shows both
belts and idler pulleys. Belt nearest engine is unit drive
(wheels)
belt. Other belt (farthest from engine) is
impeller/auger drive belt.
If adjustment becomes necessary due to wear or stretch of
either belt:
1, Remove belt cover (figure 11).
BELT COVER
2. Loosen locknut on idler pulley(figure 12)and push idler
pulley toward belt until sufficient tension is achieved.
Tighten securely.
-a-