Craftsman 143.014502 Operator's Manual page 5

MAINTENANCE
(Continued)
(_ SPARK PLUG (see Figure8):
This sparkignition system meets all requirements of the Canadian
Interference-Causing Equipment Regulations. This engine
complies with all current Australian and New Zealand limitations
regarding electromagnetic interference. Check spark plug yearly
or every 100 operating hours.
A.
B.
C.
D,
E.
Clean area around spark plug.
Remove and inspect spark plug.
Replace spark plug if electrodes are pitted, burned or
porcelain is cracked. For replacement use Champion
RJ19LM.
NOTE: A resistor spark plug must be used for replacement.
Check electrodes gap with wire feeler gauge and set gap at
.030 if necessary.
Install spark plug, tighten securely.
ELECTRODES
\
PORCELAIN
.030 GAP
Figure 8
(_) COOLING SYSTEM:
IMPORTANT: Frequently remove any grass clippings, dirt and
debris from cooling fins, air intake screen and levers and linkage
(see Figure 1). This will help ensure adequate cooling and
correct engine speed.
(_) CHECK ENGINE AND EQUIPMENT OFTEN FOR LOOSE NUTS,
,_BOLTS AND ATTACHMENTS, AND KEEP THESE ITEMS
TIGHTENED.
I
ADJUSTMENTS
DO NOT MAKE UNNECESSARY ADJUSTMENTS. FACTORY
SETTINGS ARE SATISFACTORY FOR MOST APPLICATIONS AN D
CONDITIONS. IF ADJUSTMENTS ARE NEEDED, PROCEED AS
FOLLOWS:
CARBURETOR
If you think your carburetor needs adjusting, see your nearest
SEARS, ROEBUCK AND CO. (OR SEARS CANADA, INC.)
SERVICE CENTER. Engine performance should not be affected
at altitudes up to 7,000 feet. For operation at higher elevations,
contact your nearest SEARS, ROEBUCK AND CO. (OR SEARS
CANADA, iNC.) SERVICE CENTER.
ENGINE SPEED
_NEVER TAMPER WITH ENGINE GOVERNOR WHICH IS I
FACTORY SET FOR PROPER ENGINE SPEED. I
I
OVERSPEEDING ENGINE ABOVE FACTORY HIGH SPEED
SETTING CAN BE DANGEROUS.
J CHANG NG OF ENGINE-GOVERNED SPEED WILL VOID
l ENGINE WARRANTY" I
STORAGE
,_ NEVER STORE ENGINE WITH FUEL IN TANK INDOORS 0RIN_
ENCLOSED, POORLY VENTILATED AREAS, WHERE FUEL I
FUMES MAY REACH AN OPEN FLAME, SPARK OR PILOT I
LIGHT AS ON A FURNACE, WATER HEATER, CLOTHES I
DRYER OR OTHER GAS APPLIANCE.
IF ENGINE IS TO BE UNUSED FOR 30 DAYS OR MORE,
PREPARE AS FOLLOWS:
(_ DRAIN FUEL SYSTEM:
A. Remove all gasoline from carburetor and fuel tank to prevent
gum deposits from forming on these parts and causing
possible malfunction of engine.
,_ DRAIN FUEL INTO APPROVED CONTAINER OUTDOORS,
AWAY FROM OPEN FLAME. BE SURE ENGINE IS COOL.
I DO NOT SMOKE.
a.
Run engine until fuel tank is empty and engine stops due to
lack of fuel.
NOTE: Fuel stabilizer (such as ULTRA-FRESH
TM)
is an
acceptable alternative in minimizing the formation of fuel
gum deposits during storage. Add stabilizer to gasoline in
fuel tank or storage container. Always follow mix ratio found
on stabilizer container. Run engine at least 10 minutes after
adding stabilizer to allow it to reach carburetor.
_) CHANGE OIL:
Changeoilifithas notbeen changedin the lastthree (3) months.
See "CHANGE OIL" instructions i n "MAINTENANCE" section on
Page 3,
OIL CYLINDER BORE:
A. Remove spark plug and pour one (1) ounce (30 mi) of engine
oil into spark plug hole.
B. Cover spark plug hole with a rag.
C. Crank engine over, slowly, several times.
I
_k. AVOID SPRAY FROM SPARK PLUG HOLE WHEN
CRANKING ENGINE OVER SLOWLY.
D. Replace spark plug.
(_) CLEAN ENGINE:
Remove any cJippings, dirt, or chafffrom exteriorof engine.
GENERAL
Just as your automobile needs professional mechanical maintenance
from time to time, so does your Craftsman engine. Replacement of the
spark plug and air cleaner is made necessary by NORMAL use.
Professional Air-Cooled Engine Service is as close as your nearest
Sears Roebuck and Co. (or Sears Canada, Inc.) Service Center.
A yearly check-up or tune-up by Sears is a good idea to avoid
breakdowns or delay.., do it at the end of the season, then you're ready
for the next. We even prepare it for storage for you.
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