Off-Season - Craftsman 247.298770 Owner's Manual

A. The electrodes should be kept clean and
free OF CARBON. The presence of carbon
or excess oil will greatly deter proper
engine performance.
FIGURE 47.
B. If possible, check the spark plug gap (area
between electrodes) using a wire feeler
gauge. This plug gap should be .030.
2. if you need a spark plug refer to the parts list
for the proper replacement spark plugo
ADJUSTMENT OF THROTTLE CONTROL CABLE
1, Place the throttle control lever in stop
position.
2. Loosen the casing clamp screw and move the
throttle control wire in as far as possible.
3. Tighten the casing clamp screw. See figure
48.
TIRE PRESSURE
Tires should be inflated from 8 to 15 p.sot.
1. Working outdoors, drain all fuel from the fuel
tank° Use a clean dry cloth to absorb the small
amount of fuel remaining in the tank, then run
the engine until all fuel in carburetor is
exhausted.
DO NOT DRAIN FUEL WHILE
SMOKING, OR IF NEAR AN OPEN
FIRE.
2. 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 clean new oil. See figure 15.
3. Disconnect the spark plug wire and remove
the spark plug from the cylinder. Pour about
six drops of engine oil tnto the cylinder, and
then pull the recoil starter several times to
spread the oil on the cylinder wall. Replace
the spark plug, but DO NOT connect the wire.
4. Clean the engine and the entire tiller
thoroughly.
5. Wipe tines with oiled rag to prevent rust.
TILLER INSTRUCTIONS FOR WINTER
OPERATION (under 40 °F,)
Engine Lubrication. Drain the summer engine oil
while engine is warm_ Refill with new "winter
grade" oil. Run engine until warm to distribute the
new winter oil.
Use oil "for service" SC, SD, or SE. Use 5W-20 or
5W-30.tf not available, use !0W, or 10W-30.
FIGURE 48.
OFF-SEASON STORAGE
If the tiller is to be inoperative for a period longer
than 30 days, the following precautions are
recommended. Keep your tiller in a weatherproof
dry area. If stored for over 30 days the following
steps will protect the essential engine parts from
gum deposits,
18
Fuel, Replace any summer gasoline on hand or in
the fuel tank with fresh winter-grade gasoline. Use
lead-free or leaded "regular" grade automotive
gasoline. Winter fuels have additives for faster
starting. Keep fuel tank fuif.
_NOTE
Many automotive gasolines no long-
er contain "de-icer_" A can of gas-
line de-icer fluid added to your gaso-
line supply will help maintain the
engine's winter reliability.
Cold Starting Hints
1. Be sure to use proper winter-grade oi! and
gasoline,
2. Dectutch all possible external loads.
3, Set governor control at tow-speed position.
4. Turn carburetor needle valve approximately
!t8 turn counterclockwise. (Richer fuel
mixture) This will improve cold weather
starting and operation.