. Align the hole in the auger with the hole in the auger shaft. Install the new shear pin and spacer. See Figure 39.
4.Connect the spark plug wire.
Sh_earPin
_Figure 39
TO ADJUST THE CARBURETOR
If you think your carburetor needs ad- justing, see your nearest Sears Store. Engine performance should not be af- fected at altitudes up to 7,000 feet. For operation at higher elevations, contact your nearest,Sears Store.
IMPORTANT: Never tamper with the
engine governor, which is factory set for proper engine speed.
Sears Store, which has the proper equipment and experience to make any necessary adjustments.
TO ADJUST OR REPLACE THE SPARK PLUG
NOTE: This spark ignition system meets
all requirements of the Canadian Interfer-
If yOU have difficulty starting the snow thrower, adjust or replace the spark plug. Replace the spark plug is the electrodes are pitted or burned or if the porcelain is cracked. Follow the instruc- tions below.
To adjust:
1.Clean spark plug by carefully scraping the electrodes (Do not sand blast or use a wire brush).
2.Be sure spark plug is clean and free of foreign material. Check elec- trodes gap with a wire feeler gauge and reset gap to 0.030" if neces- sary. See Figure 40.
To Replace:
1.If you need a new spark plug, use only the proper replacement spark plug.
2.Set the gap to 0.030 inches.
3.Before installing the spark plug, lightly coat the spark plug threads
with oil or grease to insure easy re- moval.
. Firmly tighten the spark plug in the engine.
5.If a torque wrench is available, torque the plug to 18 to 23 foot pounds.
Feeler Gauge 0.030"
Spark Plug
Figure 40
