Sears 536.886531 owner manual To Adjust or Replace, To Replace

TO ADJUST OR REPLACE

THE SPARK PLUG

Ifyou have difficulty starting you r snow thrower, you may need to adjust or replace the spark plug. Follow the instructionsbelow,

Replace the spark plug if the electrodes are pitted or burned or if the porcelain is cracked

TO ADJUST:

=Clean the spark plug by carefully scraping the electrodes (do not sand blast or use a wire brush)

•Be sure the spark plug is clean and free of foreign material. Check the electrodes gap (See Fig 36) with a wire feeler gauge and reset the gap to ,030 inch if necessary.

TO REPLACE:

•If you need a new spark plug, use only the proper replacement spark plug (See page 4)

•Set the gap to .030.,

.030 GAP

FIG. 36

•Before installing the spark plug, coat its threads lightly with oil or grease to ensure easy removal,

•Tighten the plug firmly into the engine.

•If a torque wrench is available, torque the ptug to 18 to 23 ft - tbs,