Check Chute Cables; Check Spark Plug - Sears Craftsman 247.88790 Manual Del Propietário

Check Chute Cables
Once a season or every 25 hours of operation,
whichever is earlier, check whether the chute cables
have slackened. Adjust if necessary, following
instructions on page 20.
Check Spark Plug
Clean spark plug and reset the electrode gap to 0.030"
at least once a season or every 100 hours of operation;
replace every 200 hours of operation.
• Clean area around the spark plug base.
• Remove and inspect the spark plug.
• Replace the spark plug if electrodes are pitted,
burned, or the porcelain is cracked. See Figure 17.
NOTE: Do not sandblast spark plug. Spark plug should
be cleaned by scraping or wire brushing and washing
with a commercial solvent.
Electrodes
.030" Porcelain
Gap
Figure 17
16