16
MAINTENANCE & SERVICE
Oil Drain
Plug
Figure 12
Spark Plug
Spark Plug Boot
Figure 13
Changing Engine Oil
NOTE:
Change the engine oil after the first 5 hours of operation and once a season
or every 50 hours thereafter.
1.
Drain fuel from tank by running engine until the fuel tank is empty. Be sure
fuel fill cap is secure.
2.
Place suitable oil collection container under oil drain plug.
3.
Remove oil drain plug. See Figure 12.
4.
Tip engine to drain oil into the container. Used oil must be disposed of at a
proper collection center.
CAUTION
Used oil is a hazardous waste product. Dispose of used oil properly. Do not
discard with household waste. Check with your local authorities or Sears
Service Center for safe disposal/recycling facilities.
5.
Reinstall the drain plug and tighten it securely.
6.
Refill with the recommended oil and check the oil level. See Recommended
Oil Usage chart. The engine’s oil capacity is 20 ounces.
-30º -20º -10º 0º
0º 20º 40º
-20º
5W-30
0W-30
-40º
Synthetic
CAUTION
DO NOT use non-detergent oil or 2-stroke engine oil. It could shorten the
engine’s service life.
7.
Reinstall the oil filler cap/dipstick securely.
CAUTION
Thoroughly wash your hands with soap and water as soon as
possible after handling used oil.
Checking Spark Plug
WARNING
DO NOT check for spark with spark plug removed. DO NOT crank engine with
spark plug removed.
WARNING
If the engine has been running, the muffler will be very hot. Be careful not to
touch the muffler.
NOTE:
Check the spark plug once a season or every 25 hours of operation. Change
the spark plug once a season or every 100 hours.
To ensure proper engine operation, the spark plug must be properly gapped and
free of deposits.
1.
Remove the spark plug boot and use a spark plug wrench to remove the
plug. See Figure 13.
