Craftsman 247.887200 Operator's Manual page 14

CHanging engine oil
NOTE: The engine oil should be changed after the first five hours of
use and then once a season or after 50 hours of use. Check the oil
level before each use and after every five hours of operation to be sure
the correct oil level is maintained. Refer to Checking Engine Oil.
1. Drain fuel from the tank by running the engine until the fuel tank is
empty. Be sure the fuel fill cap is secure.
2. Place a suitable oil collection container under the oil drain plug.
3. Remove the oil drain plug, Figure 11.
Oil Plug
4. Tip the engine to drain oil into the container. Used oil must be
disposed of at a proper collection center.
5. Reinstall the drain plug and tighten it securely.
6. Refill with the recommended oil and check the oil level; refer to
Checking Engine Oil on page 13 for instructions.
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.
NOTE: Please dispose of used motor oil in a manner that is friendly to
the environment. Take it to a recycling center or other collection center.
SERVICE AND MAINTENANCE
Figure 11
sPark PlUg
DO NOT check for a spark with the spark plug removed. DO NOT
crank the engine with the spark plug removed.
If the engine has been running, the muffler will be very hot. Be careful
not to touch the muffler
Check spark plug every 25 hours and change 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, Figure 12
2. Visually inspect the spark plug. Discard the spark plug if there is
any apparent wear, or if the insulator is cracked or chipped. Clean
the spark plug with a wire brush if it is to be reused.
3. Measure the plug gap with a feeler gauge. Correct as necessary
by bending the side electrode, Figure 13. The gap should be set
to .02-.03 inches (0.60-0.80 mm).
Electrode
.02-.03 in.
(0.60-0.80 mm)
14
Warning
Warning
Spark Plug
Spark Plug Boot
Figure 12
Figure 13