Sears 247.88852 owner manual Changing Oil, Spark Plug

•Wipe dipstick clean, insert it into oil fill hole and tighten securely.

•Remove dipstick and check. If oil is not up to the FULL mark on dipstick, add 5W30 oil.

Changing Oil

Change engine oil after first two hours of operation and every 25 hours thereafter.

In order to change the oil, you will have to first drain the spent engine oil from the engine and then refill with fresh oil.

•Drain oil while engine is warm. Remove oil drain cap located at the bottom of the recoil starter of the engine. Catch oil in a suitable container.

•When engine is drained of all oil, replace drain plug securely.

•Remove the dipstick from the oil fill plug. For location of the oil fill plug, see . Pour fresh oil slowly through the plug. Replace dipstick.

•Check and make sure that the level of oil is up to the FULL mark on the dipstick.

WARNING: Temperature of muffler and nearby areas may exceed 150o F(65oC). Avoid these areas.

Spark Plug

•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 20.

•Clean the spark plug and reset the gap to 0.030" at least once a season or every 50 hours of operation. See Figure 20.

•Spark plug replacement is recommended at the start of each season. Refer to engine parts list for correct spark plug type.

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 20

19