Craftsman 987.799601 manual Customer Responsibilities, Service the AIR Filter, If SO Equipped

CUSTOMER RESPONSIBILITIES

To Change the Oil

1, Change the oil while engine is still warm from recent

operation. Stop engine and make sure that all moving parts have come to a complete stop.

Disconnect spark plug wire and secure it away from spark plug.

2.The oil drain plug (B in Figure 27 on Page 27) is located at the bottom of the dipstick tube,.

3. Prop up the wheels on the opposite side of the machine so that the oil drain plug is at the lowest point on the engine,

4o To prevent oil from spilling on the machine, make a V-shaped drain trough out of aluminum foil or stiff cardboard and place the trough beneath the drain plug,

5.Remove the dipstick (A, Figure 27) to vent the crankcase and speed up draining time

6.Remove the oil drain plug (B, Figure 27). After the oil has drained, install the oil drain plug and tighten securely

7.Refill the engine crankcase with recommended oil described below. After adding oil, securely replace the dipstick (A) and clean up any spilled oil

cotder,._	32°F	----------_	- warmer
5W30		SAE 30

SLOT

Figure 28: Air cleaner assembly.

CLEAN COOLING SYSTEM

To ensure adequate cooling of the engine, air must circulate freely through the air intake screen (A in Figure 29) and over the cooling fins (B)..

After every 5 operating hours, clean the air intake screen and the cooling fins to remove any chaff, dirt and debris.

SERVICE THE AIR FILTER

The engine is equipped with a paper element air filter_ See Figure 28

IMPORTANT:

. NEVER RUN ENGINE WITHOUT COMPLETE AIR FILTER ASSEMBLY INSTALLED.

*REPLACE FILTER ONCE A YEAR, OR MORE OFTEN IF USED IN EXTREMELY DUSTY OR DIRTY CONDITIONS.

- DO NOT ATTEMPT TO CLEAN OR OIL FILTER..

o REPLACEMENT FILTERS ARE AVAILABLE FROM ANY SEARS ROEBUCK AND CO (OR SEARS CANADA, INC.) SERVICE CENTER.

To Replace Air Filter

1, Stop engine and make sure that all moving parts

have come to a complete stop. Disconnect spark . plug wire and secure it away from spark plug;

2.Turn cover to the left (counterclockwise) and remove

cover and filter from flange Discard filter. See Figure 28.

3.Clean cover and flange thoroughly.

4.Position cover and filter against flange with tab on cover inserted into lower left corner of slot in flange°

5.Push cover firmly against flange and turn it to the right (clockwise) as far as it will go. Be sure retainers are locked around flange

Figure 29: Air intake screen and cooling fins.

INSPECT THE ENGINE SPARK ARRESTER

(IF SO EQUIPPED)

If the muffler on the engine is equipped with a spark arrester screen assembly, remove the assembly every 50 hours of operation for cleaning and inspection. Replace a damaged assembly,

SERVICE THE SPARK PLUG

Check the spark plug yearly or every 100 operating hours. Replace the spark plug if the electrodes (Figure 30 on Page 29) are pitted or burned, or if the porcelain is cracked. Use a Champion J-19LM, Autolite 458, or equivalent In Canada, replace with a resistor spark plug..

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