Craftsman 358.79474 manual Check Muffler Mounting Screws

CLEAN AIR FILTER

A dirty air filter decreases engine per- formance and increases fuel consump- tion and harmful emissions. Always clean after every 5 hours of operation.

Button

Air Filter

Cover

Air Filter

Fuel Filter

CHECK MUFFLER MOUNTING SCREWS

Once each year, ensure muffler mounting screws are secure and tight- ened properly to prevent damage.

Cleaning the air filter:

1.Clean the cover and the area

around it to keep debris from falling into the carburetor chamber when

the cover is removed.

NOTE: Move choke lever to RUN posi- tion before opening air filter cover.

2.Open air filter cover by pushing button (see illustration). Remove air filter.

NOTE: Do not clean filter in gasoline or other flammable solvent. Doing so can create a fire hazard or produce harmful evaporative emissions.

3.Wash the filter in soap and water.

4.Allow filter to dry.

5.Apply a few drops of oil to the filter; squeeze filter to distribute oil.

6.Replace parts.

REPLACE SPARK PLUG

Replace spark plug each year to ensure the engine starts easier and runs better. Set spark plug gap at 0.025 inch. Igni- tion timing is fixed, nonadjustable.

1.Twist, then pull off spark plug boot.

2.Remove spark plug from cylinder and discard.

3.Replace with Champion CJ-6Y spark plug and tighten securely with a 3/4 inch socket wrench.

4.Reinstall the spark plug boot.

REPLACE FUEL FILTER

To replace fuel filter, drain unit by run- ning it dry of fuel, then remove fuel cap/retainer assembly from tank. Pull filter from tank and remove it from the fuel line. Install new fuel filter on fuel line; reinstall parts.

-12-

Screw

INSPECT MUFFLER AND SPARK ARRESTING SCREEN

_IWARNING: The muffler on this

product contains chemicals known to the State of California to cause cancer.

As the unit is used, carbon deposits build up on the muffler and spark ar- resting screen, and must be removed to avoid creating a fire hazard or af- fecting engine performance.

Muffler Cover _'_

Z __. Sparskting

Screws "_ "

Replace the spark arresting screen ev- ery 50 hours of operation or if any

damage or breaks in the screen are noted.

NOTE: Do not attempt to clean the spark arresting screen.

1.Remove 3 screws from muffler cov- er. Remove muffler cover.

2.Loosen and remove 4 screws from the muffler hood.