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Changing Oil
Change oil after first 5 to 8 hours of use, then every 50
hours. Change oil every 25 hours when operating the
engine under heavy load or in high temperatures.
1. Change oil while the engine is warm.
2. Clean around oil drain plug.
3. Remove plug and drain oil into appropriate receptacle.
CAUTION
Used oil is a hazardous waste product. Dispose
of used oil properly. Do not discard with
household waste. Check with your local
authorities, service center, or dealer for safe
disposal/recycling facilities.
4. Clean oil drain plug before reinstalling.
5. Clean around oil filler plug and remove.
6. Place engine level. Add about 5/8 quart (20 ounces: 0.6
liter) new oil. Oil should be full (almost overflowing).
Replace plug before starting engine
7. Clean oil filler plug before reinstalling.
Air Cleaner
1. Loosen cover screw.
2. Remove cover and air cleaner assembly from base.
3. Remove air cleaner assembly from inside of cover and
disassemble.
4. To service foam air cleaner:
Wash in liquid detergent and water. Squeeze dry in clean
cloth. Saturate in engine oil. Squeeze in clean, absorbent
cloth to remove ALL EXCESS oil. If very dirty or damaged,
replace it.
CAUTION
Do not use pressurized air or solvents to clean
foam. Pressurized air can damage foam; solvents
will dissolve foam.
5. Reassemble retainer on foam air cleaner. Install this
assembly into cover.
6. Insert tabs on cover into slots in base. Tighten cover
screw securely.
Spark Plug
Check the spark plug every 100 hours. Replace the spark
plug if upon inspection the electrode is burned or worn.
Ensure the spark plug is clean. Check the gap with a feeler
gage and reset to .76 mm or 0.030 in. if necessary. Use
only Briggs & Stratton Spark Tester (part number 19368) to
check for spark.
Note: In some areas, local law requires using resistor
spark plug to suppress ignition signals. If this engine was
originally equipped with resistor spark plug, use same type
for replacement.
12
WARNING
Disconnect spark plug wire and keep it
away from spark plug while performing
maintenance.
WARNING
Ensure air cleaner and cover are properly
reinstalled before starting engine.
Fire could occur if engine is started with
out cover in place.
AIR CLEANER ASSEMBLY
RETAINER
BASE
FOAM AIR CLEANER
COVER
.030" (0.76 mm) WIRE GAGE
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