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MAINTENANCE
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DISCONNECT SPARK PLUG WIRE
FROM SPARK PLUG BEFORE PER-
FORMING ANY MAINTENANCE (EX*
CEPT CARBURETOR ADJUSTMENT )
TO PREVENT ACCIDENTAL START-
ING OF ENGINE.
PREVENT FIRES! KEEP THE ENGINE
FREE OF GRASS, LEAVES, SPILLED
OIL, OR FUEL. REMOVE FUEL FROM
TANK BEFORE TIPPING UNIT FOR
MAINTENANCE. CLEAN MUFFLER
AREA OF ALL GRASS, DIRT, AND DE-
BRIS.
DO NOT TOUCH HOT MUFFLER OR
CYLINDER FINS AS CONTACT MAY
CAUSE BURNS.
COOLING SYSTEM
Your Engine isair cooled. For proper Engine performance
and long lifeKEEP YOUR ENGINE CLEAN,
• Clean Air Screen (Fig,.21) frequently using a stiff bristled
brush
• Remove Blower' Housing and clean as necessary,,
. Keep Cylinder Fins free of dirt and chaff,
BLOWER
HOUSING
CYLINDER
MUFFLER FINS
AIR SCREEN
FIGURE 21
AIR CLEANER
Replace Air Cleaner Cartridge every twenty-five hours,
more often if Engine isused in very dusty conditions:
• Loosen Air Cleaner Screws, one on each side of Cover
(Fig. 22),
AIR
CLEANER
SCREW
COVER
AIR CLEANER
CARTRIDGE
FIGURE 22
• Remove Air Cleaner Cover,
- Carefully remove Air Cleaner Cartridge° Be careful. Do
not allow dirt or debris to fail into Carburetor.
• Install new Air Cleaner Cartridge_ Clean and replace
Cover, Tighten Screws secureiy_
MUFFLER
Do not operate Tiller without Muffler (Fig. 21),, Do not
tamper with exhaust system, Damaged Mufflers or Spark
Arresters could create a fire hazard. Inspect periodically
and replace _fnecessary. If your Engine is equipped with a
Spark Arrester Screen Assembly, remove every 50 hours
for cleaning and inspection_ Replace ifdamaged.
SPARK PLUG
. The Spark Plug should be changed every 50 hours of
operation or at the beginning of every tilling season_
. Set gap at .030". Order Spark Plug listedin the Repair
Parts Section ofthis Manual
SPARKING CAN OCCUR IF SPARK
PLUG WIRE TERMINAL DOES NOT
FIT FIRMLY ON SPARK PLUG, RE-
FORM TERMINALIF NECESSARY.
.03_'FEELER
GAUGE
SPARK PLUG
FIGURE 23
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