Disconnectsparkplugwirebeforeper- formingany maintenance(exceptcarbure.- tor adjustment)to preventacc=dentalstart-
ingof engine.
Prevent fires! Keep the engine free of grass, leaves, spilled oil, or fuel. Remove fuel from tank before tipping unit for main- tenance. Clean muffler area of all grass, dirt, and debris.
Do not touch hot muffler or cylinder fins as contact may cause burns.
ENGINE
LUBRICATION
Use only high quality detergent oil rated with API service classification SF, SG or SH. Select the oil'sSAE viscosity grade according to your expected temperature.
SAE VISCOSITY GRADES
ac .30+O" tO* _= 30 =
TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE
NOTE: Although
Change the oil after every 50 hours of operation or at least once a year if the tiller is not used for 50 hours in one year.
Check the crankcase oil level before start-
ing the engine and after each five (5) hours of continuous use. Add SAE 30
motor oil or equivalent. Tighten oil filler
plug securely each time you check the oil level.
TO CHANGE ENGINE OIL
Determine temperature range expected before oil change. All oil must meet API service classification SF, SG or SH.
•Be sure tiller is on level surface.
•Oil will drain more freely when warm.
•Catch oil in a suitable container.
•Remove drain plug.
•Tip tiller forward to drain oil.
•After oil has drained completely,_replace oH drain plug and tighten securely.
•Remove oil filler plug. Be careful not to allow dirt to enter the engine.
•Refill engine with oil. See "FILL ENGINE WITH OIL" in the Operation section of this manual.
/
Oil Drain ;
Plug_ \'
'_ Oil Filter
Plug
AIR CLEANER
Service air cleaner cartridge every 50 hours, more often if engine is used in very dusty conditions.
•Loosen air cleaner screws, one on each side of cover.
•Remove air cleaner cover.
•Carefully remove air cleaner cartridge. Be careful. Do not allow dirt or debris to fall into carburetor.
•Clean by tapping gently on a flat sur- face.
•If very dirty or damaged, replace car- tridge.
•Clean and replace cover. Tighten screws securely.
_CAUTION: Petroleum solvents, such as kerosene, are not to be used to clean cartridge. They may cause deterioration of the cartddge. Do not oil cartridge. Do not use pressurized air to clean or dry car-
tridge.
Cover
Air Cleaner
Screw
Air Cleaner
Cartridge
COOLING SYSTEM
Your engine is air cooled. For proper engine performance and long life keep your engine clean.
•Clean air screen frequently using a stiff- bristled brush.
•Remove blower housing and clean as necessary.
•Keep cylinder fins free of dirt and chaff.
12
