MAINTENANCE
Disconnect spark plug wire before performing any maintenance (except carburetor adjustment) to prevent accidental starting 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 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
SAE VISCOSITY GRADES
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F | 0 | 30 | 40 | 60 | 80 | 100 | ||||
C | 4 10 | 20 | 30 | 40 |
TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE
oil_visc_chart5_e(drt)
FIG. 16
NOTE: Although
Change the oil after every 25 hours of operation or at least once a year if the tiller is not used for 25 hours in one year.
Check the crankcase oil level before starting 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 (See Figs. 16 and 17)
Determine temperature range expected before oil change. All oil must meet API service classification
•Be sure tiller is on level surface.
•Oil will drain more freely when warm.
•Use a funnel to prevent oil spill on tiller, and catch oil in a suitable container.
•Remove drain plug. For easier removal of plug use 7/16 12 Pt. socket with extension.)
•Tip tiller forward to drain oil.
•After oil has drained completely, replace oil drain plug and tighten securely.
•Remove oil filler plug. Be careful not to allow dirt to enter the engine.
•Refill engine with oil. See “CHECK ENGINE OIL LEVEL” in the Operation section of this manual.
OIL
DRAIN
PLUG
OIL FILLER OIL LEVEL
PLUG
FIG. 17
AIR FILTER (See Fig. 18)
Your engine will not run properly using a dirty air filter. Clean the foam
Service air cleaner more often under dusty conditions.
•Remove cover screw and cover.
TO SERVICE PRE-CLEANER
•Remove foam
•Wash it in liquid detergent and water.
•Squeeze it dry in a clean cloth.
•If very dirty or damaged, replace
•Reinstall
•Reinstall cover and secure screw.
TO SERVICE CARTRIDGE
•Carefully remove cartridge to prevent debris from entering carburetor. Clean base carefully to prevent debris from entering carburetor.
•Clean cartridge by tapping gently on flat surface. If very dirty or damaged, replace cartridge.
•Reinstall cartridge, cover with
IMPORTANT: PETROLEUM SOLVENTS, SUCH AS KEROSENE, ARE NOT TO BE USED TO CLEAN THE CARTRIDGE. THEY MAY CAUSE DETERIORATION OF THE CARTRIDGE. DO NOT OIL CARTRIDGE. DO NOT USE PRESSURIZED AIRTO CLEAN OR DRY CARTRIDGE.
COVER
KNOB
COVER
AIR CLEANER CARTRIDGE
FOAM PRECLEANER
BASE
FIG. 18
12