Table of Contents
Advertisement
TROUBLE SHOOTING
Possible Cause
Possible Remedy
ENGINE OPERATES IRREGULARLY OR KNOCKS
Engine incorrectly timed.
Spark plug dirty; wrong gap or wrong type .
Poor or weak spark .
Carburetor setting incorrect.
Poor grade fuel or water in fuel.
Engine overheating.
Engine valves at fault .
Engine smokes.
Oil level rises due to gasoline in crankcase
Air filter becomes oil and fuel soaked.
Engine leaks oil .
Misfiring .
Other engine problems.
Excessive oil in air cleaner.
Clean, reset the gap, or replace.
Check the spark plug and wiring.*
Adjust. Refer to "ADJUSTMENTS"*
Drain and use a good grade of clean fuel.
Refer to "MAINTENANCE."
Adjust the carburetor.*
Refer to "OPERATING IN COLD WEATHER."
Refer to "OPERATING IN COLD WEATHER."
Refer to "OPERATING IN COLD WEATHER."
Refer to "OPERATING IN COLD WEATHER."
«
Be sure that oil dipstick is fully seated and all excess oil
is squeezed out of pre-cleaner foam element.
LACK OF POWER
Air cleaner clogged.
Service the air cleaner element. Refer to "MAINTE¬
NANCE."
Engine overload.
Reduce the load.
Engine overheated .
Make sure air intake screen, shrouding, engine fins, and
grille are free of accumulated dirt and trash. Refer to
"MAINTENANCE."
Poor fuel, too rich, or too lean a mixture .
Refer to "ADJUSTMENTS."
Fuel tank air vent clogged .
Open the vent in the cap.
Air leakage between carburetor and engine.
Remove air cleaner. Tighten the carburetor and manifold
mounting nuts.
Replace as indicated in "MAINTE¬
NANCE."
Incorrect timing or faulty ignition.
Brake drags.
Adjust the brake. Refer to "ADJUSTMENTS."
Clutch slipping (1806 Tractor Only).
Adjust the free travel of the pedal. Refer to "ADJUST¬
MENTS".
ENGINE OVERHEATING
Insufficient cool air, dirty air intake screen,
shroud, cooling fins, or dirty grille.
Keep the air intake area and cooling fins clean; refer to
"MAINTENANCE."
Lean carburetor adjustment .
Readjust. Refer to "ADJUSTMENTS."
Oil level incorrect.
Engine oil level must not be over the "FULL" mark or
below the "LOW" mark. Refer to "MAINTENANCE."
*See your authorized dealer.
31
Advertisement
Table of Contents
