Troubleshooting, Problem, Probable Cause

TROUBLESHOOTING

PROBLEM		PROBABLE CAUSE
Engine Will Not Start	1. Fuel tank empty.
Using Recoil Starter	2. Engine needs choking.

	3.	Spark plug wire disconnected.
	4.	Fuel Shut-Off in the “OFF” position.
Engine Stalls or Stops	1. Blade control is released or is not being held securely
After Running		against handle.
	2.	Engine Throttle Control in “Choke” position.
	3.	Fuel tank empty.
	4.	Engine air pre-cleaner and or air cleaner dirty.
	5.	Spark plug defective or gap set improperly.
	6.	Water, debris or stale fuel in fuel system.
	7.	Fuel Shut-Off in the “OFF” position.
Engine Loses Power	1. Engine air pre-cleaner or air cleaner dirty.
	2.	Spark plug faulty.
	3.	Water, debris or stale fuel in fuel system.
Excessive Vibration	1. Damaged, out of balance or bent mower blade.
	2.	Loose blade components.
	3.	Loose or missing air lift (if equipped).
	4.	Lumpy or frayed belt.
Mower Will Not Move	1. Damaged transmission.
Loss Of Traction	2. Traction drive belt requires replacement.
	3. Driven disc slipping.
Cutting Grass	1. Cutting height too low or high.
Improperly	2. Engine speed too slow.
	3. Forward ground speed too fast.
	4. Terraced cut, side to side.
	5. Excessive deck pitch, front to rear.
	6. Cutting blade dull or damaged.
Poor Grass Discharge	1. Engine speed too slow.
	2. Forward speed too fast.
	3. Grass is wet.
	4. Excessively worn or damaged blade.
	5. Build up of grass clippings and debris under deck.
	6. Improper blade installed on deck.
	7. Blade installed improperly on deck.
Oil Leaking	1. Leaking engine case.

1.Fill fuel tank with fresh fuel.

2.Choke engine by moving Engine Throttle Control fully forward into “Choke” position. (Check Engine Manual for further instructions.)

3.Place spark plug wire onto spark plug.

4.Turn Fuel Shut-Off to “ON” position.

1.Blade control should be held securely against handle at all times during operation of mower.

2.Move throttle back from choke position.

3.Fill with fuel to proper level.

4.Clean free of all debris.

5.Service spark plug.

6.Drain and clean fuel system.

7.Turn Fuel Shut-Off to “ON” position.

1.Clean or replace filters.

2.Service spark plug.

3.Drain and clean fuel system.

1.Service mower blade.

2.Service and tighten loose parts.

3.Replace air lifts. Tighten to proper torque.

4.Replace belt.

1.Contact authorized SNAPPER dealer.

2.Replace traction drive belt.

3.Clean or replace driven disc rubber ring.

1.Adjust cutting height.

2.Move engine speed control to “FAST” position.

3.Move ground speed control to a slower speed.

4.Adjust height of cut with height adjust levers.

5.Adjust height of cut with height adjust levers.

6.Sharpen cutting edges or replace blade.

1.Move engine speed control to “FAST” position.

2.Move ground speed control to a slower speed.

3.Mow when grass is dry.

4.Service mower blade.

5.Clean deck.

6.Install proper SNAPPER blade.

7.Install blade properly.

1.Contact authorized SNAPPER dealer.

2.Check and tighten drain plug.

3.Make sure dip stick or oil filler cap is securely in place.