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PROBLEM PROBABLE CAUSE CORRECTIVE ACTION
Engine Will Not Start
1. Fuel tank empty. 1. Fill fuel tank with fresh fuel.
Using Recoil Starter 2. Engine needs choking or priming. 2. Choke/Prime. Check Engine Manual for
instruction.
3. Spark plug wire disconnected. 3. Place spark plug wire onto spark plug.
4. Spark plug faulty. 4. Replace with new spark plug.
Engine Stalls or Stops
After Running 1. Blade control is released or is not being held
securely against handle. 1. Blade control should be held securely against
handle at all times during operation of
mower.
2. Fuel tank empty. 2. Fill with fuel to proper level.
3. Engine air pre-cleaner and or air cleaner dirty. 3. Clean free of all debris.
4. Spark plug defective or gap set improperly. 4. Service spark plug.
5. Water, debris or stale fuel in fuel system. 5. Drain and clean fuel system.
Engine Loses Power 1. Engine air pre-cleaner or air cleaner dirty 1. Clean or replace filters.
2. Spark plug faulty. 2. Service spark plug.
3. Water, debris or stale fuel in fuel system. 3. Drain and clean fuel system.
Excessive Vibration 1. Damaged, out of balance or bent mower blade. 1. Service mower blade.
2. Loose blade components. 2. Service and tighten loose parts.
3. Loose or missing air lift (if equipped). 3. Replace air lifts. Tighten to proper torque.
Cutting Grass 1. Cutting height too low or high. 1. Adjust cutting height.
Improperly 2. Engine speed too slow. 2. Contact authorized SNAPPER Dealer.
3. Forward ground speed too fast. 3. Walk at slower pace.
4. Terraced cut, side to side. 4. Adjust height of cut with height adjust bushings.
5. Excessive deck pitch, front to rear. 5. Adjust height of cut with height adjust bushings.
6. Cutting blade dull or damaged. 6. Sharpen cutting edges or replace blade.
Poor Grass Discharge
1. Engine speed too slow. 1. Contact authorized SNAPPER Dealer.
2. Grass is wet. 2. Mow when grass is dry.
3. Excessively worn or damaged blade. 3. Service mower blade.
4. Build up of grass clippings and debris under deck. 4. Clean deck.
5. Improper blade installed on deck. 5. Install proper SNAPPER blade.
6. Blade installed improperly on deck. 6. Install blade properly.
Oil Leaking 1. Leaking engine case. 1. Contact authorized SNAPPER dealer.
2. Check and tighten drain plug.
3. Make sure dipstick or oil filler cap is securely in
place.