Briggs and Stratton 311707 Problems
| Engine Model: Briggs and Stratton 311707 Intek |
| Engine Type: 4-cycle 1-cylinder overhead valve air-cooled gasoline |
| Total Displacement: 30.5 cu.in (501 cc) |
| Rated Engine Power: 16.5 Hp (12.3 kW) at 3300 rpm |
| Fuel System Type: Float carburetor |
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| Engine starts up hard or will not start |
No fuel in fuel tank - Add gasoline.
Wrong grade of gasoline - Use quality gasoline.
Air in fuel tank - Bleed fuel tank.
Spark plug wiring connection is defective - Check the spark plug wire connection, repair or replace.
Spark plug is faulty - Spark plug need to be replaced.
Clogged fuel filter - Replace fuel filter.
Brake pedal not depressed - Press the brake pedal.
Carburetor is dirty - Wash, clean and adjust.
Engine has bad compression - Check cylinder block and change wear parts.
Throttle cable is adjusted improperly or worn - Change cable or adjust correctly.
Air intake grill is clogged - Clean and wash as required.
Ignition failure - Check ignition and replace faulty components.
Throttle cable is defective or stuck - Change or clean the cable.
Clogged air filter - Clean or replace air filter.
Fuel pump is defective or dirty - Service or replace fuel pump.
| Engine starts and immediately shuts off |
Faulty spark plug - Change spark plug as required.
Carburetor is defective or clogged - Clean or change carburetor.
Defective ignition coil - Replace ignition coil as necessary.
Valve springs are damaged or weak - Valve springs need to be changed.
Valves sticking - Valves need to be cleaned.
Engine oil level is insufficient - Checking oil level and add if necessary.
Engine is overloaded - Reduce the load.
Air intake screen is plugged - Need to clean or wash.
Carburetor mixture is too lean - Adjust carburetor properly.
Bad ignition timing - Ignition timing needs to be set properly.
Valve setting is wrong - Set the valves correctly.
Low octane gasoline - Use correct fuel.
Engine overload - Reduce the load.
Insufficient engine oil - Add oil to the engine crankcase.
Low idle speed adjustment is incorrect - Adjust idling as required.
Dirty or faulty fuel pump - Inspect fuel pump and change as required.
Crankshaft or main bearings failure - Repair or replace defective parts.
Valve clearance is incorrect - Adjust valve clearance.
Damaged cylinder bore or piston rings - Change defective parts.
Carburetor is incorrectly adjusted or clogged - Service or correctly adjust carburetor.
Air filter is dirty - Change or clean air filter.
Dirty or damaged fuel pump - Clean or replace fuel pump.
Ignition system malfunction - Check ignition and replace faulty components.
Cylinder head gasket is damaged - Replace the gasket as required.
Stuck or burned valves - Clean or change valves.
Damaged or worn push rod - Replace push rod.
Cylinder block components are damaged - Replace defective parts as required.
Plugged oil filter (if equipped) - Replace or clean oil filter.
| Engine uses too much fuel |
Insufficient throttle opening - Adjust or replace throttle cable.
Improper adjustment of carburetor main jet - Adjust main jet as required.
Spark plug is loose or defective - Tighten or replace spark plug.
Valves are worn, stuck, or burned - Clean or change valves.
Worn rings, piston, or sleeve - Change faulty parts.
Valve clearance is not correct - Adjust valve clearance.
| Excessive engine oil consumption |
Gaskets or seals may be damaged - Replace defective parts.
Valve stems and guides are worn - Valves need to be changed.
Stuck or worn piston rings - Piston rings replacement required.
Damaged piston or cylinder liner - Inspect piston and liner, change as required.
Breather pipe or hose is plugged - Service or replace.
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