Kawasaki FD501V Troubleshooting
| Engine Model: Kawasaki FD501V |
| Engine Type: 4-cycle V-Twin cylinder vertical shaft liquid-cooled gasoline |
| Total Displacement: 26.7 cu.in (437 cc) |
| Rated Engine Power: 16 Hp (11.9 kW) at 3600 rpm |
| Carburetor Type: Horizontal draft with fixed main jet |
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| Engine starts up hard or doesn't start |
No fuel in fuel tank - Add fuel.
Wrong fuel grade - Use quality fuel.
Water or air in fuel system - Remove air or water from system.
Damaged spark plug wiring connection - Inspect spark plug wiring connection, change or repair.
Spark plug is damaged - Install new spark plug.
Fuel filter is clogged - Install new filter.
Brake pedal not depressed - Press the brake pedal.
Carburetor is not adjusted - Check carburetor float adjustment.
Poor compression - Inspect and replace wear parts.
Choke cable is not adjusted properly or worn - Adjust properly or change the cable.
| Engine runs intermittently |
Air intake screen is plugged - Need to wash or clean.
Defective ignition - Inspect ignition system and change faulty parts.
Choke cable is faulty or stuck - Replace or clean the cable.
Air filter is dirty - Clean or change air filter.
Fuel pump is faulty or clogged - Clean or change fuel pump.
| Engine starts and stops immediately |
Spark plug is damaged - Change spark plug as required.
Carburetor is faulty or dirty - Clean or change carburetor.
Defective ignition coil - Ignition coil should be replaced.
Loose or broken valve springs - Replace valve springs.
Valves are stuck - Clean the valves.
Engine oil level is insufficient - Checking oil level and add if necessary.
Engine is running overloaded - Load reducing is recommended.
Air intake screen is plugged - Need to wash or clean.
Too lean carburetor mixture - Set the carburetor correctly.
Incorrect ignition timing - Set the ignition timing correctly.
Valve setting is improper - Valves needs to be set correctly.
Stale gasoline - Use correct gasoline.
Engine is running overloaded - Reduce load.
Engine oil level is insufficient - Fill up the engine oil.
Incorrectly adjusted low idle speed - Adjustment required.
Clogged or damaged fuel pump - Check fuel pump and change if required.
Worn main bearings or crankshaft - Change defective components as required.
Valve clearance is not correct - Check and adjust.
Worn cylinder bore or piston rings - Replace faulty parts.
Incorrectly adjusted or clogged carburetor - Carburetor needs to be adjusted correctly or cleaned.
Dirty air filter element - Service or replace air filter.
Dirty or damaged fuel pump - Check fuel pump and replace if necessary.
Ignition system is defective - Check ignition system and replace faulty parts.
Worn cylinder head gasket - Change cylinder head gasket.
Burned or stuck valves - Clean or change valves.
Push rod is worn or damaged - Change push rod.
Cylinder block components are damaged - Defective parts need to be replaced.
Clogged oil filter (if equipped) - Change or service oil filter.
| Excessive fuel consumption |
Choke is not fully open - Check choke cable and adjust it.
Incorrect carburetor main jet adjustment - Adjust it properly.
Spark plug is faulty or loose - Change or re-tighten spark plug.
Stuck, burned, or worn valves - Change or service valves.
Rings, sleeve, or piston are damaged - Change faulty components.
Excessive valve clearance - Adjustment procedure required.
| Excessive oil consumption |
Gaskets or seals may be damaged - To repair leaks, replace worn parts.
Damaged valve guides or valve stems - Change the valves.
Piston rings are defective or worn - Install new piston rings.
Piston or cylinder liner is damaged - Inspect liner and piston, change as necessary.
Breather pipe or hose is plugged - Change or service.
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