Poulan 380ZX User Manual - Page 43
troubleshooting, Problem, Cause
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TROUBLESHOOTING Problem The engine will not start. The starter does not turn the engine over. The engine runs rough. Cause • Blade lever is engaged. • Steering controls are not locked in neutral position. • Driver is not sitting in driver's seat. • Parking brake is not activated. • Battery is dead. • Contamination in carburetor or fuel line. • Fuel supply is closed or tap for fuel tank is in wrong position. • Clogged fuel filter or fuel line. • Dead battery. • Poor contacts on the battery terminal cable connections. • Fuse blown. • Ignition system faulty. • Fault in the starter safety circuit. See Checking the Safety System in the Maintenance section. • Faulty carburetor. • Choke control used with warm engine. • Defective valves. • Defective piston, cylinder, piston ring, or cylinder head seal. • Cylinder head bolts are loose. • Clogged fuel filter or jet. • Clogged ventilation valve on fuel cap. • Fuel tank nearly empty. • Fouled spark plug. • Spark plug is loose. • Defective ignition cable. • Defective spark plug electrode. • Defective spark plug connection. • Rich fuel mixture or fuel-air mixture. • Wrong fuel type. • Water in fuel. • Clogged air filter. 43