Basic Troubleshooting RD 12A70 wc_tx001558gb.fm6 Basic TroubleshootingProblem / Symptom Reason / RemedyENGINE DOES NOTSTART• Fuel tank empty.• Wrong type of fuel.• Old fuel. Drain tank, change fuel filter and fill with fresh fuel.• Fuel system not primed.• Fuel filter restricted or plugged. Replace filter.• Battery connections loose or corroded. Battery dead.• Air cleaner element plugged.• Starter motor defective.• Fuel solenoids on engine inoperative.• Starter relay inoperative.• Electrical connections loose or broken.ENGINE STOPS BYITSELF• Fuel tank empty.• Fuel filter plugged.• Fuel lines broken or loose.• No spark.NO VIBRATION • Defective switch or poor connection.• Solenoid on vibration valve damaged or disconnected.• Exciter assembly damaged.• Exciter motor coupling damaged or broken.• Exciter motor damaged.• Exciter pump damaged.• Exciter bearings damaged.NO TRAVEL orTRAVEL ONLY INONE DIRECTION• Pin sheared on forward/reverse control.• Control cable loose or broken.• Drive motor damaged.• Drive pump damaged.• Defective relief valve or valves.NO STEERING • Steering cylinder damaged.• Steering unit damaged.• Steering relief valve stuck or damaged.• Articulation joint lockarm engaged.
