Maintenance PT 6 /...
wc_tx000567gb.fm 50
5.28 Basic Troubleshooting
Problem / Symptom Reason / Remedy
Engine does not start. • Fuel tank empty.
• Wrong type of fuel.
• Old fuel. Drain tank, change fuel filter, and fill with
fresh fuel.
• Fuel system not primed.
• Battery connections loose or corroded. Battery
dead. Electrolyte low.
• Engine oil level low.
• Engine hot.
• Ignition switch defective.
• Throttle solenoid defective.
• Electrical connections loose or broken.
• Engine faulty.
Engine is hard to start. • Dirt or debris inside pump housing blocking move-
ment of impeller.
• Battery charge low.
• Engine faulty.
Engine starts but pump does
not take in water.
• Pump housing not filled with water.
• Strainer on suction hose plugged.
• Suction hose damaged. Air leak above water line.
• Air leak at suction port.
• Pump too high above water line.
• Engine speed too low.
• Debris collecting in pump housing.
Pump takes in water but little
or no discharge.
• Suction strainer partially plugged.
• Impeller worn. Shim insert.
• Discharge hose kinked or blocked.
• Engine speed too low.
Engines stops by itself. • No fuel.
• Engine oil pressure low.
• Engine too hot.
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