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Troubleshooting
Problem Cause Correction
No pump output or low pump
output when water pump is
running.
1. Pump not primed.
2. Suction hose restricted, collapsed,
damaged, too long, or diameter too
small.
3. Strainer not completely under water.
4. Air leak at suction hose connector.
5. Strainer clogged.
6. Discharge hose restricted, damaged, too
long, or diameter too small.
7. Excessive or marginal head.
8. Engine speed lever is in “Slow” position.
1. Fill pump chamber with water and
prime pump.
2. Replace suction hose.
3. Sink the strainer and the end of
suction hose completely under water.
4. Replace sealing washer if missing or
damaged. Tighten hose connector
and clamp.
5. Clean debris from strainer.
6. Replace discharge hose.
7. Relocate pump and/or hoses to
reduce head.
8. Move engine speed lever to “Fast”
position.
Engine will not start; lacks
power; starts and runs rough;
or "hunts" or falters.
1. Rocker switch set to "Off".
2. Fuel valve is in "Off" position.
3. Dirty air cleaner.
4. Out of fuel.
5. Stale or contaminated fuel or water in
fuel.
6. Spark plug wire not connected to spark
plug.
7. Bad spark plug.
8. Excessive fuel is present in the air/fuel
mixture causing a “flooded” condition.
9. Carburetor is out of adjustment.
1. Set switch to "On".
2. Turn fuel valve to "On" position.
3. Clean or replace air cleaner.
4. Wait two minutes and fill fuel tank.
5. Drain fuel tank and carburetor; fill
with fresh fuel.
6. Connect wire to spark plug.
7. Replace spark plug.
8. Wait 5 minutes and re-crank engine.
9. Contact Authorized service facility.
Engine shuts down when
running.
Out of fuel. Wait two minutes and fill fuel tank.