Troubleshooting - Briggs & Stratton 073046 Operator's Manual

Troubleshooting

Problem
No pump output or
low pump output
when water pump is
running.
Engine will not start;
lacks power; starts
and runs rough; or
"hunts" or falters.
Engine shuts down
when running.
14
Cause
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 connetor.
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. Rocker switch set to OFF (0).
2. Fuel shutoff is in OFF (0) 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.
Out of fuel.
Correction
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.
1. Set switch to ON (I).
2. Turn fuel shutoff to ON (I) 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.
Wait two minutes and fill fuel tank.
)
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