Troubleshooting - Craftsman 580.752800 Owner's Manual

Problem
Pump has following
problems: failure to produce
pressure, erratic pressure,
chattering, loss of pressure,
low water volume.
Detergent fails to mix with
spray.
Engine runs good at no-load
but "bogs" when load is
added.
Engine will not start; or
starts and runs rough.
Engine shuts down during
operation.
Engine lacks power.
Engine "hunts" or falters.

TROUBLESHOOTING

Cause
1. Low pressure spray tip
installed.
2. Water inlet is blocked.
3. Inadequate water supply.
4. Inlet hose is kinked or leaking.
5. Clogged inlet hose strainer.
6. Water supply is over 100°F.
7. High pressure hose is blocked
or leaks.
8. Gun leaks.
9. Spray tip is obstructed.
10. Pump is faulty.
1. Detergent line is collapsed or
kinked.
2. Chemical tank filter is clogged.
3. In-line filter is dirty.
4. High pressure spray tip
installed.
5. Dial-a-Cleaner™ knob is in off
position.
Engine speed is too slow.
1. Dirty air cleaner.
2. Out of gasoline.
3. Stale gasoline.
4. Spark plug wire not connected
to spark plug.
5. Bad spark plug.
6. Water in gasoline.
7. Overchoking.
8. Excessively rich fuel mixture.
Out of gasoline.
Dirty air filter.
Choke is opened too soon.
19
Correction
1. Replace spray tip with high pressure
spray tip.
2. Clear inlet.
3. Provide adequate water flow.
4. Straighten inlet hose, patch leak.
5. Check and clean inlet hose strainer.
6. Provide cooler water supply.
7. Clear blocks in high pressure hose
or replace hose.
8. Replace gun.
9. Clean spray tip.
10. Contact Sears service facility.
1. Repair or replace detergent line.
2. Replace tank.
3. See "Check In-Line Filter".
4. Replace spray tip with low pressure
spray tip.
5. Rotate knob for desired chemical.
Move throttle control to FAST position. If
engine still "bogs down", contact Sears
service facility.
1. Clean or replace air cleaner.
2. Fill fuel tank.
3. Drain gas tank; fill with fresh fuel.
4. Connect wire to spark plug.
5. Replace spark plug.
6. Drain gas tank; fill with fresh fuel.
7. Open choke fully and crank engine.
8. Contact Sears service facility.
Fill fuel tank.
Replace air filter.
Move choke to halfway position until
engine runs smoothly.