Troubleshooting - Craftsman 580.754911 Operator'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 will not start; starts and
runs rough or shuts down during
operation.
Engine lacks power.
Engine "hunts" or falters.

TROUBLESHOOTING

Cause
4. Inlet hose is kinked or leaking.
5. Clogged inlet hose strainer.
leaks.
clogged or cracked.
stuck.
1. Fuel valve is in "
2. Engine stop switch in "
position.
3. Low oil level.
5. Out of fuel.
6. Stale fuel.
7. Spark plug wire not connected to
spark plug.
8. Bad spark plug.
10. Overchoking.
12. Intake valve stuck open or
closed.
13. Engine has lost compression.
Choke is opened too soon.
24
Correction
1. Replace with high pressure
2. Clear inlet.
5. Check and clean inlet hose
strainer.
into detergent.
2. Clean or replace detergent
tip.
4. Free detergent siphoning check
" position.
1. Turn fuel valve to "On" position.
"
2. Place engine stop switch in "On"
position.
3. Fill crankcase to proper level.
4. Clean or replace air cleaner.
5. Fill fuel tank.
7. Connect wire to spark plug.
8. Replace spark plug.
engine.