Troubleshooting - Craftsman 580.752890 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.
Idle control not functioning.
Engine lacks power.

TROUBLESHOOTING

Cause
1. Soap spray pattern nozzle is
selected.
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. Selector nozzle is obstructed.
10. Pump is faulty.
1. Detergent siphoning tube is not
submerged.
2. Detergent siphoning tube/filter is
clogged or cracked.
3. High pressure spray pattern nozzle
is selected.
4. Detergent siphoning check ball
stuck.
1. Engine rocker switch set to off (O or
Off) position.
2. Dirty air cleaner.
3. Out of fuel.
4. Stale fuel.
5. Spark plug wire not connected to
spark plug.
6. Bad spark plug.
7. Water in fuel.
8. Excessively rich fuel mixture.
Idle control cable is loose.
Dirty air filter.
24
Correction
1. Select high pressure spray pattern nozzle
on selector nozzle.
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 outlet hose.
8. Replace gun.
9. Clean nozzles in selector nozzle.
10. Contact Sears service facility.
1. Insert detergent siphoning tube into
detergent.
2. Clean or replace filter/detergent
siphoning tube.
3. Select soap spray pattern nozzle on
selector nozzle.
4. Free detergent siphoning check ball.
1. Set engine rocker switch to on (I or On)
position.
2. Clean or replace air cleaner.
3. Fill fuel tank.
4. Drain fuel tank; fill with fresh fuel.
5. Connect wire to spark plug.
6. Replace spark plug.
7. Drain fuel tank; fill with fresh fuel.
8. Contact local service facility.
Contact local service facility.
Replace air filter.