Troubleshooting - Craftsman 580.754902 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; lacks
power; starts and runs
rough or shuts down during
operation.
Idle control not functioning.

TROUBLESHOOTING

Cause
1. Low pressure selector nozzle
installed.
2. Water inlet is blocked.
3. Inadequate water supply.
4. Inlet hose is kinked or leaking.
5. Clogged inlet hose screen.
6. Water supply is over 100°F.
7. High pressure hose or spray gun
leaks.
8. Selector nozzle is obstructed.
9. Pump is faulty.
1. Detergent siphoning tube is not
submerged.
2. Detergent siphoning tube 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 (0) position.
2. Low oil level.
3. Dirty air cleaner.
4. Out of fuel.
5. Stale fuel.
6. Spark plug wire not connected to
spark plug.
7. Bad spark plug.
8. Water in fuel.
9. Excessively rich fuel mixture.
Idle control cable is loose.
21
Correction
1. Replace with high pressure selector
nozzle.
2. Clear inlet.
3. Provide adequate water flow.
4. Straighten inlet hose, patch leak.
5. Check and clean inlet hose screen.
6. Provide cooler water supply.
7. Replace.
8. Clean selector nozzle.
9. Contact Sears service facility.
1. Insert detergent siphoning tube into
detergent.
2. Clean or replace 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)
position.
2. Fill crankcase to proper level.
3. Clean or replace air cleaner.
4. Fill fuel tank.
5. Drain fuel tank; fill with fresh fuel.
6. Connect wire to spark plug.
7. Replace spark plug.
8. Drain fuel tank; fill with fresh fuel.
9. Contact local service facility.
Contact local service facility.