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-foad

but "bogs down" when toad is added

Engine willnot start;or starts

and runs rough

CAUSE

"k Nozzle in low pressure mode,

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 140'F.

7.Outlet hose is blocked.

8.Outlet hose leaks.

9.Gun leaks.

10.Nozzle is obstructed.

11.Pump is faulty.

1.Detergent line is not submerged.

2.Chemical filter is clogged.

3.Nozzte is in high pressure mode.

Engine speed _stoo slow.

1.Dirty air cleaner

2.Out of gasoline.

3.Stale gasoline.

4.Spark plug wire not connected to spark ptug

5.Bad spark plug.

6.Water in gasoline.

7.Overchoking.

8.Excessively rich fuet mixture.

9.Intake valve stuck open or closed.

10.Engine has lost compression.

CORRECTION

t.Putl nozzle backward for high

pressure mode.

2.Clear inlet

3.Provide adequate water flow_

4.Straighten inlet hose, patch leak.

5.Check / clean inlet hose strainer.

6.Provide cooler water suppiy.

7.Clear blocks in outlet hose.

8.Replace outlet hose if leaking.

9.Replace gun.

10.Clear nozzle.

11.Contact Sears Service Department.

1.Insert chemical tine into detergent.

2.Clean or replace filter/detergent line.

3.Push nozzleforwardfor low pressure mode.

Contact Sears Service Department.

t.Clean or replace air cleaner.

2. FIll fuel tank.

 

 

3. Drain gas tank; fil! with fresh fuel.

4.

Connect

wire

to spark ptug.

5.

Replace

spark

plug.

 

6.

Drain gas tank; filf with fresh fuel.

7.

Set engine throttle control lever to

 

fast position.

 

 

8.

Contact

Sears

Service

Department.

9.

Contact

Sears

Service

Department.

I0.

Contact

Sears

Service

Department.

Engine

shuts

down during

1. Out of gasoline.

operation

 

 

Engine

lacks

power.

Dirty air filter.

1.

FIII fuel tank.

Replace air fitter.

15

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Sears 580.761652 manual Problem, Cause, Correction