TROUBLESHOOTING
PROBLEM
Pump has following problems: failure to producepressure,erratic pressure,chattering,loss of pressure, low water volume.
Detergent fails to mix with spray.
Engine runs good at
Enginewill not start;or starts
and runs rough
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CAUSE
1.Nozzle in tow pressuremode.
2.Low regulatorpressure
3.Water inletis blocked.
4.Inadequate water supply
5.Inlet hoseis kinkedor leaking 6, Cloggedinlethose strainer.
7.Detergentline is not submerged.
8, Water supplyis over 140°F,
9.Outlet hose is blockedor leaks.
10.Gun leaks.
!1. Nozzle isobstructed. 12_ Pump is faulty.
1.Detergentline is not submerged. 2, Chemical filter is clogged,
3, Nozzle isin high pressuremode.
4.Chemical adjusteris closed.
Engine speed is too stow.
1.Low oil level
2.Dirtyair cleaner
3.Out of gasoline. 4, Stale gasoline,
5.Spark plugwire notconnected to sparkplug
6.Bad spark plug.
7.Water in gasoline. 8, Overchoking.
9, Excessivelyrichfuel mix'bJre_
10.Intakevalve stuckopenor closed.
11.Engine haslost compression.
CORRECTION
1.Pullnozzle backwardfor high pressuremode,
2.Adjustregulatorto desiredsetting.
3.Clear inlet
4, Provideadequatewater flow,
5.Straighteninlethose, patchleak.
6.Check and clean inlethose strainer.
7, Submerge detergent line.
8.Provide coolerwater supply.
9.Clear blocks in outlet hose.
10.Replace gun. 11, Clear nozzle.
12.Contact Sears Service Department.
1.Insert chemicalline into detergent.
2.Clean or replace filter/detergentline.
3.Push nozzle forward for low pressure mode.
4.Open chemicaladjuster.
Contact Sears Service Department.
1.Fill crankcaseto proper level.
2.Clean or replaceair cleaner.
3.Fill fuel tank.
4, Drain gas tank; fill with fresh fuel.
5.Connectwire to spark plug.
6.Replace spark plug.
7.Drain gas tank;fillwith fresh fuel.
8.Open choke fully and crankengine.
9.Contact Sears Service DepartmenL
I0. Contact Sears Service Department.
11. Contact Sears Service Department.
Engine shutsdown during operation | 1. | Out of gasoline. |
| 2. | Low oil level. |
Engine lacks power. | Dirtyair filter. |
Choke is opened too soon, |
1.Fill fuel tank,
2.Fill crankcase to proper level,
Replace air filter.
Move choke to halfway position untilengine runssmoothly.
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