Table of Contents
Advertisement
PROBLEM
Pump has followingproblems:
failureto producepressure,or
erraticpressure,chattering,toss of
pressure, I owwater volume.
Detergentfails to mix with.
spray,
Engine runsgood when not spraying
CAUSE
1. Nozzte in towpressure mode.
2.
Waterinlet is blocked.
&
Inadequatewater supply
4.
Inlet hoseis kinked or leaking
5.
Cloggedwaterinlet screen.
6.
Watersupplyis over 140°F,
7.
Outlethoseis blocked.
8.
Outlethoseleaks.
9.
Gun leaks.
t0.
Nozzleis obstructed.
t!.
Pumpis faulty.
1.
Detergentline isnot submerged.
in detergentspray
2, Chemicalfilter is clogged.
3.
Nozzleis in high pressuremode.
Enginespeedis too stow.
CORRECTION
1.
Pullnozzle backwardfor high
pressuremode.
2.
Clear inlet
3.
Provide adequatewaterflow at least 2.2
gpm.
4.
Straighteninlethose, patchleak.
5,
Replace/ clean waterinlet screen,
6.
Providecooler watersupply.
7.
Clear blocksin outlet hose.
8,
Replaceoutlethoseif leaking,
9.
ReplaceO-ringor gun if necessary.
10. Clear nozzle.
1t.
ContactSears ServiceDepartment.
°
2.
3.
Insert chemicalfine intodetergent.
Cleanor replacefilter/detergent
line.
Pushnozzle forwardfor low pressure
mode.
ContactSears ServiceDepartment.
but dieswhen you beginto spray.
Enginewi]f not start;er starts
and runs rough
1.
Dirtyair cleaner
2.
Out of gasoline,
3.
Stalegasoline,
4.
Spark plug wire not connected
to sparkplug.
5.
Badsparkplug.
6.
Waterin gasoline,
7.
Overchokingor flooded
t.
Clean or replaceair cleaner.
2.
Fillfuel tank.
3.
Drain gas tank; fill withfresh fuel,
4.
Connectwire to sparkplug.
5.
Replacesparkplug,
6,
Drain gas tank; fill withfresh fuel.
7.
Set engine throttlecontrol leverto
fast position,choke in runposition,
Engineshuts down during
operation
Enginelackspower.
8.
Excessively rich fuel mixture,
9.
Intake valvestuck open or closed.
10. Enginehas lestcompression.
t.
Out of gasoline.
2.
Air filter dirty
Dirtyair filter,
8.
ContactSears ServiceDepartment.
9,
ContactSearsService Department.
t0.
ContactSears ServiceDeparlment.
1.
Fillfuel tank.
2.
ReplaceAir filter.
Replaceair filter,
16
Advertisement
Table of Contents
