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Problem
Cause
Correction
Pump has following problems:
failure to producepressure,
erratic pressure, chattering, loss
of pressure, low water volume.
Detergentfails to mix with spray.
1.
Low pressure spray tip installed.
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 IO0°F.
7.
High pressure hose is blocked or
leaks.
8.
Gun leaks.
9.
Spray tip is obstructed.
10. Pump is faulty.
High pressure spray tip installed.
Engine speed is too slow.
1.
Replacewith high pressure spray tip.
2.
Clear inlet.
3.
Provide adequatewater flow.
4.
Straighten inlet hose, patch leak.
5.
Checkand clean inlet hose strainer.
6.
Provide cooler water supply.
7.
Clear blocks in high pressure hose or
replace hose.
8.
Replacegun.
9.
Cleanspray tip.
10. Contact Sears service facility
Replacewith low pressure spray tip.
Move throttle control to FASTposition. If
Engineruns good at no-load hut
engine still "bogs down", contact Sears
"hogs" when load is added,
service facility.
1.
Cleanor replace air cleaner.
2.
Fill fuel tank.
1.
Dirty air cleaner.
2.
Out of fuel.
3.
Stale fuel.
4.
Spark plug wire not connected to
spark plug.
5.
Bad spark plug.
6.
Water in fuel.
7.
Excessively rich fuel mixture.
Enginewill not start; or starts and
runsrough.
3.
Drain fuel tank; fill with fresh fuel.
4.
Connectwire to spark plug.
5.
Replacespark plug.
6.
Drain fuel tank; fill with fresh fuel.
7.
Contact Sears service facility.
Engineshuts downduring
Out of fuel.
Fill fuel tank.
operation.
Enginelacks power.
Dirty air filter.
Replaceair filter.
23
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