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Problem
Pump has following
problems:
failure to produce
pressure,
errat{c pressure,
chattering,
loss of pressure,
low water volume.
Detergent
fails to mix with
spray.
Engine runs good at noqoad
but "bogs"
when load is
added.
EngBne wHI not start; or
starts and runs rough.
Cause
1.
Low pressure nozzle 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 100°F.
7.
High pressure hose is blocked
or leaks.
8.
Gun leaks.
9.
Nozzle is obstructed.
10.
1.
Correction
1.
Replace nozzle with high pressure
nozzle.
2.
Clear inlet.
3.
Provide adequate water flow.
4.
Straighten inlet hose, patch leak.
5.
Check and clean inlet hose strainer.
6.
Provide cooler water supply.
7.
Clear blocks in high pressure hose
or replace hose.
8.
Replace gun.
9.
Clean nozzle.
Pump is faulty.
10.
Chemical shut:off valves are in
1.
the "Off" position.
2.
in:line filter is dirty.
3.
High pressure nozzle installed.
Engine speed is too slow.
1.
Dirty air cleaner.
2.
Out of gasoline.
3.
Stale gasoline.
4.
Spark plug wire not connected
to spark plug.
5.
Bad spark plug.
6.
Water in gasoline.
7.
Overchoking.
8.
Excessively rich fuel mixture.
EngBne shuts down during
operation.
Out of gasoline.
EngBne lacks power.
Dirty air filter.
Choke is opened too soon.
Contact Sears service facility.
Rotate chemical shut:off valve on
desired chemical reservoir to "On"
position.
2.
See "Check In:Line Filter".
3.
Replace nozzle with low pressure
nozzle.
Move throttle control to FAST position. If
engine still "bogs down", contact Sears
service facility.
1.
Clean or replace air cleaner.
2.
Fill fuel tank.
3.
Drain gas tank; fill with fresh fuel.
4.
Connect wire to spark plug.
Engine "hunts"
or falters.
5.
Replace spark plug.
6.
Drain gas tank; fill with fresh fuel.
7.
Open choke fully and crank engine.
8.
Contact Sears service facility.
Fill fuel tank.
Replace air filter.
Move choke to halfway position until
engine runs smoothly.
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