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Prob(em
Pump has followingproblems:
failure t o produce pressure,
erratic pressure_chattering_ l oss
of pressure,
low water volume.
Detergent
fa((s to mix with spray.
Cause
Low pressure nozz(e installed.
Water inlet is blocked.
3.
)nadequate water supp(y.
4.
Inlet hose is kinked or leaking.
5.
Clogged inlet hose strainer.
6.
Water supp(y is over 100°F.
7.
High pressure hose is blocked
or leaks.
8.
Gun leaks.
9.
Nozz(e is obstructed.
10. Pump (s fau(ty.
Detergent siphoning tube is not
submerged.
Chemica( filter is clogged or
cracked.
3.
Dirty (nqine filter.
4.
High pressure nozz(e (nsta((ed.
Eng(ne runs good at no-(oad but
Engine speed (s too slow.
"bogs"
when load is added.
EngBne wH) not start; or starts
and runs rough.
Correction
Replace nozzle with high
pressure nozzle.
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 outlet hose.
8.
Replace gun.
9.
C)ean nozzle.
10. Contact Sears service facility.
insert detergent siphoning tube
into detergent.
Clean or replace filter/detergent
siphoning tube.
3.
See "Check In-Line Filter".
4.
Replace nozzle with low
pressure nozzle.
Low oil (eve(.
Dirty air cleaner.
3.
Out of gasoline.
4.
Stale gasoline.
5.
Spark plug wire not connected
Move throttle control to FAST
position. )f engine still "bogs down",
contact Sears service facility.
Fill crankcase to proper level.
Clean or replace air cleaner.
3.
F((( fuel tank.
4.
Drain gas tank; fill with fresh
fuel.
5.
Connect wire to spark plug.
to spark p)ug.
6.
Bad spark plug.
7.
Water in gasoline.
8.
Overchoking.
6.
Replace spark plug.
7.
Drain gas tank; fill with fresh
fuel.
8.
Open choke fully and crank
engine.
9.
Excessively rich fuel mixture.
9.
Contact Sears service facility.
Engine shuts down during
Out of gasoline.
F((( fuel tank.
operation.
Engine lacks power.
Dirty air filter.
Choke is opened too soon.
Engine "hunts"
or falters.
Replace air filter.
Move choke to halfway position until
engine runs smoothly.
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