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Problem
Cause
Correction
Pump has following
problems:
failure to produce pressure,
erratic pressure, chattering,
loss
of pressure,
low water volume.
Detergent
fails 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 100°F.
7.
High pressure hose is blocked
or leaks,
8.
Gun leaks,
9.
Spray tip is obstructed,
10. Pump is faulty,
1,
Detergent siphoning tube is not
submerged,
2.
Detergent siphoning tube/filter is
clogged or cracked,
3.
Dirty in-line filter,
4.
High pressure spray tip
installed,
Engine speed is too slow,
1.
Replace spray tip with high
pressure spray tip.
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 outlet hose,
8.
Replace gun.
9.
Clean spray tip.
10. Contact Sears service facility.
1,
Insert detergent siphoning tube
into detergent,
2.
Clean or replace detergent
siphoning tube/filter.
3.
See "Check In-Line Filter",
4.
Replace spray tip with low
pressure spray tip.
Engine runs good at no-load but
Move throttle control to FAST
position, If engine still "bogs down",
"bogs"
when load is added,
contact Sears service facility,
Engine will not start; or starts
and runs rough.
Engine shuts down during
operation.
1.
Low oil level,
2.
Dirty air cleaner,
3.
Out of gasoline.
4.
Stale gasoline,
5.
Spark plug wire not connected
to spark plug.
6.
Bad spark plug,
7.
Water in gasoline,
8.
Overchoking.
9.
Excessively rich fuel mixture.
10. Intake valve stuck open or
closed,
11. Engine has lost compression,
Out of gasoline,
Dirty air filter,
Choke is opened too soon.
Engine lacks power.
Engine "hunts"
or falters.
1.
Fill crankcase to proper level,
2.
Clean or replace air cleaner,
3.
Fill fuel tank,
4.
Drain gas tank; fill with fresh
fuel,
5.
Connect wire to spark plug,
6.
Replace spark plug,
7.
Drain gas tank; fill with fresh
fuel,
8.
Open choke fully and crank
engine,
9.
Contact Sears service facility,
10. Contact Sears service facility,
11. Contact Sears service facility.
Fill fuel tank.
Replace air filter,
Move choke to halfway position until
engine runs smoothly,
21
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