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Problem
Pump has following
problems: failure to produce
pressure, erratic pressure,
chattering, loss of pressure,
low water volume.
Detergent falls to mix with
spray.
Engine runs good at noqoad
but "bogs" when load is
added.
Engine witl 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
.
3.
4.
or replace hose.
8. Replace gun.
9. Clean nozzle.
.
Pump is faulty. 10.
Detergent line is collapsed or 1.
kinked.
Chemical tank filter is clogged. 2.
Inqine filter is dirty. 3.
High pressure spray tip 4.
installed.
Dial=a=Cleaner TM knob is in off 5.
position.
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.
Engine shuts down during Out of gasoline.
operation.
Engine lacks power. Dirty air filter.
Choke is opened too soon.
Contact Sears service facility.
Repair or replace detergent line.
Replace tank.
See "Check In=Line Filter".
Replace spray tip with low pressure
spray tip.
Rotate knob for desired chemical.
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.
21
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