Troubleshooting
Problem
Pumphas followingproblems:failure
toproducepressure, erraticpressure,
chattering,loss of pressure,low water
volume.
Detergentfails to mix with spray.
Enginerunsgoodat no-load but "bogs"
when loadis added.
Enginewill not start;or startsand runs
rough.
Cause
1. Low pressure spray tip installed.
2. Water inlet is blocked.
3. Inadequatewater supply.
4. Inlet hose is kinked or leaking.
5. Cloggedinlet hose screen.
6. Water supply is over IO0°F.
7. High pressure hose is blocked or
leaks.
8. Spray gun leaks.
9. Spray tip is obstructed.
10. Pump is faulty.
1. Detergentshut-off valve is in "Off"
position.
2. High pressure spray tip installed.
Enginespeed is too slow.
1. Low oil level.
2. Dirty air cleaner.
3. Out of fuel.
4. Stalefuel.
5. Spark plug wire not connected to
spark plug.
6. Badspark plug.
7. Water in fuel.
8. Excessivelyrich fuel mixture.
Outof fuel.
Correction
1. Replacewith high pressure spray
tip.
2. Clear inlet.
3. Provide adequate water flow.
4. Straighten inlet hose, patch leak.
5. Checkand clean inlet hose screen.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replacespray gun.
9. Cleanspray tip.
10. Contact local service facility.
1. Rotatedetergent shut-off valveto
"On" position.
2. Replacewith low pressure spray
tip.
Move throttle control to FASTposition. If
enginestill "bogs down", contact local
servicefacility.
1. Fillcrankcaseto proper level.
2. Cleanor replaceair cleaner.
3. Fill fuel tank.
4. Drain fuel tank; fill with fresh fuel.
5. Connectwire to spark plug.
Engineshutsdownduringoperation.
Enginelacks power. Dirty air filter. Replaceair filter.
6. Replacespark plug.
7. Drain fuel tank; fill with fresh fuel.
8. Contact local service facility.
Fillfuel tank.
20 www.troybilt.com
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