Operating Guide

18 www.troybilt.com
Troubleshooting
Problem Cause Correction
Pump has following problems:
failure to produce pressure,
erratic pressure, chattering, loss
of pressure, low water volume.
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 screen.
6. Water supply is over 100°F
(38°C).
7. High pressure hose is blocked
or leaks.
8. Spray gun leaks.
9. Spray tip is obstructed.
1. Replace 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
screen.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replace spray gun.
9. Clean spray tip.
Detergent fails to mix with spray.
1. Detergent tube is clogged or
cracked.
2. High pressure spray tip
installed.
3. Check ball stuck in detergent
siphoning system.
1. Clean or replace detergent tube.
2. Replace with low pressure
spray tip.
3. Unstick check ball as described
in Detergent Siphoning Check
Ball.
Engine will not start; starts and
runs rough or shuts down during
operation.
1. Low oil level.
2. Dirty air cleaner.
3. Out of fuel.
4. Stale fuel.
5. Spark plug wire not connected
to spark plug.
6. Bad spark plug.
7. Water in fuel.
1. Fill crankcase to proper level.
2. Clean or replace air cleaner.
3. Fill fuel tank.
4. Drain fuel tank; fill with fresh
fuel.
5. Connect wire to spark plug.
6. Replace spark plug.
7. Drain fuel tank; fill with fresh
fuel.
Engine lacks power. Dirty air filter. Replace air filter.