32
Problem
Probable Cause
Solution
Pump will not draw
chemicals.
1. Wrong size spray
nozzle.
2. Chemical hose/filter
clogged.
3. Chemical screen not in
chemical.
4. Chemical solution too
thick.
5. Chemical build-up in
chemical injector.
1. See "SELECTING THE
RIGHT NOZZLE" section.
2. Clean hose/filter.
3. Ensure end of chemi-
cal hose is fully sub-
merged into chemicals.
4. Dilute chemical.
Chemical solutions
should have same con-
sistency as water.
5. Clean or replace. Call
Customer Service:
1-888-278-8092.
No or low pressure (after
period of normal use).
1. Worn seal or packing.
2. Worn or obstructed
valves.
3. Worn unloader piston.
Clean or replace. Call
Customer Service:
1-888-278-8092.
Water leaking at spray
gun/spray wand
connection.
1. Worn or broken O-ring.
2. Loose hose
connection.
1. Worn or broken O-ring.
2. Tighten hose
connection.
Oil leaking at pump
1. Oil seals worn.
1. Call Customer Service:
1-888-278-8092.
Pump pulsates
1. Nozzle obstructed.
2. Air in the system
1. Clean Nozzle (See
Maintenance)
2. Squeeze trigger to
remove air.
31
Problem
Probable Cause
Solution
Engine “hunts” or falters.
1. Carburetor is running
too rich or too lean.
1. Call Customer Service:
1-888-278-8092.
Engine lacks power.
1. Cylinder pressure is
low.
2. Dirty air cleaner.
1. Call Customer Service:
1-888-278-8092.
2. Replace air filter.
No pressure or Low
pressure.
1. Spray wand not set to
high pressure.
2. Inadequate water
supply.
3. Hose fitting leaks
during high pressure.
4. Nozzle obstructed.
5. Water filter screen
obstructed.
6. Defective pump
7. Air in hose.
8. Choke lever in choke
position.
9. Throttle control lever is
hot in fast position.
1. See “SELECTING THE
RIGHT NOZZLE” section.
2. Water supply must be
5 GPM @ 20 psi.
3. Tighten hose fitting.
Use thread sealant
tape if necessary.
4. Clean Nozzle (See
Maintenance)
5. Remove and clean filter.
6. Call Customer Service:
1-888-278-8092
7. Squeeze trigger to
remove air.
8. Move choke to “RUN”
position.
9. Move throttle control
lever from fast position.
Water leaking at pump.
1. Loose connections.
2. Worn or broken
O-rings.
3. Pump head or tubes
damaged from
freezing.
1. Tighten connections.
2. Call Customer Service:
1-888-278-8092.
3. Call Customer Service:
1-888-278-8092.
