CropCare LG40, Owner'S Manual, Page: 9 / 16

Trouble Shooting
During the many years you will use your spot sprayer, it is possible that you will encounter
minor problems that can be easily fixed. The following problems and respective causes and solutions
should cover most of the potential problems that you may face. If you are having problems please
attempt to use this troubleshooting section to solve the problem. If you are unable to fix the problem
please contact our trained sprayer technicians for technical advice at no charge or to have one of our
technicians repair your spot sprayer. See the Contact Us section on page 13 for ordering parts and
contact information.
Common Troubleshooting
Problems/Symptoms Possible Causes Solutions
Low Rate of Flow
Suction strainer is partially
clogged
Remove the suction strainer and rinse.
Pump valves are
damaged/bad Replace the valves(ref# 4) or See PaulB
LLC for repairs.
Low voltage
Use a power source with at least 10 amps
and 12 volts.
Pump Doesn't Prime
Suction line is clogged Inspect the suction line for debris.
Suction strainer is clogged Remove the suction strainer and rinse.
Pump damaged from
chemicals that weren't
rinsed out properly
See PaulB LLC for service and pump
repairs.
Pump Doesn't Run
Fuse is blown
Replace the fuse on wiring harness (ref#
26).
Incorrect voltage
Ensure you are using a 10 amp, 12 volt
power source.
Pump pressure switch is
malfunctioning Replace the pressure switch(ref# 1) or
see PaulB LLC for repair.
No Spray Flow
Spray tip clogged Remove the spray tip and rinse it out.
Suction strainer is clogged Remove the suction strainer and rinse.
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