27
TROUBLESHOOTING CHART
– continued
PROBLEMS
POSSIBLE CAUSE AND CORRECTIVE ACTION
Inoperative vacuum, brush
motors, and solution pump
•
Brushes in “up” position.
Lower brushes.
•
Circuit breakers tripped due to overload.
Wait several minutes, then reset circuit breaker.
•
Faulty components motor or circuitry.
Consult authorized Tornado Service Center.
Vacuum motor operates, but
there is little or no suction at
squeegee
•
Recovery tank cover is loose or missing.
Tighten or replace.
•
Recovery hose is loose or disconnected.
Connect or tighten.
•
Blockage in recovery hose.
Clear blockage by backflushing with garden hose.
•
Blockage in squeegee throat.
Clear blockage with screwdriver or similar instrument.
•
Blockage on vacuum motor intake screen.
Clear blockage with wet cloth.
Brush motors do not operate
•
Circuit breaker tripped due to overload.
Reduce brush motor load by adjusting brush pressure,
increasing solution, or changing to a less aggressive
pad. Wait several minutes, reset circuit breaker then
resume operation.
•
Brushes in “up” position.
Lower brushes.
•
Faulty brush motor or circuitry.
Consult authorized Tornado Service Center.
Inadequate run time
•
Excessive brush pressure.
Reduce brush pressure as detailed this manual.
•
Improper charging and/or battery maintenance.
Charge/service batteries as instructed in this manual.
•
Old
batteries.
Batteries have a finite useful life. Test regularly, and
replace batteries periodically.
•
Faulty
charger.
Consult authorized Tornado Service Center.
Inadequate solution flow at
brushes
•
Solution tank empty.
Fill solution tank.
•
Circuit breaker tripped due to overload.
Wait several minutes, then resume operation.
•
Solution hoses blocked or kinked.
Inspect and correct problem.
•
Solution knob turned off.
Turn solution knob fully clockwise.
•
Faulty pump or circuitry.
Consult authorized Tornado Service Center.
https://harrissupplyind.com - To Order Parts Call 608-268-8080
