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MACHINE TROUBLESHOOTING
86307500 CHARIOT SCRUBBER 11/15/08
4-25
PROBLEM CAUSE SOLUTION
Faulty vacuum circuit or switch Check wires & connections Vacuum motor does not run, or runs
slowly
Worn vacuum motor brushes Replace brushes, check commutator
Faulty circuit or actuator Check wires, connectors and actuator Squeegee will not go up/down
Faulty cables or pulleys Repair/replace cables or pulleys
Debris caught in scrub brushes Remove debris
Worn brushes or pads Replace brushes or pads
Improper detergent, brush or pad
used
Contact equipment or application
specialists
Low scrub brush down pressure Increase brush pressure
Poor scrubbing performance
Low battery charge Charge batteries
Solution tank empty Fill solution tank
Solution strainer plugged Clean solution strainer
Solution system plumbing obstructed Clear obstruction from plumbing
Pump obstructed Clean or replace pump
Solution solenoid valve obstructed or
stuck
Clean or replace valve
Solution shut-off valve is closed Open shut-off valve
Faulty pump circuit or pump Check wiring, connections, and pump.
Little or no solution flow to the floor
Faulty solenoid Check solenoid valve
Circuit breaker(s) tripped Reset circuit beaker(s)
Low battery charge Charge battery
Fault brush circuit or motor Check wires, connections and motor
Worn brush motor brushes Replace brushes, check commutator
Brush motors do not run, or run
slowly
Faulty actuator circuit or actuator Check wires, connections and
actuator
Scrub deck goes down, then raises No brushes or pad drivers on
machine
Install brushes or pad drivers