Windsor chariot iScrub 20 CS20 Operating Instructions Manual page 51

PROBLEM
Vacuum motor does not run, or
runs slowly
Poor scrubbing performance
Little or no solution flow to the
floor
Brush motor does not run, or
runs slowly
Squeegee won't go down
Deck won't go down
CAUSE
Faulty vacuum circuit or switch
Worn vacuum motor brushes
Vacuum circuit breaker tripped
Debris caught in scrub brush
Worn brush or pad
Improper detergent, brush or pad used
Low battery charge
Solution tank empty
Solution strainer plugged
Solution system plumbing obstructed
Solution solenoid valve obstructed or
stuck
Solution metering valve is closed
Faulty solenoid
Faulty limit switches or connection
Circuit breaker tripped
Low battery charge
Faulty brush circuit or motor
Worn brush motor brushes
Faulty limit switches or connection
Squeegee in double scrub mode
Actuator circuit breaker tripped
86333220 CS20
Maintenance
SOLUTION
Check wires & connections
Replace brushes, check commutator
Reset circuit breaker
Remove debris
Replace brushes or pads
Contact equipment or application
specialists
Charge batteries
Fill solution tank
Clean solution strainer
Clear obstruction from plumbing
Solution solenoid valve obstructed or
stuck
Open metering valve
Check solenoid valve
Check limit switches and connections
Reset circuit beaker
Charge battery
Check wires, connections and motor
Replace brushes, check commutator
Check limit switches and connections
Release squeegee from double scrub
mode
Reset actuator circuit breaker
51