MACHINE TROUBLESHOOTING
SABER (QSC) 980067 11/13/02
4-8
PROBLEM
CAUSE
SOLUTION
Poor or no water pick-up
Debris caught on squeegee
Remove debris
Worn squeegee blades
Replace squeegee blades
Vacuum hose clogged
Clear obstruction from
hose
Vacuum hose disconnected
from squeegee or recovery
tank
Reconnect vacuum hose
Vacuum hose damaged
Replace vacuum hose
Vacuum motor inlet screen
dirty
Clean inlet screen
Recovery tank not sealed
Check vacuum motor
position. Replace
damaged seal.
Foam filling recovery tank
Empty recovery tank
Use less or different
detergent
Use defoamer
Vacuum motor does not run, or
runs slowly
Recovery tank full
Drain recovery tank
Circuit breaker tripped
Reset circuit breaker
Loose connection
Check motor wires and
connections
Faulty vacuum contractor
Replace contactor
Worn vacuum motor
brushes
Replace brushes, check
commutator
Poor scrubbing performance
Debris caught in scrub
brush
Remove debris
Worn brush or pad
Replace brush or pad
Improper detergent, brush
or pad used
Contact equipment or
application specialist
Low scrub brush down
pressure
Increase brush pressure
(traction model only)
Low battery charge
Charge batteries
Brush motor does not run, or runs
slowly
Circuit breaker tripped
Reset circuit breaker
Loose connection
Check motor wires and
connection
Faulty brush motor
contactor
Replace contactor
Worn brush motor brushes
Replace brushes, check
commutator