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MACHINE TROUBLESHOOTING
SCEX364 86037160 03/12/07
4-16
PROBLEM CAUSE SOLUTION
Poor or no water pick-up
on either squeegee
Squeegee out of
adjustment
Adjust squeegee
Debris caught on
squeegee
Remove debris
Worn squeegee blades Rotate or 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
Recovery tank not sealed Place recovery tank dome on
tank. Replace damaged
gaskets.
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
Recovery tank float system
dirty
Clean float system
Circuit breaker tripped Reset circuit breaker
Loose connection Check motor wires and
connections
Faulty vacuum switch Replace switch
Worn vacuum motor
brushes
Replace brushes, check
commutator
Poor scrubbing performance 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 specialist
Low scrub brush down
pressure
Increase brush pressure
Low battery charge Charge batteries
Brush motors do not run, or runs
slowly
Circuit breaker(s) tripped Reset circuit breaker(s)
Loose connection Check motor wires and
connection
Faulty brush motor
contactor
Replace contactor
Worn brush motor brushes Replace brushes, check
commutator