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MACHINE TROUBLESHOOTING
SCX364 86037150 1/17/07
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