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MACHINE TROUBLESHOOTING
PROBLEM
Poor or no water pick-up
Vacuum motor does not run, or
runs slowly
Poor scrubbing performance
Brush motors do not run, or runs
slowly
4-12
CAUSE
Squeegee out of
adjustment
Debris caught on squeegee Remove debris
Worn squeegee blades
Vacuum hose clogged
Vacuum hose disconnected
from squeegee or recovery
tank
Vacuum hose damaged
Recovery tank not sealed
Foam filling recovery tank
Recovery tank full
Recovery tank float system
dirty
Circuit breaker tripped
Loose connection
Faulty vacuum switch
Worn vacuum motor
brushes
Debris caught in scrub
brushes
Worn brushes or pads
Improper detergent, brush
or pad used
Low scrub brush down
pressure
Low battery charge
Circuit breaker(s) tripped
Loose connection
Faulty brush motor
contactor
Worn brush motor brushes
CUTTER 36V 86039090 04/03/07
SOLUTION
Adjust squeegee
Rotate or replace
squeegee blades
Clear obstruction from
hose
Reconnect vacuum hose
Replace vacuum hose
Place recovery tank dome
on tank. Replace
damaged gaskets.
Empty recovery tank
Use less or different
detergent
Use defoamer
Drain recovery tank
Clean float system
Reset circuit breaker
Check motor wires and
connections
Replace switch
Replace brushes, check
commutator
Remove debris
Replace brushes or pads
Contact equipment or
application specialist
Increase brush pressure
Charge batteries
Reset circuit breaker(s)
Check motor wires and
connection
Replace contactor
Replace brushes, check
commutator
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