Troubleshooting - Aztec 20" ProScrub Owner's Manual

TROUBLESHOOTING

PROBLEM
No power, nothing
runs
Brush motor does
not run
Vacuum motor does
not run
Short run time
Little or no solution
flow
Poor squeegee pickup
SYMPTOM
Batteries need charging
Batteries faulty
Loose battery cable
Batteries not connected
Properly
Faulty brush switch
Machine circuit breaker has tripped.
Faulty wiring
Faulty brush motor
Carbon brushes worn
Faulty solenoid
Faulty vacuum switch
Faulty wiring
Faulty vacuum motor
Carbon brushes worn
Batteries not fully charged
Bad cell in one or more batteries
Batteries need maintenance
Faulty charger
Solution flow lever is not activated
Solution line is clogged
Solution valve is clogged
Solution flow adjustment knob
needs adjusting
Recovery tank is full
Ball float shutoff screen is clogged
Squeegee is clogged with debris
Squeegee blades are worn
Squeegee thumbscrews are loose
Vacuum hose connections are loose
Vacuum hose is worn or has a hole
Vacuum is clogged with debris
Tank gasket is defective
Recovery tank water inlet is plugged
Recovery tank lid is loose
Vacuum motor is loose
Battery charge is low
ProScrub PG. 11
SOLUTION
Charge the batteries
Replace batteries
Tighten cable connection
Contact service center
Allow motor to cool down, breaker
will automatically reset.
Contact service center
Contact service center
Replace if worn to 3/8 or less
Contact service center
Contact service center
Contact service center
Contact service center
Replace if worn to 3/8 or less
Charge batteries
Replace battery
See "Battery Maintenance"
Replace charger
Push flow lever forward
Remove hose and blow compressed
air through it. Then flush with
clean water
Remove valve and clean. Do not
scratch or damage inside
Turn knob down to increase flow
Empty tank
Remove screen and clean
Clean squeegee
Replace blades
Tighten screws
Push hose firmly onto connections
Replace
Remove debris
Replace gasket
Empty recovery tank and tilt
sideways to remove clogged debris
Tighten lid
Tighten down vacuum motor
Do not over-tighten!
Do not run scrubber if meter is
in the red zone