Instruction manual

Parts and Instruction Manual
Page 15
Problem Possible Cause Remedy
Worn or torn squeegee blades Rotate or replace blades
Recovery tank full Empty recovery tank
Recovery tank drain hose leak Secure drain hose cap or replace
Recovery tank lid gasket leak Replace gasket lid cover properly
Debris caught in squeegee Clean squeegee
Vacuum hose clogged Remove debris and flush hose
Using too much solution Adjust solution control valves
Poor water pick-up
Recovery hose to squeegee or recovery
tank disconnected or damaged
Reconnect or replace recovery hose
Worn brushes Rotate or replace brushes
Wrong brush or cleaning chemical Consult Minuteman
Debris caught on scrub brushes Remove debris
Moving machine too fast Slow down
Not using enough solution Adjust solution flow setting
Poor scrubbing performance
Low battery charge Recharge batteries
Solution tank empty Fill solution tank
Solution lines, valves, filter or spray jets
clogged
Flush lines, and clean solution filter
and spray jets
Inadequate solution flow or
no solution to the floor
Solution Lever in down position Move lever up
Tripped Control Power circuit breaker Reset breaker
Batteries have low charge Recharge batteries
Machine does not operate
Battery charger operating Unplug battery charger when charge
is complete
Recovery tank full Empty recovery tank
Excessive foaming in recovery tank. Empty recovery tank.
Use less or change chemical.
Use defoaming agent.
Carbon Brushes worn Replace carbon brushes
Vacuum switch disconnected Connect wiring
Tripped vacuum motor circuit breaker Reset breaker
Broken vacuum limit switch Replace switch
Vacuum motor does not turn
on
Squeegee in raised position Lower squeegee
Foot pedal not in “home” position Place pedal in notch
Tripped brush motor circuit breaker Reset breaker
Broken brush motor switch Replace switch
Brushes do not unload
Damaged brush block or drive hub Replace
General Machine Troubleshooting