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Content Subject to Change •
988767UM REV A
TROUBLESHOOTING TIPS
PROBLEM
CAUSE
RESOLUTION
POOR OR NO WATER PICK-UP
Worn or torn squeegee blade
Rotate or replace blade
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 or squeegee outlet clogged
Remove debris and flush hose
Using too much solution
Adjust solution flow setting
Recovery hose to squeegee or recovery
tank disconnected or damaged
Reconnect or replace recovery hose
POOR SCRUBBING
PERFORMANCE
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
Low battery charge
Recharge batteries
INADE
Q
UATE SOLUTION
FLOW OR NO SOLUTION
TO THE FLOOR
Solution tank empty
Fill solution tank
Solution lines, valves, filter,
or spray jets clogged
Flush lines and clean solution
filter and spray jets
Scrub deck raised
Press the one-touch button
to lower scrub deck
MACHINE NOT OPERATIONAL
Tripped Control Power circuit breaker
Reset breaker
Low battery charge
Recharge batteries
Battery charger operating
Unplug battery charger when
charge is complete
VACUUM MOTOR DOES
NOT TURN ON
Recovery tank full
Empty recovery tank
Excessive foaming in recovery tank
Empty recovery tank
Use a different cleaning chemical
Use a lesser amount of the cleaning chemical
Use a defoaming agent
Carbon brushes worn
Replace carbon brushes
Vacuum switch disconnected
Connect wiring
Vacuum not turned on
Press vacuum button