
A - 22
SC900 ST - 56091183
11/2015
INSTRUCTIONS FOR USE
A - ENGLISH
GENERAL MACHINE TROUBLESHOOTING
Problem
Possible Cause
Remedy
Poor water pick-up
Worn or torn squeegee blades
Reverse or replace
Squeegee out of adjustment
Adjust so blades touch
À
oor evenly
across entire width
Recovery tank full
Empty recovery tank
Recovery tank drain hose leak
Secure drain hose cap or replace
Recovery tank cover gasket leak
Replace gasket / Seat cover properly
Debris caught in squeegee
Clean squeegee tool
Vacuum hose clogged
Remove debris
Using too much solution
Adjust solution
À
ow at control panel
Debris catch cage full
Empty debris catch cage
Poor scrubbing performance
Worn brush or pad
Rotate or replace brushes
Wrong brush or pad type
Consult Advance
Wrong cleaning chemical
Consult Advance
Moving machine too fast
Slow down
Not using enough solution
Increase solution
À
ow at control panel
Inadequate solution
À
ow
or no solution
Solution tank empty
Fill solution tank
Solution lines, valves,
¿
lter or trough
clogged
Flush lines, trough and clean solution
¿
lter
Solution shutoff valve closed
Open solution shutoff valve
Solution solenoid valve
Clean or replace valve
Machine does not run
Battery connector disconnected
Reconnect battery connectors
Tripped 2.5 Amp circuit breaker
Check for electrical short circuit & reset
No FWD/REV wheel drive
Drive system speed controller
Check error fault codes
(see service manual)
Tripped 30 Amp circuit breaker
Check for drive motor overload
Poor Sweeping Performance
(Cylindrical System)
Hopper Full
Empty and clean hopper
Brushes worn
Replace brushes
Bristles have taken a set
Rotate brushes
No Detergent Flow (EcoFlex models only)
Empty detergent cartridge
Fill detergent cartridge
Plugged or kinked detergent
À
ow line
Purge system, straighten lines to
remove any kinks
Dry seal cap on detergent cartridge not
sealed
Reseat dry seal cap
Detergent pump wiring
disconnected or backwards
Connect or reconnect wiring