TROUBLESHOOTING
86221970 17” SCRUBBER 01/03/07
4-9
PROBLEM CAUSE SOLUTION
Solution tank empty Fill solution tank
Solution flow turned off or set
too low
Turn on or increase flow
setting
Solution strainer plugged Clean solution strainer
Solution hoses obstructed Clear obstruction from hose
Little or no solution flow to the floor
Solution solenoid valve
obstructed or stuck
Clean or replace
Battery disconnected Check all battery cable
connections
Emergency shut-off activated Reset
Battery connections corroded Clean connections
Faulty main contactor Replace contactor
No power to machine
Faulty power switch Replace switch
Low battery charge Charge batteries
Machine turned on with
directional control button(s)
not in neutral
Allow control button to return
to neutral. Restart
Controller overheated Allow cool down period
Little or no propel
Loose connection Check motor wires and
connection
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