Troubleshooting - Chariot CS20 Operating Instructions Manual

Iscrub 20
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Maintenance

Troubleshooting

PROBLEM
No machine function
No power to machine
Little or no propel
Machine does not
change speeds
Forward speed only
Reverse speed only
Poor or no water pickup Debris caught on squeegee
Battery indicator light
flashing
54
CAUSE
Console lid is open
Battery disconnected
Emergency shut-off activated
Battery cables corroded
Faulty key switch
Batteries not plugged in
On Board charger plugged in
Low battery charge
Tripped circuit breaker
Controller protecting motor from overload
Machine is stalled against an obstacle
(threshold, curb, etc.)
Controller overheated
Loose motor connection
Faulty throttle circuit or potentiometer
Drive Lever disengaged
Faulty speed control circuit or switch
Faulty forward/reverse circuit
Worn squeegee blades
Vacuum hose clogged
Vacuum hose disconnected from squeegee
or recovery tank
Recovery tank float system dirty
Recovery tank not sealed
Vacuum circuit breaker tripped
Float-ball shut-off engaged tank full
Foam filling recovery tank
Battery needs charged
Controller is indicating a fault code
86333220 CS20
SOLUTION
Close console lid
Check all battery cable connections
Reset
Clean connections
Replace switch
Plug batteries in
Un-plug and stow cord
Charge batteries
Reset controller circuit breaker
Controller limits motor amperage. Allow
unit to cool down for several minutes.
Remove obstacle or push machine away
from obstacle
Allow cool down period
Check wires and connections from
controller to motor
Check wires and connections from and
potentiometer resistance
Engage drive
Check wires & connections
Check wires & connections
Remove debris
Rotate or replace squeegee blades
Clear obstruction from hose
Reconnect vacuum hose
Clean float system
Latch console cover
Check or replace damaged gasket
Reset circuit breaker
Empty recovery tank
Empty recovery tank. Use less or different
detergent. Use defoamer
Charge Battery
See fault code table

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