35
Maintenance
Troubleshooting
*Call manufacturer for Serial Number.
**See Serial Number page.
PROBLEM
CAUSE
SOLUTION
No power to machine
Battery disconnected
Check all battery cable connections
Emergency shut-off activated
Reset
Faulty key switch
Replace switch
Little or no propel
Low battery charge
Charge batteries
Machine turned on with pedal not in
neutral position
Allow pedal to return to neutral. Restart
Tripped circuit breaker
Reset circuit breaker and check brush
Controller overheated
Allow cool down period
Loose motor connection
Check wires and connections from
controller to motor
Faulty throttle circuit or potentiometer
Check wires and connections from throttle
to controller and potentiometer resistance
Faulty drive reset circuit or switch
Check wires, connection and switch
Faulty operator presence pedal circuit or
switch-Prior to Serial Number (17*)
Check switch engagement, wires, connec-
tions and switch
Faulty platform circuit or switch
Check wires, connections and switch
Brake over-ride engaged
Disengage brake over-ride
Faulty brake circuit or over-ride switch
Check wires, connections and switch
Machine does not
change speeds
Faulty speed control circuit or switch
Check wires, connections and switch
Forward speed only
Reverse speed only
Faulty forward/reverse switch
Replace Switch
Vacuum and brush do
not turn on
Circuit breaker tripped
Reset
Full bag or clog in system (bag full light
on)
Replace bag, check for and remove debris
Poor vacuums
performance
Debris caught in system
Remove debris
Low battery charge
Charge batteries
Brush motors do no run,
or run slowly
Bag full light on
Replace bag or remove clog
Circuit breaker(s) tripped
Reset circuit breaker(s)
Low battery charge
Charge battery
Fault brush circuit or motor
Check wires, connections and motor
86037810 Chariot iVacuum
