Number of bars ashing on displayFaultPossible CauseEffect on ProductInvestigate the FollowingAction RequiredIf Fault
Persists.
* 6 Bars ash continuously.
* Control system is Inhibiting drive.* Faulty controller.* Machine will not operate.* Check controller for water damage.* Replace controller.
*7 Bars ash once with pause
* Accelerator pedal trip.* Accelerator pedal being activated without
seat switch being activated (nobody on seat)
Or seat switch momentarily deactivated while
accelerator pedal being activated during forward
/ reverse operation.
* Machine will not drive.* Ensure accelerator pedal is not activated without
seat switch being activated. Ensure rm contact
with seat by operator at all times while accelerator
is pressed.
* Operator to be trained.
* 7 Bars ash twice with pause.“ Emergency stop has been activated.
* Off aisle cleaning activated with oor
tool raised.
* Inadvertent pressing of emergency stop or
activation of off-aisle cleaning mode.
* Machine will not drive.* Ensure emergency Stop button has not been
activated and off aisle vac switch is in off position
with oor tool raised.
* Reset emergency stop button. Switch off aisle
vac and raise oor tool.
* Cycle key switch to resume normal operation.
* 7 Bars ash 3 times with pause.* Vac Motor system short circuit.* Vac motor wiring fault / motor fault.* Vac motor will not operate.* Check vacuum motor and wiring* Replace motor and any damaged wiring.
* Cycle key switch to resume normal operation.
* 8 Bars ash continuously.
* Control system trip.* Seat switch failure.* Machine does not operate.* Check seat switch wiring.* Replace wiring as required.
* 9 Bars ash once with pause.
* Flashing beacon failure to operate.* Beacon short circuit.* Flashing beacon does not operate
in accordance with safety require-
ments.
* Check wiring and connections to device.* Replace damaged components.
* Cycle Key switch to resume normal operation.
* 9 Bars ash 3 times with pause.* Water pump failure to operate.* Failure of pump or wiring short circuit.* No water supplied to cleaning
heads.
* Check wiring and connections to pump.* Replace damaged components.
* Cycle Key switch to resume normal operation.
* 9 Bars ash 4 times with pause.* Detergent pump failure to operate.* Failure of pump or wiring short circuit.* No detergent supplied in water mix
to cleaning head.
* Check wiring and connections to pump.* Replace damaged components.
* Cycle Key switch to resume normal operation.
* 9 Bars ash 5 times with pause.* Solenoid brake circuit failure.* Failure of solenoid or wiring.* Machine will not move.* Check wiring and connections to brake.* Replace damaged components.
* Cycle Key switch to resume normal operation.
* 10 bars ash continuously
* Supply voltage to controller has
exceeded 40 volts.
* Battery and motor connections may have
become loose.
* Possible long term damage to
controller if fault persists.
* Check battery wiring, trio drive and motor
connections.
* Replace damaged components.
* Cycle Key switch to resume normal operation.
* Bars cycle up and down
continuously (from 1 to 10 and 10
back to 1) and repeats.
* Accelerator pedal movement
detected during Vario start up se-
quence (partially pressed or jammed).
* Foot or object on pedal during switch on or
possible jamming of pedal.
* Machine will not operate.* Remove object and ensure pedal is not jammed
or depressed during switch on of Vario.
* Cycle Key switch to resume normal
operation .
* Bars cycle from 1 to 10
continuously and repeats.
* Machine inhibit.* Controller/harness incorrectly wired.* Machine will not operate.* Check controller and harness wiring with special
attention to wires p2/03 and p2/10.
* Correct wiring.
* Cycle Key switch to resume normal operation
* No indication on display.* Horn and beacon failure.* Replace 20 Amp fuse (If this doesn’t x fault replace horn or beacon)
* No indication on display.* Brush motors continuously either off
or on while in transport mode.
* Microswitch failure.* Brushes will not operate correctly.* Check wiring and microswitch on underside of
machine by brushes ensuring microswitch is clear
of debris.
* Replace/clean damaged components.
* No indication on display.* VAC motor continuously either off
or on.
* Microswitch failure.* Vacuum will not operate correctly.* Check wiring and microswitchs behind oor tool
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