Tennant Alfa SA2000, Operator'S Manual

Page: 81 / 494

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DISPLAY ALARMS
ERROR CODE M A C H I N E
BEHAVIOUR DESCRIPTION OF
THE PROBLEM P O S S I B L E
SOLUTION
BRUSH MOTOR
CUTOUT TRIPPED
The brush doesn’t
rotate The brush motor has
overheated. Wait 30 minutes for
engine to cool down
BRAKE Drive disabled The parking brake is
engaged or the drive
motor has overheat-
ed. Release the parking
brake
STAND-BY No active function The driver detection
microswitch is not
detecting an opera-
tor. Sit correctly in the seat
R E L E A S E
ACCELERATOR
Drive disabled Incorrect starting se-
quence. Release the
accelerator pedal
when starting.
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without pressing the
accelerator pedal
EEPROM 1 FAULT No active function Failure of the logic
board Contact the service
centre
DRIVE CONTROL
BOARD CUTOUT
TRIPPED
Drive disabled The drive control
board has overheat-
ed. Wait 30 minutes for
drive board to cool
down
ACCELERATOR FAULT Drive disabled There is a problem
with the accelerator
cable. Contact the service
centre
MAX. SPEED POTENTI-
OMETER FAULT
Drive disabled There is a fault in the
maximum speed po-
tentiometer cabling. Contact the service
centre
U N D E R V O L T A G E
FAULT
No active function Check the batteries. Recharge the batteries
OVERVOLTAGE FAULT No active function Check the batteries. Wait 30 minutes then
try again
MAIN RELAY FAULT No active function Failure of the drive
board Contact the service
centre
HPD Drive disabled Drive disabled
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and back on with the
accelerator released
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