Rev.0 LEPTON
Service
manual
OXYGEN S.p.A.
38
TROUBLESHOOTING GUIDE
ALARM
TYPE
DESCRIPTION ALARM
CONDITIONS
CAUSES
ALL 4
Motor temperature
first high level
Exceeding of the fixed
motor temperature
Real values of temperature
Break of temperature sensor
Problems with electronic card of
control
ERR 1
Over Voltage
Value of voltage over 70V
Intervention time = 60 ms
Hard use of the scooter on the way
down
Problems with electronic card of
control
ERR 2
Under Voltage
Default value = 20 V
Intervention time = 400 ms
Low level energy inside the battery
Problems with electronic card of
control
ERR 3
Dissipator
temperature high anl
low level
Default high level = 75°C
Intervention time 1 s
Dissipator over temperature
( environmental causes, hard use)
Problems with electronic card of
control
ERR 4
(only Ni-
Zn)
Battery temperature
high
Set to 50° C.
Work only during the
battery-charging phase
Real value of temperature
Break of temperature sensor
Problems with electronic card of
control
ERR 5
Motor temperature
second high and low
level
Default level value =140°C
Default level low = 25°C
Intervention time 1 s
Real values of temperature
Break of wiring of temperature sensor
on the motor
Break of temperature sensor
Problems with electronic card of
control
ERR 7
Current Alarm
Too much elevated current
on the motor
Break of MOSFET
Wiring phase wrong motor
Problems with electronic card of
control
ERR 10
Current Alarm
Current value over the set
point of 1° for a time longer
than 100 ms in phase 1 or
Current value over 8,12A
for a time longer than 100
ms in phase 2 or
Current value over the set
point of 1A for a time longer
than 100 ms in phase 3
Voltage value over 70V in
buffer for a time longer than
1 s
Current value over 2A for a
time longer than 2s
Failure
batteries
Failure of battery charger
Problems with electronic card of
control
ERR 11
Processor Error
No signal from Hall Sensor
Wrong wiring of Hall Sensor on the
motor or break of wiring
Break of Hall Sensor
Problems with electronic card of
control
