Sem-Zero Diagnostics - Zapi SEM-Zero Manual

MENU
The following list shows likely problems associated with the flashing RED LED.
N° FLASHES
1
1
1
2
2
3
3
3
4
4
5
5
5
5
6
6
6
7
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6 SEM-ZERO DIAGNOSTICS

MESSAGE
Logic failure #1:
Watch-dog:
EEPROM KO:
INCORRECT STARTS:
FORW + BACK:
CAPACITOR CHARGE
VMN NOT OK
VFIELD NOT OK
VACC NOT OK
PEDAL WIRE KO
NO FIELD CUR.
HIGH FIELD CUR.
STBY I HIGH
I= 0 EVER
CONTACTOR DRIVER
COIL SHORTED
CONTACTOR CLOSED
TH. PROTECTION
BATTERY LOW
NOTES
Problem with Logic or Line Contactor.
Logic board and/or software failure.
Problem with EEPROM or Logic.
Starting sequence for travel not correct.
Double running requests.
Problem in Power Block.
Problem with Chopper.
Problem with Field Voltage
Potentiometer Wiper.
Pedal wire not OK.
Field wiring not OK or field current sensor
not OK.
Field wiring not OK or field current sensor
not OK.
High current at the stand-by sensor of arma-
ture current not OK.
No current: sensor of armature current not
OK.
Contactor Driver not OK.
Coil contactor shorted.
Line Contactor contact not OK.
Temperature too much high (>70°C) or low
(<10°C).
Battery too low.
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