User manual

User guide P9-0135-B 42 of 52 Version 1.0.3/2012
Medema Production A/S
Problem Possible causes Remedy
The “ready” lamp on the
charger lights up even
when partly discharged
batteries are connected.
The fuse in the charger
has blown.
The switch in the charging
plug is malfunctioning.
Contact supplier.
Contact suppliers - read
the operating instructions
for the charger.
The charger lamp is
showing an error.
The charging plug has not
been inserted or there is a
mains fault.
The battery voltage is too
low for charging to start.
Push the charger plug in
or contact the supplier.
Read the operating
instructions for the
charger - or contact the
supplier.
The table below indicates the fault types which the battery indicator
can display in the case of an electronic fault on the Mini Crosser.
Count these and read off in the table what kind of fault they indicate.
However, it is recommended that you can quote the number of the
fl ash code when contacting the supplier.
LED
CODE
PROGRAMMING
LCD DISPLAY
EXPLANATION POSSIBLE CAUSE
1,1 HARDWARE
FAILSAFE 2
HARDWARE
FAILSAFE 4
Loss of power
Overcurrent fault
1. Short circuit in motor or
motor cable
2. Failure of control unit
1. Short circuit in motor or
motor cable
2. Failure of control unit
1,2 HARDWARE
FAILSAFE 1
HARDWARE
FAILSAFE 3
PRECHARGE
FAULT
HW FAILSAFE
EEPROM fault
Main contactor fault
Precharge fault
Motor voltage fault
1. Fault in or failure of
EEPROM
1. Main contactor welded
2. Fault in driver in main
contactor
3. Fault in coil in main
contactor
1. Fault in internal control
unit
2. Low battery voltage
1. Motor voltage does not
fulfi l throttle requirements.
2. M1 or M2 power short-
circuited to B- or B+.
3. Internal motor short circuit.
4. Failure of control unit
2,1 SRO SRO fault 1. Wrong sequence of KSI,
power activation and input
data for direction
2. Selection of wrong SRO
type
3. Direction switch circuit
open