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Error code Explanation Possible Causes
E08
EEPROM error Occurs rarely but may arise from high
temperatures in the electrical cabinet.
Open the cabinet and air out. Check
lters and cooling fans in the cabinet.
E09 Undervoltage Occurs if the voltage (volts) is too low.
May occur when the cables are too
long or the connections are bad. May
also arise if there are many users in
the network. Try changing outlets,
shortening cables and reducing
speed.
E10
Power supply Contact service. The internal
transformer needs replacing.
E11
Processor interference The processor experiences
interference, generates errors and
needs to be reset. Comes from
interference from the mains or other
disruptive equipment. Try resetting
the electronics by keeping the RESET
button pressed for two seconds.
E13
Restart protection tripped Handling error on start up. Check
the starting operation in the manual.
The Start/Stop knob must be in the
position “Stop” before the key is
turned.
E14
Earth fault Earth fault in the connection to the
motor. May be due to jammed or
damaged motor cable or motor
breakdown. Check the motor and its
connections.
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