Troubleshooting
Operating Instructions 867 - 04.0 - 03/2018 145
3105 Error U24 V short circuit • Disconnect 37-pin plug
• Replace control if error 
is not corrected
• Test inputs/outputs for 
24 V short circuit
3106 Error
U24 V (I
2
T) overload
• One or several 
magnets defective
3107 Error Pedal not connected • Connect analog pedal
3109 Warning Operation lock • Check tilt sensor on 
machine
3151 Warning Maintenance necessary 
(operation cannot 
continue unless 
parameter t5114 is 
reset)
• Service is urgently 
required  Service 
Instructions
6353 Error Internal EEprom 
communication error
• Switch off the control
• Wait until the LEDs are 
off
• Switch the machine 
back on
6354 Error External EEprom 
communication error
• Switch off the control
• Wait until the LEDs are 
off
• Check machine ID 
connection
• Switch the control back 
on
8401 Error Watchdog • Software update 
• Machine ID reset
• Replace the control
Code
Error/
warning
Possible cause Remedial action