RK Rose+Krieger RK MultiControl II duo, Assembly Instructions Manual

Page: 219 / 230

Code Description Troubleshooting
“E45” Internal error Contact RK Rose+Krieger GmbH.
“E51”
A faulty entry has been detected
in the memory
The control unit is automatically reset to the factory settings.
Carry out an initialization run.
“E52” Internal error Contact RK Rose+Krieger GmbH.
“E71”
Error, drive 3 motor current too
high
If the error occurs frequently, check the system for mechanical
overload.
“E72”
Error, drive 4 motor current too
high
“E73” Blockage detected on drive 3
Check the system for mechanical blockages and remove them
as necessary.
“E74” Blockage detected on drive 4
“E75”
Lag error between controller 3
and drive 3
Drive could be faulty. Check the drive for mechanical strain.
“E76”
Lag error between controller 4
and drive 4
“E77”
Difference between drive 1 and
drive 3 too great
n Check the system for mechanical load
n Carrying out an initialization run
If the error message is still displayed, the control unit or the
drive could be faulty.
“E78”
Difference between drive 1 and
drive 4 too great
8.4 After maintenance and troubleshooting
Perform the following steps once maintenance and troubleshooting
are complete:
1. Check that all screw connections loosened previously are
secure.
2. Ensure that all tools, materials and other equipment used
have been removed from the work area.
3. Clean the work area and remove any escaped substances
such as liquids, processing material or similar products.
Maintenance and troubleshooting
After maintenance and troubleshooting
20.08.2021 Control unit RK MultiControl II duo/RK MultiControl II quadro 219