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March 2021
Page 121 of 143
59812-K007 Rev 17
Business Confidential
Figure 184
Ribbon Connector Ferrites
5.
Disconnect the ribbon cables from the Control Unit lid taking care not to damage the pins and
contacts. The ribbon cables are removed from the lid connectors not the PCB. There is no
requirement to remove the metal can from the PCB.
Figure 185
Ribbon Cable Removal
6.
Remove the top half of the terminal blocks for the Power Supply Input, Fault Relay/Back-up relay,
Slowdown Alarm/Pre-Alarm relay and Modbus In/Out connectors by unscrewing the screws at each
end of the connector and easing the connectors apart, taking care not to damage the connection
wires or the connector pins/connections.