Maintenance 6. Maintenance Parts Replacement Procedures
RC180 Rev.17 161
6.7 Option Unit
This section contains instructions for removing and installing the two Option Units.
Option Unit 1 and Option Unit 2 are shown in the following figure.
6.7.1 Remove Option Unit 1
Turn OFF the Controller and unplug the power connector.
Disconnect the cables connected to
two screws on the backside and remove
Pull out the flat cable connector connected on
the connector to pull out
screws (two screws each on front side
and backside) and remove Option Unit 1 in
direction shown by the arrow.