Page 1
Document Number Effective: 12/99 Supersedes: None This document provides instructions for installing/replacing printed wiring Summary assemblies (PWAs) in the UDC2300. WARNING Disconnect power before removing chassis from case. Installing and replacing printed wiring assemblies should be performed by ATTENTION qualified personnel only.
Page 2
Kit Instruction, continued Follow the procedure in Table 1 to install/replace a printed wiring Installation Procedure assembly in your controller. Refer to Figure 1 for location of components. Table 1 – PWA Installation Procedure Step Action Remove the screw cover and loosen the screw on the front of the controller.