Rockwell Automation Logix5000 Controllers Major, Minor, and I/O Faults Programming Manual - Manual (Page 16)

Chapter 1 Major faults
If a fault routine has already been created, it is included in the main
program.
2. Right-click MainProgram, and choose Properties.
3. On the Program Properties - MainProgram dialog box, click the
Configuration tab.
4. In the Fault field, choose the routine you want to be the program’s fault
routine.
5. Click OK.
The program you specified in step 4 is now indicated as the fault routine in
the main program.
16 Rockwell Automation Publication 1756-PM014G-EN-P – October 2014