Rockwell Automation Logix5000 Controllers Sequential Function Charts Programming Manual - Manual (Page 84)

Chapter 3 Force steps
If Then
Off No SFC forces currently exist.
Flashing No SFC forces are active. But at least one force already exists in your project. When you enable
SFC forces, all existing SFC forces will also take effect.
Solid SFC forces are enabled (active). When you install (add) a force, it immediately takes effect.
2. Open the SFC routine.
3. Right-click the transition or start of a simultaneous path that you want to
force, and then click either Force TRUE (only for a transition) or
Force FALSE.
4. Are SFC forces enabled (See step 1.)?
If Then
No From the Logic menu, choose SFC Forcing > Enable All SFC Forces. Then choose Yes to confirm.
Yes Stop.
Make sure you understand the following before using forces.
ATTENTION Changes to forces can cause unexpected machine motion that could injure personnel. Before you
disable or remove forces, determine how the change will affect your machine or process and keep
personnel away from the machine area.
Disable all SFC forces
From the Logic menu, click SFC Forcing and then click Disable All SFC Forces.
Then click Yes to confirm.
Remove all SFC forces
From the Logic menu, click SFC Forcing and then click
Remove All SFC Forces. Then click Yes to confirm.
Remove or disable forces
84 Rockwell Automation Publication 1756-PM006F-EN-P - October 2014