Changes made for Pathfinder 5226 controllers.

Added the following error messages:

Error 472 Clamping Beam Confirmation Failure - Will occur if the Clamping Beam Confirmation input goes low.

Error 473 Grippers Are Not OK - Will occur if the Grippers OK input goes low.

Error 474 Bypass Throttle Valve Failure - Will occur if the Bypass Throttle Confirmation goes low.