Mini:

After removing filament mess on the y-limit switch and adjusting the filament tension, it printed a test print fine.  Also tightened up the glass plate.

Mini #2: 

Printed a test print fine. 

Prusa:   

Adjusted the Z-offset and tightened the filament tension and no more clicking.  It printed a few test prints fine.

Taz 3:   

Printed test prints fine.

Taz 5:   

Printed test prints fine.