Sensors control the operation of the jogger assembly responsive to the presence of a stack to be jogged and responsive to {HEAD ~ the movement} of {TAIL ~ the jogging assembly} to a given position displaced from the nominal operating position 
Sensors control the operation of the jogger assembly responsive to the presence of a stack to be jogged and responsive to { HEAD ~ the movement } of { TAIL ~ the jogging assembly } to a given position displaced from the nominal operating position
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH