REASON

• Machine is approaching lane, OLS is not engaged, and bumper switch is engaged.
• Machine is moving from the move machine screen. Movement direction is forward only and bumper switch is engaged. 

ERROR IS BEING TRIGGERED AND NO OBSTACLES OR OBSTRUCTIONS ARE PRESENT

• Bad bumper switch
• Loose connection in the Yellow 24Vdc
• Green wire is pinched or damaged
• The switch gap is too close
• Input 31on the input board is stuck on