TEST OR INSPECTION
Voltage in Step 64 will vary between 0 and 7 VDC as bumper turret rotates from left limit to
right limit and right limit to left limit.
Check if voltage is between 0 to 7 VDC between bumper turret position sensor signal
wire (green) at bumper turret junction box 9-pin terminal strip, terminal 4 and a known
good ground as bumper turret rotates.
If 0 to 7 VDC are not present, replace bumper turret drive motor (WP 0571).