If {HEAD ~ rotation} in {TAIL ~ the opposite direction} is desired, coil A is turned off first 
in
If { HEAD ~ rotation } in { TAIL ~ the opposite direction } is desired , coil A is turned off first
OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH