fifth connecting means connecting the other terminal of {HEAD ~ the free wheeling diode} to {TAIL ~ the other terminal post} for connection to the other terminal field  
to
fifth connecting means connecting the other terminal of { HEAD ~ the free wheeling diode } to { TAIL ~ the other terminal post } for connection to the other terminal field
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH