1) Strip PVC wire 25mm long
2) Feed cover/cap onto wire. Large threaded opening facing stripped end.
3) Connect copper wire through stud hole, between nut and washer. Do not wind around stud and ensure copper wire tip does not extend past edge of the washer.
4) Cover connection and exposed copper with compound. Ensure compound extends in the conical shape 25mm up the wire.
5) Screw on cap. Use extruded excess compound to seal wire inlet (Sealing compound supplied with probe).