{HEAD ~ The sliding element} can be raised by {TAIL ~ means} of an adjusting screw to provide adjustment of the vertical position of the front panel 
{ HEAD ~ The sliding element } can be raised by { TAIL ~ means } of an adjusting screw to provide adjustment of the vertical position of the front panel
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH