CONE CRUSHERS. HP Series industrial equipment pdf manual download. Also for: Hp3, Hp4, Hp5. Sign In Upload. Download. Add to my manuals. Delete from my manuals. Share. ... change the head ball when the groove 8 is no longer visible" 0e'er to instruction manual cha%ter 88 'or the detailed head ball re%lacement %rocedure" -similar to Q99 machines ...