Possible Clues:

• Famous Greek mount crossed by experts
• Cause of Hector's death? A cold, at first extremely severe
• Hero is sick, beset by pains
• Greek hero who gave his name to a bad heel
• That heel, 'e's after making it to the island
• Heel
• Greek's not well, pains abounding
• Pains encompassing poorly heel
• Can it bring a runner to heel?
• That old Greek, with 6 across 'e's got a soft spot for the west of Ireland