IDAHO FALLS (AP) — Investigators are still trying to determine how a Utah man was electrocuted this week while servicing an air conditioner atop the roof of an Idaho Falls hospital.

The victim was identified Thursday as Kendel Oldfield, 31, of Ogden. Oldfield was employed by United Team Mechanical, based in Kaysville.

Company owner Ted Taylor says Oldfield is survived by a daughter.Oldfield was working on a compressor unit Tuesday at the Mountain View Hospital when he was electrocuted, investigators said. Taylor says there are still no answers about what happened that led to the accident.