Incident occurred 08/17/07 and was reported by miner, 08/20/07. Miner was assisting Mine Supt. in moving some large Mine fans to new positions for draft air, during which a fan was re-started and the miner inhaled small cloud of dust causing some lung irritation. No mask was worn, but was available. Medical, Breathing Treatments and shot. Miner has returned to full work.