In this video you can see how to repair , change orings, diaphragms and filters of Tomasetto AT07 LPG vaporizer. Tomasetto AT07 vaporizers are most comman in the market and durable regulators. By changing orings, diaphrams and filters you can use these reducers years. We recommend you to use original repair sets made by Tomasetto Achille. To buy Tomasetto products please visit us at www.gasitaly.it or email to [email protected]