If the natural volume of air inside your tank is not removed prior to the 1st filling, these problems will result:.Why is purging a new propane tank so important? Exhausting propane vapor incorrectly could result in ignition of exhausted propane fumes resulting in burn injury or death! SAFETY WARNING: The purging procedure should be done by a qualified trained person.
Proper Purging of a Propane Tank is very Important! DOT Cylinder Purging Procedure: