Abarth, flame arrester replacement in Umm al-Fahm

Abarth, flame arrester replacement in Umm al-Fahm.
It may be required to replace the flame arrester if the previous flame arrester is faulty or is not installed correctly. The flame arrester is initially installed in place of instead of the catalyst. The defective flame arrester is cut out and a new one is welded in its place.