Regulators repair and maintenance
2nd stage ELLIPSE Black
January 2008 Rev. ELL. OCTO /A Ed. B / 09 9
• Remove and replace all O-rings;
• Use a plastic tool or a round pointed metal one in order not to damage the
O-ring seat;
• To replace the O-ring correctly, press its sides to create a bulge inside which
to insert the round pointed tool, as shown in the pictures;
• Attention: USE ONLY ORIGINAL CRESSI-SUB SPARE PARTS