INFERNO MANUAL STP INFORMATION CO2 VALVE BURST DISK NOTE STERLING STP & BRONZE MANUAL Arrow Precision Manufacturing uses the Adobe Portable Document format (pdf) to distribute its downloadable manuals. The PDF format is machine independant, but requires that you have a suitable reader. You may need to download the Adobe Acrobat Reader to view and print these manuals. INFERNO BASIC MAINTENANCE GUIDE Basic maintenance should be carried out after each game, failure to do so will viod your manufactures warranty. A full strip of the gun should be done when your marker is subjected to adverse conditions. We have put togther a quick guide please click here to download a copy. Important Technical Note: When converting any Inferno marker from CO2 to air you must use The Air Conversion kit: These parts must be changed: Old Velocity adjuster still ok for conversion to Air 26: MAIN SPRING 4: VALVE GUIDE 22: HAMMER O-RING 3: EXHAUST VALVE O-ring is the largest O-ring in the parts kit If you have any questions please give us a ring You must use a chronograph to measure the firing velocity of your gun. The velocity must not exceed 300 feet per second (the limit at some fields may be less).