Make certain you have read the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS manual thoroughly before attempting the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS bulb replacement on your 3M Company X70 3500LUMEN XGA MMPROJ 17LBS. Without touching the surface of the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS lens, remove the lens tube and set it aside. Write down the number from inside the tube's inner lip for the purpose of make, model or serial number for any future need to buy 3M Company X70 3500LUMEN XGA MMPROJ 17LBS replacement parts. Your bulb should be sitting just beyond the opening of the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS body. Reach in with two fingers and disconnect the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS bulb. Reverse these steps to re-assemble your 3M Company X70 3500LUMEN XGA MMPROJ 17LBS. This concludes the 3M Company X70 3500LUMEN XGA MMPROJ 17LBS review - be sure to read the entire 3M Company X70 3500LUMEN XGA MMPROJ 17LBS manual.