Make certain you have read the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB manual thoroughly before attempting the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB bulb replacement on your ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB. Without touching the surface of the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB 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 ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB replacement parts. Your bulb should be sitting just beyond the opening of the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB body. Reach in with two fingers and disconnect the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB bulb. Reverse these steps to re-assemble your ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB. This concludes the ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB review - be sure to read the entire ViewSonic PJ1165 MMPROJ 3500 LUMEN 10X7 275W UHB manual.