Make certain you have read the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock manual thoroughly before attempting the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock bulb replacement on your 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock. Without touching the surface of the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock 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 Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock replacement parts. Your bulb should be sitting just beyond the opening of the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock body. Reach in with two fingers and disconnect the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock bulb. Reverse these steps to re-assemble your 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock. This concludes the 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock review - be sure to read the entire 3M Inverted TRIPLET Lens FXL Lamp Changer 4000 Lumens Clock manual.