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The Bosch 11224VSR and 11228VSR Hammer Drills must be dismantled to perform repairs and maintenance, like lubrication. Dismantling and reassembling these hammer drills is best explained by video, and this article offers a video demonstrating each procedure.
Major parts involved in dismantling and reassembly are the Bit Holder Assembly, Gear Housing, Hammer Piston, Striker, and Ratchet Sleeve and Toothed Shaft Assemblies.
The tools required for this project are a screwdriver with a #20 Torx driver bit and a standard flat-head screwdriver.
Please view our instructional videos on right, or view them on our YouTube page by clicking the links below:
How to Take the Hammer Drill Apart
How to Put the Hammer Drill Back Together
