Bosch SDS-plus BULLDOG Xtreme Rotary Hammer 11255VSR "replace chuck hammer drill" Questions

...oil to rotary hammer Bosch / Bulldog Oil leaks from the tip and it is getting really hot when in use.. the oil seal is broken, remove front cover at the chuck end of the drill, and replace the

...chuck tube in a vice and tap the gearbox housing with a rubber mallet. again you will loose oil. to reassembly just reverse the prosess. remove the oil filler cap to ensure that the crank shaft ...