arm of the hammer to break, or using the tool of the hammer as a lever sooner or later it will break. The same thing occurs when the tool leans incorrectly or when it is introduced continuously between cracks. LOW TEMPERATURES. At low temperatures it is recommended that / P12 MDH SH SB 290 390 / PMV - 29 - PMV the tools be heated
CORROSION Rust or corrosion on the tool P12 SB 290 PMV SH 29 390 - / PMV MDH - / occurs when the tool is stored outdoors and it is not well lubricated. This can be avoided by simple and easy lubrication and maintenance of hammer’s tool away from moisture when not in use.
when the piston does not stroke the hammer tool, and the impact force and energy is absorbed by bolts and the tool retaining screws and not by the tool itself. This causes an erosion and the subsequent rupture of the tip. The breaking in these - 29 P12 290 MDH / PMV / - SH 390 PMV SB cases
