32
Symptom
Reason
Troubleshooting
Hampered
movement of
the working
tool
Wrong tool diameter
Change working tool
Tool bushing and working tool seize
and as a result block the tool motion
Clean up tool and bushing surface
Deformed working tool or strike
surface
Change working tool
Gas leakage
from the gas
chamber
Seize of charging valve
Clean up charging valve
O-ring or/and gas gasket damage
Change gaskets