Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head
51 No: 4124851851.2.9007203379904011 en-US
c.
Inspect the impact piston (305) impact surface. If damages in any way, the Rock
Drill must be sent for overhaul. See chapter Rock Drill Overhaul.
7.
Replace the shank adapter (16) if:
a.
The threads or splines is worn out.
b.
The impact surface is crushed or chipped.
8.
Clean lubrication channels with compressed air.