Hydraulic Rock Drill COP RR14 / SC14 Ver. C 5 Hose Connections
15 No: 4124851851.2.9007203379904011 en-US
5 Hose Connections
5.1 Connect Hoses
WARNING
Pressurized Systems
Can cause serious injury to eyes and skin.
u Always de-pressurize hydraulic, lubrication, and flushing system before any mainte-
nance work.
u Never replace new hoses with hoses of lower grade and quality.
u Always use gloves and eye protection.
1 Flushing, air/water
2 Lubrication air, out (Return) Always open or connected to the ECL-return
3 Lubrication air, in (Intake)
4 Rotation return (RRR)
5 Rotation intake (RRL)
6 Damper, intake (D)
7 Impact, intake (P)
8 Impact, return (R)
n
Always clean the rock drills hose connections before removing the protective caps.
n
Pressure hoses with an internal diameter of 19 mm (3/4") or greater, must be of grade
SAE 100 R 9R.
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