Hydraulic Rock Drill COP RR14 / SC14 Ver. C 10 Front Head
49 No: 4124851851.2.9007203379904011 en-US
1.
Inspect guide (102) and the lubrication ducts (A). Replace the guide if the inside diam-
eter exceeds 46 mm.
2.
If air and water leaks out through the front head tell tale holes or around the shank
adapter (16):
a.
Replace o-rings (124) on flushing head (122).
b.
Replace cup seals (127) and wipers (126) in flushing head.
c.
Replace wiper (108) in front of guide (102).
d.
Replace o-ring (106) on washer (103).
e.
Replace o-ring (132) on stop ring (131).
3.
Inspect flushing head (122). Replace if seriously damaged or cracked.
4.
Inspect washer (103). Replace if seriously damaged or cracked.
5.
Replace stop ring (131) if: