Hydraulic Rock Drill COP RR14 / SC14 Ver. C 8 Accumulators
29 No: 4124851851.2.9007203379904011 en-US
3.
Charge the accumulators to the correct pressure as follows:
a.
Intake Accumulator (600) Recommended Base setting: 80 bar. Max setting
100 bar.
!
NOTE: Charge intake accumulator (600): 40 bar under collar-
ing pressure, max. 100 bar.
b.
Damper Accumulator (600): 15 bar.
4.
Open the pressure regulator (140) slowly by turning the knob clockwise while monitor-
ing the manometer (100) until correct filling pressure is achieved.
5.
Close the pressure regulator (140).
6.
If the pressure in accumulator gets too high:
a.
Slowly open the needle valve (40) by turning the knob counterclockwise until cor-
rect pressure is achieved.
7.
Close the hose valve (3) by turning it clockwise. When using connection (90) with the
earlier version of accumulator valve, the accumulator valve (16) must be closed.
8.5.4 Disconnecting Accumulator Charger
1.
Check that hose valve (3) is closed.
2.
Close the gas cylinder valve (19).
3.
Open needle valve (40) to evacuate the gas, check that the manometers (50) and
(100) drops to 0.
4.
Disconnect hose connection (90) from the accumulator valve (16).
5.
Install protection cap (17) on the accumulator valve (16).
6.
Disconnect hose connection (110) from the gas cylinder valve (19).
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