Hydraulic Rock Drill COP RR14 / SC14 Ver. C 9 Hydraulic Motor
32 No: 4124851851.2.9007203379904011 en-US
4.
Install screws (10) and lock nuts (11).
5.
Tighten screws (10) and lock nuts (11) to 80 Nm (59 lbf-ft).
Recommended Oil
Hydraulic oil or Motor oil
9.3 Function and Condition Test Hydraulic Motor
The following test gives an approximation of the present state of the motor. The following
are required to conduct the test:
• Apparatus for hydraulic flow and pressure.
• Pressure gauge.
• Flow meter 0-15 l/min.
• Couplings and hoses to assemble the components.
• Motor fixture for the hydraulic motor.
• Oil grade HLP46 at 50 °C and viscosity approximate 35 CST.
9.3.1 Performing Hydraulic Motor Test
WARNING
Pressurized Systems
Can cause serious injury.
u Never stand behind the hydraulic motor during the test.
u Only the operator is to be around the hydraulic motor during the test.
1.
Apply oil to the bolts (4).
2.
Install the o-ring (2) on the hydraulic motor (500).
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