Blue Diamond 159010, Operation And Maintenance Manual

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4.3.1 CASE DRAIN LINE
A separate case drain line including oil filter must be installed from the ball valve on the excavator
arm to the excavator hydraulic tank. Operator must install a suitable connection on excavator hydrau-
lic tank for the case drain line.
1. Install a separate case drain line along the excavator arm and secure
with cable ties.
2. Connect case drain line with oil filter to connection on the hydraulic tank of the
excavator vehicle.
3. Attach case drain line to connection on the oil tank on hydraulic excavator.
4. Install case drain oil filter at an appropriate location on case drain line.
Note: Failure to install seperate case drain filter may cause damage to the hydraulic excavator.
4.4 INITIAL STARTUP
Note:
Adjustments to hydraulic flow and pressure settings on the excavator are the responsibility of
the operator.
1. Check all fastenings, hoses and couplings.
2. Check the hydraulic oil level and shut-off valves.
3. Check all hydraulic connections for leaks/tightness.
4. Switch on motor.
5. Bring motor slowly up to normal operating conditions (oil volume and oil pressure).
4.4.1 CHECKS DURING INITIAL OPERATION
• All hydraulic connections are leak tight.
• Pressure in case drain line (maximum 3 bar in constant operation).
• Oil temperature (target value 50 degree Celsius to 80 degrees Celsius).
4.5 REMOVE rock and concrete CUTTER
Hydraulic system contamination can damage equipment. Never leave hydraulic ports open.
Always plug hydraulic ports and hoses when not in use.
1. Position grinder on stand.
2. Loosen quick coupling device from excavator arm.
3. Switch off hydraulic excavator and safeguard against it being switched on again.
4. Depressurize entire hydraulic circuit.
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