1) Sling/chain should tightly bind the load, the workman should glove when bind sling/chain.
2) Connect sling/chain with bucket lifting ring, curled bucket and retracted arm.
3) Before start, uniform the hand signal with signalman.
4) Acquaint with the positions of all workmen in the range of work area.
5) Mark hand rigging on the load to ensure the people pulling hand rigging is away from load.
6) Try to lift the load before normal operation.
Park the machine beside the load.
Load the machine.
Lift load to the height of 50mm (2in) off the ground.
While keeping the load close to ground, move the load from the machine.
If there is any evidence of stability reduction, lower load to the ground.
7) Just lift the load to required height.
3.7 HYDRAULIC BREAKING OPERATION
Hydraulic breaking operation tips…if equipped
Choose hydraulic breaker with correct dimension and weight. Consult with your dealer.
Pump / Main valve section assignment
The hydraulic pressure of section AUX (the hydraulic pressure of the breaker section) supplied
by P2 is 21 M Pa.
Attention to hydraulic breaker tubing
1) When the hydraulic breaker is out of use, cover the pipe end of arm and fit a plug at the end
of hydraulic breaker hose to avoid dirt entering into system.
2) Ensure stocking cover and plug in tool compartment for maintenance purpose.
3) Avoid dirt entering into system when change bucket with breaker.
4) After connection, check the oil leakage and bolts slack condition.
Before fitting hydraulic breaker on the arm, read machine and hydraulic breaker manuals
carefully, and carry out the required confirmation or inspection.
Carry out required inspection before daily operation.
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