MAN05MGO5
INSTRUCTIONS JIB CRANE SERIES GBA - GBP
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1. Visually check the integrity of the crane and the structures on which if installed. Pay particular attention to the
rope, hook and related safety latch.
2. Carry out all preliminary checks as described in paragraph 5.5 “Criteria and precautions of use”.
3. Turn on the power supply by putting the main switch in the “ON” or “1” position.
4. Ensure that no people are exposed in danger zones.
5. Place the red mushroom-shaped
“emergency stop”
button in the position which allows movement.
6. Activate all functions by pushing, if available, the
“forward”
button.
7. Verify proper functioning of the safety devices by checking the movements as described in paragraph 5.1
“Functions of the jib crane”.
5.3
Setting up – Starting the jib crane
Tobeginoperationalactivitieswiththecranecarryoutthefollowingoperations:
1. Position the arm in recovery position ensuring it is stable and taking care that it does not create a risk of collision
or interference with the surrounding structures and/or machines.
2. Free the lifting hook of any slinging used to move the load.
3. Lift the hook, when possible, to a height of no less than 2.5 m so that it does not obstruct or create danger for
people or things below the crane.
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4. Check that the manoeuvre chain does not create risks caused by entangling.
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4. Halt all the crane movements by pushing the “stop” button on the push-button control panel.
5. Put the push button control panel in the “obstruction“ position.
6.Cut off the power supply by turning the general switch to “OFF” or “0” (zero).
5.4
Switching off at the end of use
Toshutdownthecraneattheendofworkitisnecessaryto:
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follow the directions and instructions in the use and maintenance manuals and check the integrity of the
components and parts of the crane.
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heed the instructions and warnings displayed on the machine; the warning label plates located on the
crane and in the manoeuvre zone are accident-prevention signs and must always be perfectly legible.
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ensure that the crane operates in an environment protected from atmospheric agents (rain, wind, snow,
etc.), or, if in the open, that it has adequate shelter or protection.
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check that the capabilities of the crane correspond with the job which needs to be done (work cycles –
intermittence – duration of use – load to be moved).
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check the suitability of the structures (walls,columns,foundations) which support the jib crane (fig. 64).
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ascertain the adequacy of the state of maintenance of the crane (cleaning, lubrication) and its main
components (hook, chains, push-button control panel, limit switches, motoreducers, wheels, brakes, etc.).
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verify the correct response of the movements of the trolley and the hoist.
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test the functioning of the emergency stop button.
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check the efficiency of the brakes and of the limit switches and of the electric system.
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check the efficiency of the chain, hook block, hook and push-button panel and that they are intact.
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ensure that the hook is not worn, damaged or without a spring catch.
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check the suitability and efficiency of the slinging (ropes, chains, bands,...).
5.5
Criteria and precautions of use
• The correct use of the jib crane guarantees the safe and full performance of the
machine.
• These potentialities are only guaranteed if the following instructions are strictly
adhered to:
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