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Commissioning and inspection of wire rope hoist before use

2023-11-15

For the newly installed or dismantled electric hoist, to test whether the wire rope electric hoist is normal, first of all, the empty car should be tested for several times. Before the installation is completed, it is strictly prohibited to power on operation. During installation or commissioning, it is necessary to strictly check whether the limit device is flexible and reliable. When the hook rises to the upper limit position, the distance from the hook shell to the drum shell must be> 50mm.

Commissioning and inspection of wire rope hoist before use

1, the new installation or after the demolition of the electric hoist, in order to test the wire rope electric hoist is normal, first of all should be empty test run several times. Before the installation is completed, it is strictly prohibited to power on operation.
2. During installation or commissioning, it is necessary to strictly check whether the limit device is flexible and reliable. When the hook rises to the upper limit position, the distance from the hook shell to the drum shell must be> 50mm. When the hook is lowered to the lower limit position, the wire rope safety ring on the drum should be guaranteed, and the effective safety ring must be more than two rings.
3. Check whether the wire rope is normal before use. If bending, deformation, corrosion or serious wear are found, and the degree of fracture exceeds the specified requirements, it is strictly prohibited to operate.
4. Check and confirm whether the wedge is installed firmly and reliably before use.
5. Confirm whether the brake condition is reliable before use; adjust the stop module of the upper and lower limit.
6, before use should be carried out to the rated load of the 125, lifting from the ground about 100mm, 10 minutes of static load test, and check whether it is normal.

The inspection of the wire rope electric hoist before use is very important. If the inspection is not in place, it will cause great damage to the machinery. It is recommended that customers pay attention to it.

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