When an electric hoist does not work, do not allow the weight hanging in the air to prevent permanent deformation parts .
2 electric hoist lashing
cargo maintenance work must be carried out under no load condition.
3 Adjust the amount of electric hoist brake decline , should ensure that at rated load, the amount of brake slipped S ≤ V/100 (V for the load within the next minute steady lifting distance ) .
4 When oiled rope , you should use a stiff brush or a small piece of wood , prohibited direct hand rope to a working oil .
5 rope discard criteria : wire rope inspection mini
electric hoist and scrap reference GB/T5972-1986 " wire rope lifting machinery inspection and scrap of practice " implementation.