Feb . 02, 2024 13:41 Back to list

Fault analysis of mini electric hoist hand press button switch

The mini electric hoist is a small lifting equipment with lifting height range below 30 meters and can be used with a single hook or double hook. It can easily lift daily necessities from the ground that are not convenient for manual handling, and is suitable for lifting and unloading small goods on various occasions. For example, when installing air conditioners, it is used to lift air conditioners to the upstairs, and when digging Wells, it is used to lift soil from the pit to the ground.

Because of its easy installation and the use of 220V single-phase power supply as a power source, the electric hoist is widely used. This civil electric hoist is widely used in machinery manufacturing, electronics, automobiles, shipbuilding and high-tech industrial zones and other modern industrial production lines, assembly lines, logistics transportation and other occasions.

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Sometimes the hoist may have some failures, so how do we fix these failures?

The common mini electric hoist hand press button switch failure mainly has the following two situations:

▣Hand press button switch electric does not turn:

Possible causes :

1.The power supply is not connected, just switch on the power supply;
2.The wiring is broken or loose, check the wiring and repair;
3.Switch failure, repair or replace the switch;
4.The capacitor is damaged, replace the capacitor;
5.The limit frame is not reset or the travel switch is faulty, check the limit pull frame or replace the travel switch.

▣Manual press button switch motor noise can not start normally:

Possible causes :

(1) The power supply voltage is too low, need to adjust the power supply voltage;

(2)The capacitor is damaged, need to replace the capacitor;
(3)The switch contact is poor, need to repair or replace the switch.

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