The long-term storage method of vacuum suction cups is as follows:
1. In order to prevent the piston rod of the hydraulic cylinder from rusting, the working device should be placed on the ground.
2. Clean and dry the machine and store it in a dry indoor environment.
3. If restricted conditions can only be stored outdoors, the machine should be parked on a cement floor with good drainage; before storage, fill up the oil tank, lubricate all parts, replace the hydraulic oil and engine oil, and apply a thin layer of butter to the hydraulic cylinder Remove the negative electrode of the battery on the exposed surface of the piston rod, or remove the battery and store it separately.
4. Add an appropriate proportion of antifreeze to the cooling water according to the lowest temperature; start the engine once a month, and operate the machine to lubricate the spring hanger components while charging the battery.