1、Post maintenance labels

■ During maintenance, a maintenance label should be affixed to the steering wheel, with the name and time of the maintenance personnel written on it.

■ Maintenance personnel should also keep the starting key to prevent safety accidents caused by misoperation.

2、Safety support

■ During vehicle maintenance, if it is necessary to lift the boom, a support device should be used on the piston rod of the oil cylinder or below the boom to prevent the working device from accidentally falling and causing safety accidents.