JAKA Zu
®
7 - V1.1 32
1. Before performing maintenance, the operator should discharge static
electricity in advance.
2. Antistatic wrist straps are very effective.
3. Failure to take any precautions when touching electrical components
directly, electrical components may malfunction.
After the maintenance is completed, check if there is any gap or if any
cable is caught. After that, reinstall the case. If there is a gap, it may cause dirt,
dust, etc. to enter the inside of the electrical cabinet, which will cause
malfunctions.
6.3.1 Filter cleaning and replacement
1.
Power off the electrical cabinet.
2. Remove the nut from the filter housing.
3. Clean the dust adhering to the filter by blowing it out. Dust should be blown from the inside of the
electrical cabinet during cleaning. When there is dirt, etc., apply warm water or a neutral detergent. And if it still
cannot be cleaned, it should be replaced.
4. Installation should be carried out in the reverse order of removal. When cleaning with warm water or a
neutral detergent, it should be fully dried before installation.
6.3.2 Joints replacement
Fig6-1
6.3.3 Part preservation
According to the life and frequency of use of the components, the recommended spare parts are divided
into two categories: A and B.