a. Use compressed air or professional equipment to clean the surface of the workpiece;
b. Do not clean with water or a high-pressure cleaner;
c. Do not use acids or acidic cleaners;
d. After cleaning, protect the mold with clean oil;
e. Check if the mold is damaged after use;
f. Make sure all screw connections are tightened;
g. Replace the damaged cables, plugs, and hydraulic connections as soon as discovered;
h. Maintenance work can only be carried out by trained personnel.
