After scraping and grinding, clean the working surface with gasoline and wipe it clean with foam or paper.
The surface cleaning of the leveling iron is an essential process after pouring. Through sand cleaning treatment, the surface of the leveling iron can be treated very cleanly to extend the service life of the platform.

The rust proof layer on the processing surface of the leveling iron equipment shall not be removed using sandpaper or metal scraper, only clean cotton yarn, cotton cloth, wooden scraper or horn scraper shall be used for removal. Dry oil can be cleaned with kerosene. Rust proof paint can be cleaned with banana oil, alcohol, turpentine, and acetone. When the rust on the processed surface cannot be wiped off with oil, a cotton cloth dipped in acetic acid can be used to wipe it off; After rust removal, wipe and neutralize with lime water, and finally dry with clean cotton yarn or cloth.

When the rust proof dry oil applied to the gears inside the gearbox is too thick, hot engine oil at 70-80 ℃ or hot kerosene at 30-40 ℃ can be poured into the gearbox for cleaning. Hardened or difficult to clean ball bearings can be washed with hot oil at 70-80 ℃, then cleaned with kerosene, and finally cleaned with gasoline. Do not use cotton yarn when cleaning bearings, only clean cotton cloth is allowed; If the cotton cloth is inconvenient to clean, you can use an oil gun to inject kerosene or hot oil for cleaning.

After cleaning all parts inside and outside the equipment, refueling and lubrication can be carried out. Lubricating oil must be tested and confirmed to meet the requirements before it can be used. Lubricating oil must be filtered before adding to the equipment, and the added oil should reach the specified oil level; All lubrication parts and oil holes should be filled with lubricating oil.