1. Clear a dust and dirt from the working brake cylinder. |
2. Remove dustproof covers from each end of the working brake cylinder. |
3. Take both pistons with sealing rings from the brake cylinder. |
4. Check a condition of pistons and the brake cylinder on lack of wear, corrosion and other defects. |
5. Establish sealing rings on the piston, grease them with pure brake liquid and establish pistons in the brake cylinder. |
6. Establish dustproof caps. |